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Ixazomib

Phase 4FDA approved 2015

Multiple Myeloma | Small molecule | Oncology |Takeda Pharmaceutical Company Limited|Trials Updated: Mar 5, 2026

Ixazomib development status

FDA approval Nov 20, 2015 as Ninlaro
Approval holderTakeda Pharms Usa
ApplicationNDA208462
Highest phase Phase 4 (NCT03173092)
Phase scored for TAKPhase 3
Registered trials 58 across 28 sponsors since Jan 2009

Label indication NINLARO is indicated in combination with lenalidomide and dexamethasone for the treatment of patients with multiple myeloma who have received at least one prior therapy. NINLARO is a proteasome inhibitor indicated in combination with lenalidomide and dexamethasone for the treatment of patients with multiple myeloma who have received at least one prior therapy. FDA label

Ixazomib target and mechanism

Molecular targetPSMD1, PSMB2, PSMB1, PSMB5, PSMB8, PSMB9
Target classInhibitor
ModalitySmall molecule

Also known as Ixazomib Citrate, Ninlaro, MLN9708

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLEDDMC
Total Trials29
Total Enrollment4,680

FDA Designations

No designations recorded

Ixazomib clinical trials

Ixazomib · 29 trials · 19 indications

Phase 3 6Phase 2 9Phase 1 13Early Phase 1 1
NCT03562169The Role of Ixazomib in Autologous Stem Cell Transplant in Relapsed Myeloma - Myeloma XII (ACCoRd)Multiple Myeloma
RECRUITING406 Analytics
NCT01850524IXAZOMIB Plus Lenalidomide and Dexamethasone Versus Placebo Plus Lenalidomide and Dexamethasone in Adult Patients With Newly Diagnosed Multiple MyelomaMultiple Myeloma
COMPLETED705 Analytics
NCT03748953Study of Oral Ixazomib Maintenance Therapy After Initial Therapy in Participants With Newly Diagnosed Multiple Myeloma Not Treated With Stem Cell Transplantation (SCT)Multiple Myeloma
COMPLETED37 Analytics
NCT02312258A Study of Oral Ixazomib Maintenance Therapy in Participants With Newly Diagnosed Multiple Myeloma (NDMM) Not Treated With Stem Cell Transplantation (SCT)Multiple Myeloma
COMPLETED706 Analytics
NCT02181413A Study of Oral Ixazomib Citrate (MLN9708) Maintenance Therapy in Participants With Multiple Myeloma Following Autologous Stem Cell TransplantMultiple Myeloma
COMPLETED656 Analytics
NCT01564537A Phase 3 Study Comparing Oral Ixazomib Plus Lenalidomide and Dexamethasone Versus Placebo Plus Lenalidomide and Dexamethasone in Adult Participants With Relapsed and/or Refractory Multiple MyelomaRelapsed Multiple Myeloma
COMPLETED722 Analytics
PHASE3RECRUITING
The Role of Ixazomib in Autologous Stem Cell Transplant in Relapsed Myeloma - Myeloma XII (ACCoRd)
Multiple MyelomaUnlock trial analytics
PHASE3COMPLETED
IXAZOMIB Plus Lenalidomide and Dexamethasone Versus Placebo Plus Lenalidomide and Dexamethasone in Adult Patients With Newly Diagnosed Multiple Myeloma
Multiple MyelomaUnlock trial analytics
PHASE3COMPLETED
Study of Oral Ixazomib Maintenance Therapy After Initial Therapy in Participants With Newly Diagnosed Multiple Myeloma Not Treated With Stem Cell Transplantation (SCT)
Multiple MyelomaUnlock trial analytics
PHASE3COMPLETED
A Study of Oral Ixazomib Maintenance Therapy in Participants With Newly Diagnosed Multiple Myeloma (NDMM) Not Treated With Stem Cell Transplantation (SCT)
Multiple MyelomaUnlock trial analytics
PHASE3COMPLETED
A Study of Oral Ixazomib Citrate (MLN9708) Maintenance Therapy in Participants With Multiple Myeloma Following Autologous Stem Cell Transplant
Multiple MyelomaUnlock trial analytics
PHASE3COMPLETED
A Phase 3 Study Comparing Oral Ixazomib Plus Lenalidomide and Dexamethasone Versus Placebo Plus Lenalidomide and Dexamethasone in Adult Participants With Relapsed and/or Refractory Multiple Myeloma
Relapsed Multiple MyelomaUnlock trial analytics

Study Endpoints

Primary Endpoints

Overall response rate
100 days post-ASCT

Overall response rate following ASCT will be determined according to the IMWG Uniform Response Criteria for Multiple Myeloma. This endpoint will be defined as a binary dichotomization of response (≥VGPR vs \<VGPR) at an assessment 100 days after the date of stem cell transplant.

Progression-free survival
From date of registration to date of disease progression, up to 120 months.

The influence of a consolidation and maintenance strategy on the Durability of Response (DuR: PFS)

Progression Free Survival (PFS)
Up to approximately 79 months

PFS was defined as the time from the date of randomization to the date of first documentation of progressive disease (PD) or death due to any cause according to International Myeloma Working Group (IMWG) criteria whichever occurs first. PD required one of the following: Increase of \>=25% from nadir in: Serum M-component and/or (the absolute increase must be \>=0.5 g/dL); Urine M-component and/or (the absolute increase must be \>=200 mg/24 hours); in participants without measurable serum and urine M-protein levels: the difference between involved and uninvolved free light chain (FLC) levels (absolute increase must be \> 10 mg/dL); Bone marrow plasma cell percentage: the absolute % must be \>10%; development of new bone lesions or soft tissue plasmacytomas or definite increase in the size of existing bone lesions or soft tissue plasmacytomas; hypercalcemia (corrected serum calcium \> 11.5 mg/dL or 2.85 mmol/L).

Number of Participants Categorized According to Performance Status (PS) Based on Eastern Cooperative Oncology Group (ECOG) PS
Month 25

ECOG PS was used to assess physical health of participants. ECOG PS grade:0= fully active, able to carry on all pre-disease performance without restriction,1= restricted in physically strenuous activity but ambulatory and able to carry out work of a light or sedentary nature 2= ambulatory and capable of all self-care but unable to carry out any work activities. Up and about more than 50% of waking hours, 3= capable of only limited self-care, 4= completely disabled, cannot carry on any selfcare, totally confined to bed or chair confined to bed or chair more than 50% of waking hours and 5= dead. Only those categories with non-zero values were reported.

Percentage of Participants Receiving Ixazomib With Treatment-emergent Adverse Events (TEAEs)
Up to 58.4 months

Adverse events (AEs) were defined as any unfavorable and unintended sign, symptom or disease temporally associated with the use of a medicinal product reported from first dose of study drug through 30 days after the last dose of study drug. A TEAE was defined as an AE that started or worsened after first study drug administration and within 30 days of last dose of study drug. Percentages are rounded off to the nearest whole number.

Percentage of Participants Receiving Ixazomib With Treatment-emergent Serious Adverse Events (SAEs)
Up to 58.4 months

AEs were defined as any unfavorable and unintended sign, symptom or disease temporally associated with the use of a medicinal product reported from first dose of study drug through 30 days after the last dose of study drug. A TEAE was defined as an AE that started or worsened after first study drug administration and within 30 days of last dose of study drug. An SAE was defined as any untoward medical occurrence that at any dose resulted in death, was life-threatening, required inpatient hospitalization or prolongation of existing hospitalization, resulted in persistent or significant disability or incapacity, was a congenital abnormality or birth defect, or is an important medical event. Percentages are rounded off to the nearest whole number.

Number of Participants Receiving Ixazomib With Clinically Significant Changes in Safety Laboratory Values
Up to 58.4 months

Clinical laboratory assessments included hematology, serum chemistry, and urinalysis. Any clinically significant changes in the clinical laboratory value over time based on the investigator's interpretation were reported.

Progression Free Survival (PFS) as Assessed by the Independent Review Committee (IRC)
From date of randomization until disease progression or death up to approximately 27 months (approximate median follow-up 15 months)

Progression Free Survival (PFS) is defined as the time from the date of randomization to the date of first documentation of disease progression (PD) or death due to any cause, whichever occurs first. Response including PD was assessed by independent review committee (IRC) using the International Myeloma Working Group (IMWG) response criteria. PD requires 1 of the following: Increase of ≥ 25% from nadir in: Serum M-component (absolute increase ≥ 0.5 g/dl); Urine M-component (absolute increase ≥ 200 mg/24 hours); In patients without measurable serum and urine M-protein levels the difference between involved and uninvolved free light chain (FLC) levels (absolute increase \> 10 mg/dl); Development of new or increase in the size of existing bone lesions or soft tissue plasmacytomas; Development of hypercalcemia (corrected serum calcium \> 11.5 mg/dl) attributed solely to plasma cell proliferative disease. Status evaluated every 4 weeks until disease progression (PD) was confirmed.

Combined Response Rate During the Induction Phase in Newly Diagnosed Multiple Myeloma (NDMM) Participants
Day 1 of Cycles 1-13, 28-day cycles (Up to 1 year)

Combined Response Rate is the percentage of participants with Complete Response (CR), including stringent Complete Response (sCR), and Very Good Partial Response (VGPR) according to the International Myeloma Working Group (IMWG) criteria during the Induction Phase (Cycles 1-13, 28-day cycles). CR=negative immunofixation of serum and urine, disappearance of any soft tissue plasmacytomas and \<5% plasma cells in bone marrow. VGPR=serum and urine M-component detectable by immunofixation but not on electrophoresis or 90% reduction in serum M-component plus urine M-component \<100 mg/24 hour.

Overall Response Rate (ORR) in Relapsed and/or Refractory Multiple Myeloma (RRMM) Participants
Day 1 of each 28 day cycle (Up to 45 months)

ORR is the percentage of participants with CR, VGPR or PR according to IMWG criteria. CR=negative immunofixation of serum and urine, disappearance of any soft tissue plasmacytomas and \<5% plasma cells (PC) in bone marrow. VGPR=serum and urine M-component detectable by immunofixation but not on electrophoresis or 90% reduction in serum M-component plus urine M-component \<100 mg/24 hour. PR=50% reduction of serum M-protein and reduction in 24 hour urine M-protein by 90% or \<200 mg/24 hour or decrease 50% difference between involved free light chain (FLC) levels or 50% reduction in bone marrow plasma cells if baseline percentage was 30%; and if present at Baseline, 50% reduction in the size of soft tissue plasmacytomas.

Number of Participants With Overall Response Rate (ORR)
Baseline up to Day 15 Cycle 29 (approximately up to Day 802) or until PD or the start of alternate therapies

ORR is defined as the percentage of participants with complete response (CR) or partial response (PR) as assessed by the investigator using the international Working Group criteria for participants CR: disappearance of all target lesions, non-target lesions, no new lesions, and normalization of tumor marker level. PR: At least a 30 percent (%) decrease in the sum of diameters of target lesions, no progression in non-target lesion, and no new lesions.

2-year PFS rates in adult patients with newly diagnosed Mantle Cell Lymphoma
2years
Flow cytometric assessment < 0.01%
48 months

Minimal residual disease by multiparameter flow cytometry (MFC) \< 0.01%

Percentage of Participants With Very Good Partial Response (VGPR) or Better (Complete Response + VGPR)
Up to 5 years

Response was assessed using International Myeloma Working Group (IMWG) Criteria. VGPR is defined as serum and urine M-protein detectable by immunofixation but not on electrophoresis or 90% or greater reduction in serum M-protein plus urine M-protein level \<100 milligram (mg) per 24 hours. The percentage of participants were rounded off to the single decimal point.

Number of Participants With Serious Adverse Events (SAEs)
Up to 7 years

An adverse event (AE) is defined as any untoward medical occurrence in a participant administered a pharmaceutical product; the untoward medical occurrence does not necessarily have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal (investigational) product whether or not it is related to the medicinal product. An SAE is any untoward medical occurrence that at any dose: a) results in death; b) is life-threatening (refers to an AE in which the participant was at risk of death at the time of the event. It does not refer to an event which hypothetically might have caused death if it were more severe); c) requires inpatient hospitalization or prolongation of an existing hospitalization; d) results in persistent or significant disability or incapacity; e) is a congenital anomaly/birth defect; f) is a medically important event.

Number of Participants With ≥ Grade 3 AEs
Up to 7 years

An AE is defined as any untoward medical occurrence in a clinical investigation participant administered a drug; it does not necessarily have to have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (e.g., a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the use of a drug, whether or not it is considered related to the drug. The severity grade was evaluated as per the National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE) version 5.0. Grade 3: severe or medically significant but not immediately life-threatening; hospitalization or prolongation of hospitalization indicated; disabling; limiting self-care activities of daily living (ADL), Grade 4: life-threatening consequences; urgent intervention indicated. Grade 5 was: death related to AE.

Number of Participants With ≥ Grade 2 Peripheral Neuropathy
Up to 7 years

Severity grade was evaluated based on CTCAE version 5.0. Grade 2: moderate symptoms; limiting instrumental activities of daily living. Grade 3: severe or medically significant; limiting self-care activities of daily living. Grade 4: life threatening consequences; urgent intervention indicated.

Number of Participants With New Primary Malignancies
Up to 7 years
Number of Participants With Any AE Resulting in Dose Modification or Discontinuation of Any Study Drug
Up to 7 years

An AE means any untoward medical occurrence in a participant administered a pharmaceutical product; the untoward medical occurrence does not necessarily have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal (investigational) product whether or not it is related to the medicinal product.

Number of Participants With Any Other AE That in the Opinion of the Investigator is a Clinically Significant Event
Up to 7 years

An AE means any untoward medical occurrence in a participant administered a pharmaceutical product; the untoward medical occurrence does not necessarily have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal (investigational) product whether or not it is related to the medicinal product. Any AE interpreted by the investigator as a clinically significant event was reported.

Percentage of Participants With Very Good Partial Response (VGPR) or Better Response (Complete Response (CR) + VGPR)
Up to approximately 33 months

Response was assessed using International Myeloma Working Group (IMWG) Criteria. CR was defined as negative immunofixation in serum and urine and disappearance of any soft tissue plasmacytomas and \< 5% plasma cells in bone marrow. VGPR was defined as serum and urine M-protein detectable by immunofixation but not on electrophoresis or 90% or greater reduction in serum M-protein plus urine M-protein level \< 100 mg per 24 hours.

Proportion Of High Risk SMM Patients Who Are Progression Free 2 Years After Receiving IRD Combination Therapy
2 years

The proportion of patients who achieve progression free at 2 years will be compared to the rate published for the high risk SMM. By the Mayo Clinic model for risk factors, the median time to progression for patients with high risk SMM was only 1.9 years. Therefore, we assume that, a 2-years progression-free rate of 50% will not be considered promising and a true progression free rate of 75% or higher will be considered promising.

Number of Participants With at Least One Treatment Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)
From the first dose of study drug plus 30 days after last dose of study drug or until the initiation of subsequent antineoplastic therapy (Up to approximately 13 months)

An AE is any untoward medical occurrence in a participant administered a medicinal investigational drug. The untoward medical occurrence does not necessarily have to have a causal relationship with treatment. An SAE is any untoward medical occurrence that results in death; is life-threatening; requires inpatient hospitalization or prolongation of present hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect or is a medically important event that may not be immediately life-threatening or result in death or hospitalization, but may jeopardize the participant or may require intervention to prevent one of other outcomes listed in definition above, or involves suspected transmission via a medicinal product of an infectious agent. A TEAE is defined as an AE that occurs after administration of first dose of study drug and through 30 days after last dose of study drug or until start of subsequent antineoplastic therapy.

Number of Participants With Clinically Significant Abnormal Laboratory Values Reported as TEAE
From the first dose of study drug plus 30 days after last dose of study drug or until the initiation of subsequent antineoplastic therapy (Up to approximately 13 months)

The number of participants with any clinically significant abnormal standard safety laboratory values collected throughout the study reported as TEAEs. Parameters assessed were hematology, serum chemistry and urinalysis. Abnormal laboratory values were assessed as an AE if that value leads to discontinuation or delay in treatment, dose modification, therapeutic intervention, or is considered by the investigator to be a clinically significant change from baseline.

Number of Participants With Peripheral Neuropathy Reported as a TEAE
From the first dose of study drug plus 30 days after last dose of study drug or until the initiation of subsequent antineoplastic therapy (Up to approximately 13 months)

Neurotoxicity was assessed as the number of participants with the TEAE of peripheral neuropathy.

Maximum Tolerated Dose (MTD) of Ixazomib
Cycle 1 (28 days)

MTD was highest dose of Ixazomib, at which \<=1 of 6 participants experienced dose-limiting toxicity (DLT). DLT was defined using National Cancer Institute Common Terminology Criteria for Adverse Events, v 4.03 as: Grade 4 neutropenia (absolute neutrophil count \<500 cells/mm\^3) for \>7 days;Grade 3 neutropenia with fever or infection;Grade 4 thrombocytopenia (platelets \< 25,000/mm\^3) for \>7 days;Grade 3 thrombocytopenia with clinically significant bleeding;platelet count \<10,000/mm\^3;Grade 2 peripheral neuropathy with pain or \>=Grade 3 peripheral neuropathy; \>=Grade 3 nausea/emesis, diarrhea controlled by supportive therapy;Grade 3 QTc prolongation (QTc \>500 msec);any \>=Grade 3 nonhematologic toxicity except Grade 3 arthralgia/myalgia;or \<1 week Grade 3 fatigue;delay in initiation of the subsequent therapy cycle by \>2 weeks;other \>=Grade 2 study drug-related nonhematologic toxicities requiring therapy discontinuation, considered possibly related to therapy as assessed by Investigator.

Recommended Phase 2 Dose (RP2D) of Ixazomib
Cycle 1 (28 days)

The RP2D is the maximum tolerated dose (MTD) or less. The MTD is defined as the dose range at which ≤ 1 of 6 evaluable participants experience dose limiting toxicities (DLT) within the first 28 days of treatment (end of Cycle 1). The RP2D of Ixazomib was determined in dose escalation group on the basis of the totality of safety, tolerability, pharmacokinetics (PK) and pharmacodynamic (PD) data observed in Cycle 1.

MTD of clarithromycin when given in combination with ixazomib citrate, pomalidomide, and dexamethasone assessed by the National Cancer Institute (NCI) Common Terminology Criteria for Adverse Events (CTCAE) version 4.0 (Phase I)
28 days

The MTD is defined as the highest dose tested in which fewer than 33% of patients experience a dose limiting toxicity and at least 6 patients have been treated at that dose. The MTD will be the recommended Phase 2 dose, provided that other safety considerations are acceptable.

Number of Participants Reporting One or More Treatment-Emergent Adverse Events and Serious Adverse Events
From the first dose through 30 days after last dose of ixazomib citrate or until the start of subsequent antineoplastic therapy (Up to 354 days)

An Adverse Event is defined as any untoward medical occurrence in a clinical investigation participant administered a drug; it does not necessarily have to have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (eg, a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the use of a drug, whether or not it is considered related to the drug. A treatment-emergent adverse event (TEAE) is defined as an adverse event with an onset that occurs after receiving study drug. A Serious Adverse Event (SAE) was any experience that suggests a significant hazard, contraindication, side effect or precaution that: results in death, is life-threatening, required in-patient hospitalization or prolongation of existing hospitalization, results in persistent or significant disability/incapacity, is a congenital anomaly/birth defect or is medically significant.

Neurotoxicity Grading
Cycle 1 Day 1 and End of Study (Up to 354 days)

Neurotoxicity is graded using participant responses to 11 functional questions on a 5-point scale, where 0=Not at all and 4=Very much, using the Functional Assessment of Cancer Therapy/Gynecology Oncology Group - Neurotoxicity Questionnaire, Version 4.0(14). Neurotoxicity subscale is a sum of 11 reversed item scores where each original score is transformed as (4 - score). The highest possible score is 44, and a higher score indicates more neurotoxicity.

Maximum Tolerated Dose (MTD) and Recommended Phase 2 Dose (RP2D) of Ixazomib (Phase 1)
Cycle 1, phase 1 (Up to 42 days)

The RP2D is the maximum tolerated dose (MTD) or less. The MTD is defined as the dose range at which ≤ 1 of 6 evaluable participants experience dose limiting toxicities (DLT) within the first 28 days of treatment (end of Cycle 1).

Very Good Partial Response (VGPR) or Better Response Rate (Phase 2)
Day 1 of every other cycle from Day 1 of Cycle 2 (each cycle of 28 days) until death (Up to 5.5 years)

VGPR or better response rate is defined as percentage of participants with a complete response (CR) and very good partial response (VGPR). Per International Myeloma Working Group Uniform Response Criteria (IMWG), CR: 1) Negative immunofixation on the serum and urine, 2) Disappearance of any soft tissue plasmacytomas and 3) \< 5% plasma cells in bone marrow. VGPR: Serum and urine M-protein detectable by immunofixation but not on electrophoresis or 90% or greater reduction in serum M-protein plus urine M-protein level \< 100 mg per 24 hour.

Cmax: Maximum Observed Plasma Concentration for Ixazomib
Cycle 1, Day 1 pre-dose and multiple time-points (up to 168 hours) post-dose
Tmax: Time to Reach the Maximum Plasma Concentration (Cmax) for Ixazomib
Cycle 1, Day 1 pre-dose and multiple time-points (up to 168 hours) post-dose
AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Time of the Last Quantifiable Concentration for Ixazomib
Cycle 1, Day 1 pre-dose and multiple time-points (up to 168 hours) post-dose
Number of Participants With Dose Limiting Toxicities (DLTs)
Cycle 1 (up to Day 28)

DLT was defined as any of the following AEs that were considered by investigator to be possibly related to therapy: 1. Grade 4 neutropenia lasting at least 7 consecutive days; 2. Grade 3 neutropenia with fever and/or infection; 3. Grade 4 thrombocytopenia at least 7 consecutive days; 4. Grade 3 thrombocytopenia with clinically significant bleeding; 5. Platelet count \<10,000/mm\^3; 6. Grade 2 peripheral neuropathy with pain or ≥Grade 3 peripheral neuropathy; 7. Grade 3 or greater nausea and / or emesis despite the use of optimal anti-emetic prophylaxis; 8. Grade 3 or greater diarrhea that occurred despite maximal supportive therapy; 9. Any other Grade 3 or greater nonhematologic toxicity with the following exceptions: Grade 3 arthralgia/myalgia, \<1 week Grade 3 fatigue; 10. A delay of \>2 weeks in the subsequent cycle of treatment; 11. Other combination study drug-related nonhematologic toxicities ≥Grade 2 that, in the opinion of the investigator, required discontinuation of study drug.

Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs)
From the first dose of study drug through 30 days after the last dose of study drug (up to 577 days)

An Adverse Event (AE) is defined as any untoward medical occurrence in a clinical investigation participant administered a drug; it does not necessarily have to have a causal relationship with this treatment. A SAE is defined as any untoward medical occurrence that at any dose: results in death, is life-threatening, requires inpatient hospitalization or causes prolongation of existing hospitalization, results in persistent or significant disability/incapacity, is a congenital anomaly/birth defect, or was a medically important event.

Number of Participants With Clinically Significant Laboratory Abnormalities Reported as Adverse Events of ≥Grade 3 Intensity
From the first dose of study drug through 30 days after the last dose of study drug (up to 577 days)

Clinically significant laboratory abnormalities were defined as any test results which were observed beyond the clinically acceptable limits as per the discretion of investigator. Clinical laboratory tests included chemistry, hematology and urinalysis tests.

Number of Participants With Clinically Significant Vital Signs Reported as Adverse Events
From the first dose of study drug through 30 days after the last dose of study drug (up to 577 days)

The number of participants who meet markedly abnormal criteria for vital signs, included diastolic and systolic blood pressure, heart rate, oral temperature, respiratory rate, and body weight.

Phase I: Dose Limiting Toxicities (DLT) Rate
1 month

To determine the maximum tolerable dose (MTD) of ixazomib (mg) in combination with ibrutinib (mg) in patients with relapsed/refractory mantle cell lymphoma (MCL) using DLT endpoint.

Phase II: Complete Response Rate
12 months

CR rate will be the defined as the percentage of patients achieving CR as confirmed by bone marrow biopsy within the first 12 months of initiating treatment. Response to treatment was assessed using the Lugano classification criteria. Patients completed a PET/CT at the time of study enrollment and were restaged at cycles 3, 6, 9, and 12, and then every 6 months while on study therapy. All patients with suspected CR who had bone marrow involvement at screening underwent a bone marrow biopsy to confirm response.

Number of participants with dose limiting toxicity
21 Days

3 - 24 safety evaluable patients will be enrolled in up to 4 dose levels of ixazomib, pomalidomide and dexamethasone.

Part A: Cmax: Maximum Observed Plasma Concentration for Ixazomib
Day 1 of Part A pre-dose and at multiple timepoints (up to Day 14) post-dose

Maximum observed plasma concentration (Cmax) is the peak plasma concentration of ixazomib, obtained directly from the plasma concentration-time curve.

Part A: Tmax: Time to Reach the Maximum Observed Plasma Concentration (Cmax) for Ixazomib
Day 1 of Part A pre-dose and at multiple timepoints (up to Day 14) post-dose

Time to reach the maximum observed plasma concentration (Cmax), equal to time (hours) to Cmax of ixazomib after administration, obtained directly from the plasma concentration-time curve.

Part A: AUC(0-312): Area Under the Plasma Concentration-time Curve From Time 0 to 312 Hrs Post-dose for Ixazomib
Day 1 of Part A pre-dose and at multiple timepoints (up to 312 hrs) post-dose

AUC(0-312) is a measure of the area under the plasma concentration time-curve from time zero to 312 hrs post-dose for ixazomib.

Part A: Cmax: Maximum Observed Plasma Concentration of TRA
Day 1 of Part A pre-dose and at multiple timepoints (up to Day 35) post-dose

Maximum observed plasma concentration (Cmax) of TRA is the peak plasma concentration of TRA, obtained directly from the plasma TRA concentration-time curve.

Part A: Tmax: Time to Reach the Cmax for TRA
Day 1 of Part A pre-dose and at multiple timepoints (up to Day 35) post-dose

Time to reach the maximum observed plasma concentration (Cmax) for TRA, equal to time (hours) to Cmax for TRA after administration, obtained directly from the plasma TRA concentration-time curve.

Part A: AUC(0-816): Area Under the Plasma Concentration-time Curve From Time 0 to 816 Hrs Post-dose for TRA
Day 1 of Part A pre-dose and at multiple timepoints (up to 816 hrs) post-dose

AUC(0-816) is a measure of the area under the plasma concentration time-curve from time zero to 816 hrs post-dose for TRA.

Part A: Cmax: Maximum Observed Whole Blood Concentration of TRA
Day 1 of Part A pre-dose and at multiple timepoints (up to Day 35) post-dose

Maximum observed whole blood concentration (Cmax) of a TRA is the peak whole blood concentration of TRA, obtained directly from the whole blood TRA concentration-time curve.

Part A: Tmax: Time to Reach the Maximum Observed Whole Blood Concentration (Cmax) for TRA
Day 1 of Part A pre-dose and at multiple timepoints (up to Day 35) post-dose

Time to reach the maximum observed whole blood concentration (Cmax) for TRA, equal to time (hours) to Cmax for TRA after administration, obtained directly from the whole blood TRA concentration-time curve.

Part A: AUC(0-816): Area Under the Whole Blood Concentration-time Curve From Time 0 to 816 Hrs Post-dose for TRA
Day 1 of Part A pre-dose and at multiple timepoints (up to 816 hrs) post-dose

AUC(0-816) is a measure of the area under the whole blood concentration time-curve from time zero to 816 hrs post-dose for TRA.

Part A: Cumulative Percentage of Ixazomib Dose Recovered in the Urine
Day 1 of Part A from 0 to pre-dose and at multiple timepoints (up to 168 hrs) post-dose

Percentage of the ixazomib dose excreted unchanged in the urine from 0 to 168 hrs post-dose.

Part A: Cumulative Percentage of the Total Radioactivity Dose Excreted in Feces
Day 1 of Part A pre-dose and at multiple timepoints (up to Day 35) post-dose

Percentage of the TRA dose excreted in feces from Day 1 to Day 35 of Part A

Part A: Cumulative Percentage of the Total Radioactivity Dose Excreted in Urine
Day 1 of Part A pre-dose and at multiple timepoints (up to Day 35) post-dose

Percentage of the TRA dose excreted in urine from Day 1 to Day 35 of Part A.

Part A: Renal Clearance of Ixazomib
Day 1 pre-dose and at multiple timepoints (up to Day 14) post-dose

Renal clearance is the volume of plasma from which ixazomib is completely removed by the kidney in a given amount of time, calculated as the amount of ixazomib excreted in the urine divided by the area under the plasma ixazomib concentration-time curve.

AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to the Time of the Last Quantifiable Concentration for Ixazomib
Arm 1:Days 1, 15 and Arm 5:Day 6 pre-dose and at multiple time points(up to 264 hrs)post-dose;Arm 2, 3:Days 1,15 pre-dose and at multiple time points(up to 216 hrs)post-dose;Arm 4:Day 8 pre-dose and at multiple time points(up to 168 hrs)post-dose
Phase 1: Maximum Tolerated Dose (MTD)
Cycle 1 (21 days)

MTD was highest dose of ixazomib given with combination drugs, at which \<=1 of 6 participants experienced dose-limiting toxicity (DLT) during Cycle 1 of Phase 1. DLT defined as any of following considered possibly related to therapy: Grade 4 neutropenia (absolute neutrophil count \[ANC\] \<500 cell per cubic millimeter \[cells/mm\^3\]) for \>7 days; Grade 3 neutropenia with fever or infection; Grade 4 thrombocytopenia for \>7 days; Grade 3 thrombocytopenia with clinically significant bleeding; platelet count \<10,000/mm\^3; Grade 2 peripheral neuropathy with pain or \>=Grade 3 peripheral neuropathy; \>=Grade 3 nausea/emesis, diarrhea controlled by supportive therapy; any \>=Grade 3 nonhematologic toxicity except Grade 3 arthralgia/myalgia; or \<1 week Grade 3 fatigue; delay in initiation of the subsequent therapy cycle by \>14 days; \<=80% lenalidomide doses administered due to other \>=Grade 2 combination study drug-related nonhematologic toxicities requiring therapy discontinuation.

Phase 1: Recommended Phase 2 Dose (RP2D)
Cycle 1 (21 days)

The RP2D of ixazomib was determined after the evaluation of the available data from the phase 1 portion of the trial which included, but was not limited to analyses of efficacy results, toxicity characterization, all grades peripheral neuropathy, and treatment discontinuation. The maximum number of cycles received was 83 cycles (approximately up to 2037 days).

Phase 1: Percentage of Participants Experiencing 1 or More Treatment-Emergent Adverse Events (TEAEs) or Serious Adverse Events (SAEs)
Baseline up to 30 days after last dose of study drug (Up to Cycle 83 - approximately 2067 days)

An Adverse Event (AE) is defined as any untoward medical occurrence in a clinical investigation participant administered a drug; it does not necessarily have to have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (example, a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the use of a drug, whether or not it is considered related to the drug. A SAE is an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; or congenital anomaly; or a medically important event. A TEAE is defined as an adverse event with an onset that occurs after receiving study drug.

Phase 1: Number of Participants With Markedly Abnormal Laboratory Values Reported as Treatment Emergent Adverse Events (TEAEs)
Baseline up to 30 days after last dose of study drug (Up to Cycle 83 - approximately 2067 days)

Laboratory tests included chemistry, hematology and urinalysis. Abnormal laboratory value was assessed as an AE if the value lead to discontinuation or delay in treatment, dose modification, therapeutic intervention, or was considered by the investigator to be a clinically significant change from baseline. A treatment-emergent adverse event (TEAE) is defined as an adverse event with an onset that occurs after receiving study drug.

Phase 1: Number of Participants With Treatment-Emergent Adverse Events (TEAE) Related to Neurotoxicity
Baseline up to 30 days after last dose of study drug (Up to Cycle 83 - approximately 2067 days)

TEAE related to neurotoxicity grading based on common terminology criteria for adverse events (CTACE) version 4.03 are reported. Grade 1= mild; Grade 2= moderate; within normal limits, Grade 3= severe or medically significant but not immediately life-threatening; Grade 4= life-threatening consequences; urgent intervention indicated; Grade 5= death. Only TEAEs related to neurotoxicity with values are reported.

Phase 1: Number of Participants With Clinically Significant Change From Baseline in Vital Signs
Baseline up to 30 days after last dose of study drug (Up to Cycle 83 - approximately 2067 days)

Vital signs included body temperature, blood pressure and heart rate.

Phase 2: Percentage of Participants With Complete Response (CR) + Very Good Partial Response (VGPR)
Baseline until end of treatment (Up to treatment Cycle 74 - approximately 1875 days)

CR as per International Myeloma Working Group (IMWG) uniform criteria is defined as negative immunofixation on the serum and urine and disappearance of soft tissue plasmacytomas and \<5% plasma cells in bone marrow. VGPR as per IMWG criteria is defined as serum and urine M-protein detectable by immunofixation but not on electrophoresis or 90% or greater reduction in serum M-protein plus urine M-protein level \<100 mg per 24 hours. VGPR was applicable only to participants who had measurable disease defined by at least 1 of the following 3 measurements: Serum M-protein greater than or equal to (\>=)1 g/dL; Urine M-protein \>=200 mg/24 hours; Serum FLC assay level \>=10 mg/dL, provided serum FLC ratio was abnormal.

Phase 2: Percentage of Participants With Grade 3 or Higher Adverse Events
Baseline up to 30 days after the last dose of study drug (approximately 1905 days)

An Adverse Event (AE) is defined as any untoward medical occurrence in a clinical investigation participant administered a drug; it does not necessarily have to have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (example, a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the use of a drug, whether or not it is considered related to the drug. As per Common Terminology Criteria for Adverse Events v4.0 (CTCAE), Grade 3 = AE with severe or medically significant but not immediately life-threatening; hospitalization or prolongation of hospitalization indicated; disabling; limiting self-care activities of daily living. Grade 4 = AE with life-threatening consequences; urgent intervention indicated and Grade 5 = Death related to AE.

Phase 2: Percentage of Participants Experiencing Serious Adverse Events
Baseline up to 30 days after the last dose of study drug (approximately 1905 days)

A SAE is an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; or congenital anomaly; or a medically important event.

Phase 2: Percentage of Participants With Treatment-Emergent Adverse Events Resulting in Study Drug Discontinuation
Baseline up to 30 days after the last dose of study drug (approximately 1905 days)

An Adverse Event (AE) is defined as any untoward medical occurrence in a clinical investigation participant administered a drug; it does not necessarily have to have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (example, a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the use of a drug, whether or not it is considered related to the drug. A TEAE is defined as an adverse event with an onset that occurs after receiving study drug.

Phase 1: Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs) as a Measure of Safety and Tolerability
Until occurrence of progressive disease or unacceptable toxicity (Up to 336 days)

An Adverse Event (AE) is defined as any untoward medical occurrence in a clinical investigation participant administered a drug; it does not necessarily have to have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (example, a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the use of a drug, whether or not it is considered related to the drug. A serious adverse event (SAE) is an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; or congenital anomaly; or a medically important event.

Phase 2: Objective Response Rate (ORR) Following Treatment With the Combination Of Oral Ixazomib, Lenalidomide And Low-Dose Dexamethasone
Until occurrence of progressive disease or unacceptable toxicity (Up to 787 days)

ORR was defined as the percentage of participants with Complete (CR) + Very Good Partial Response (VGPR) assessed by the investigatory using International Myeloma Working Group (IMWG) Criteria. CR=Negative immunofixation on the serum and urine and; disappearance of any soft tissue plasmacytomas and; \< 5% plasma cells in bone marrow. VGPR=Serum and urine M-protein detectable by immunofixation but not on electrophoresis or; 90% or greater reduction in serum M-protein plus urine M-protein level \< 100 mg per 24 hours.

Phase 1: Recommended Phase 2 Dose of Ixazomib Given in Combination With Lenalidomide and Low-Dose Dexamethasone
Until occurrence of progressive disease or unacceptable toxicity (Up to 336 days)

RP2D will be determined based on number and type of adverse event and serious adverse events, assessments of clinical laboratory values, neurotoxicity grading, and treatment discontinuation.

Phase 1: Maximum Tolerated Dose (MTD) of Ixazomib Administered Weekly in Combination With Lenalidomide and Low-Dose Dexamethasone
Until occurrence of progressive disease or unacceptable toxicity (Up to 336 days)

MTD of ixazomib will be determined by assessing adverse events and serious adverse events, clinical laboratory values, neurotoxicity grading, and vital sign measurements.

Phase 2: Percentage of Participants With Grade 3 or Higher AEs, SAEs and Treatment Discontinuation
Until occurrence of progressive disease or unacceptable toxicity (Up to 787 days)

An Adverse Event (AE) is defined as any untoward medical occurrence in a clinical investigation participant administered a drug; it does not necessarily have to have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (example, a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the use of a drug, whether or not it is considered related to the drug. A serious adverse event (SAE) is an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; or congenital anomaly; or a medically important event.

Number of Participants With One or More Treatment-emergent Adverse Events (TEAEs) and Serious Adverse Events (SAEs)
From first dose of the study drug through 30 days after the last dose of study drug or start of subsequent antineoplastic therapy (Up to 81.1 months)

An AE is any untoward medical occurrence in a participant administered a medicinal investigational drug. The untoward medical occurrence does not necessarily have to have a causal relationship with treatment. An SAE is any untoward medical occurrence that results in death;is life-threatening;requires inpatient hospitalization or prolongation of present hospitalization;results in persistent or significant disability/incapacity;is a congenital anomaly/birth defect;or is a medically important event that may not be immediately life-threatening or result in death or hospitalization, but may jeopardize the participant or may require intervention to prevent one of other outcomes listed in definition above, or involves suspected transmission via a medicinal product of an infectious agent. A TEAE is defined as an AE that occurs after administration of first dose of study drug and through 30 days after last dose of study drug or until start of subsequent antineoplastic therapy.

Number of Participants With Clinically Significant Abnormalities Reported as TEAEs
From first dose of the study drug through 30 days after the last dose of study drug or start of subsequent antineoplastic therapy (Up to 81.1 months)

The number of participants with any clinically significant abnormal standard safety laboratory values collected throughout the study reported as TEAEs. Parameters assessed were hematology, serum chemistry and urinalysis.

Number of Participants With a TEAE of Peripheral Neuropathy
From first dose of the study drug through 30 days after the last dose of study drug or start of subsequent antineoplastic therapy (Up to 81.1 months)

Neurotoxicity was assessed as the number of participants with the TEAE of peripheral neuropathy.

Number of Participants With Clinically Significant Changes in Vital Signs Reported as TEAEs
From first dose of the study drug through 30 days after the last dose of study drug or start of subsequent antineoplastic therapy (Up to 81.1 months)

The number of participants with any clinically significant changes in vital signs collected throughout the study that were reported as TEAEs. Measurement of vital signs, included oral temperature, blood pressure, and heart rate.

Part 1: Number of Participants With Dose Limiting Toxicity (DLT)
Part 1: Cycle 1 Day 1 up to Cycle 1 Day 21

Toxicity according to National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE), version 3.0. DLT is any of following related to ixazomib:Grade (GR) 4 neutropenia (absolute neutrophil count\<500 cells/cubic meter\[cells/mm\^3\])for\>7 days; GR 3 neutropenia with coincident fever and/or infection; GR 4 thrombocytopenia (platelets \<25,000 cells/mm3)for\>7 days; GR 3 thrombocytopenia with clinically significant bleeding; Platelet count\<10,000 cells/mm3; GR 3 peripheral neuropathy;\>=GR 3 nausea/emesis in absence of optimal antiemetic therapy; \>=GR 3 diarrhoea in absence of optimal supportive therapy;GR 3 QTc prolongation noted on average of 3 electrocardiograms (ECGs);\>=GR 3 nonhematological toxicity except GR 3 arthralgia/myalgia or GR 3 fatigue for\<1 week; Delay in initiation of subsequent therapy cycle by\>7 days due to treatment-related toxicity Other\>=GR 2 nonhematological toxicity that opinion of investigator, requires discontinuation of therapy with Ixazomib.

Number of Participants Reporting One or More Treatment-emergent Adverse Events (TEAEs) and Serious Adverse Event (SAEs)
Part 1: Cycle 1 Day 1 up to Cycle 10 Day 41; Part 2: Cycle 1 Day 1 up to Cycle 12 Day 41
Number of Participants With Clinically Significant TEAEs Related to Laboratory Abnormalities
Day 1 up to 30 days after last dose of study drug (Cycle 12 Day 41)
Number of Participants With Clinically Significant Change From Baseline in Vital Signs
Day 1 up to 30 days after last dose of study drug (Cycle 12 Day 41)

Vital sign measurements included diastolic and systolic blood pressure, heart rate, weight and oral temperature.

Concentration of Ixazomib in Tumor Tissue
At time of surgery, approximately 3 hours

The relationship between patient's demographic, tumor and drug concentration results will be assessed with Pearson's correlation coefficient and tested with Wald's test. In addition, the mean and standard error of the concentrations will be estimated using a random-effects model to account for the within-patient correlation of the tumor biopsy samples. Given the limited number of observations, a relatively simple covariance matrix (e.g. compound symmetry) will be assumed.

Number of Patients With Safety and Tolerability of Ixazomib
At the time of surgery, approximately 3 hours

Safety was assessed with routine postoperative laboratory, vital sign, neurologic exam, and imaging studies through the day of surgery to staple or suture removal. This data was collected and any adverse events graded and their relationship to ixazomib administration determined.

Secondary Endpoints

Overall survival
From date of R2 to date of death, up to 120 months
Time to disease progression
From date of registration until date of disease progression, up to 120 months
Overall response rate to ITD re-induction
At the end of re-induction - after 4-6 re-induction cycles (each cycle is 28 days)
Unlock Study Endpoints

Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Conventional Autologous Stem Cell Transplant (ASCT)ACTIVE_COMPARATORMelphalan 200mg/m2 IV infusion on Day -1, followed by ASCT on Day 0
Augmented Autologous Stem Cell Transplant (ASCT)EXPERIMENTALMelphalan 100mg/m2 IV infusion on Day -3 and -2 plus ixazomib 4mg capsules on Day -4 and -1. ASCT will then be given on Day 0.
Placebo + LenDexPLACEBO_COMPARATORParticipants who were randomly assigned to receive placebo matching capsule single oral dose on Days 1, 8 and 15 along with standard regimen of LenDex (lenalidomide 25 mg capsules orally on Days 1-21 and dexamethasone 40 mg tablets orally on Days 1, 8, 15 and 22) for the first 18 cycles (each cycle was of 28 days). Following Cycle 18, participants received 3.0 mg ixazomib matching placebo capsule as single oral dose on Days 1, 8 and 15 along with lenalidomide 10 mg capsules orally on Days 1-21 in each 28-day cycle until progressive disease or unacceptable toxicity, whichever comes first up to end of study (up to approximately 109 months).
Active Comparator: Ixazomib + LenDexACTIVE_COMPARATORParticipants who were randomly assigned to receive Ixazomib 4.0 mg capsule single oral dose on Days 1, 8 and 15 along with standard regimen of LenDex (lenalidomide 25 mg capsules orally on Days 1-21 and dexamethasone 40 mg tablets orally on Days 1, 8, 15 and 22) for the first 18 cycles (each cycle was of 28 days). Following Cycle 18, participants received 3.0 mg ixazomib capsule as single oral dose on Days 1, 8 and 15 along with lenalidomide 10 mg capsules orally on Days 1-21 in each 28-day cycle until progressive disease or unacceptable toxicity, whichever comes first up to end of study (up to approximately 109 months).
IxazomibEXPERIMENTALParticipants received ixazomib 3 milligrams (mg), capsules, orally, once on Days 1, 8, and 15 for Cycles 1 through 4, during which if the participants tolerated the initial dose, the dose was escalated to ixazomib 4 mg, capsules, orally, once on Days 1, 8, and 15 for Cycles 5 through 26, or until documented PD or intolerable toxicity, whichever occurred first (cycle length=28 days).
PlaceboPLACEBO_COMPARATORIxazomib placebo-matching capsule, orally, once on Days 1, 8, and 15 of each 28-day cycle from Cycles 1 through 26.
Ixazomib CitrateEXPERIMENTALIxazomib citrate 3 mg, capsules, orally, once, on Days 1, 8 and 15 in a 28-day cycle for Cycles 1 through 4. Ixazomib citrate 4 mg, capsules, orally, once, on Days 1, 8 and 15 in a 28-day cycle for Cycles 5 through 26 until PD, unacceptable toxicity, or discontinuation for alternate reasons. Participants who have had any dose reductions due to adverse events (AEs) would not be dose escalated.
Ixazomib + Lenalidomide + DexamethasoneEXPERIMENTALIxazomib 4 mg, capsules, orally, once, on Days 1, 8 and 15; plus lenalidomide 25 mg, orally, once, on Days 1 through 21; and dexamethasone 40 mg, orally, once, on Days 1, 8, 15 and 22 of a 28-day cycle for multiple cycles until progressive disease (PD) or unacceptable toxicity, whichever occurred first up to end of treatment (EOT) up to approximately 42.9 months.
Placebo + Lenalidomide + DexamethasonePLACEBO_COMPARATORIxazomib placebo-matching capsules, orally, once, on Days 1, 8 and 15; plus lenalidomide 25 mg, orally, once, on Days 1 through 21; and dexamethasone 40 mg, orally, once, on Days 1, 8, 15 and 22 of a 28-day cycle for multiple cycles until PD or unacceptable toxicity, whichever occurred first up to approximately 41 months.
Ixazomib 4.0 mg + CYC 300 mg/m^2 + DEX 40 mg (NDMM)EXPERIMENTALIxazomib 4.0 mg, capsules, orally, on Days 1, 8, 15 of a 28-day cycle until progressive disease (PD)/death or unacceptable toxicity \[13 cycles in the Induction Phase continuing in the Maintenance Phase for up to 36 Months\] and cyclophosphamide (CYC) 300 mg/m\^2, tablets, orally, on Days 1, 8 and 15 of a 28-day cycle for 13 cycles or until PD/death or unacceptable toxicity and dexamethasone (DEX) 40 mg, tablets, orally, on Days 1, 8, 15 and 22 (dose reduced to 20 mg for patients \>75 years) of a 28-day cycle for 13 cycles or until PD/death or unacceptable toxicity in participants with NDMM.
Ixazomib 4.0 mg + CYC 400 mg/m^2 + DEX 40 mg (NDMM)EXPERIMENTALIxazomib 4.0 mg, capsules, orally, on Days 1, 8, 15 of a 28-day cycle until PD/death or unacceptable toxicity \[13 cycles in the Induction Phase continuing in the Maintenance Phase for up to 36 Months\] and cyclophosphamide (CYC) 400 mg/m\^2, tablets, orally, on Days 1, 8 and 15 of a 28-day cycle for 13 cycles or until PD/death or unacceptable toxicity and dexamethasone (DEX) 40 mg, tablets, orally, on Days 1, 8, 15 and 22 (dose reduced to 20 mg for patients \>75 years) of a 28-day cycle for 13 cycles or until PD/death or unacceptable toxicity in participants with NDMM.
Ixazomib 4.0 mg + CYC 300 mg/m^2 + DEX 40 mg (RRMM)EXPERIMENTALIxazomib 4.0 mg, capsules, orally, on Days 1, 8, 15 of a 28-day cycle and cyclophosphamide 300 mg/m\^2, tablets, orally, on Days 1, 8 and 15 of a 28-day cycle and dexamethasone (DEX) 40 mg, tablets, orally, on Days 1, 8, 15 and 22 (dose reduced to 20 mg for patients \>75 years) of a 28-day cycle until PD/death or unacceptable toxicity in participants with RRMM.
Ixazomib,lenalidomide,dexamethasoneEXPERIMENTALIxazomib capsules 4Mg Oral capsule on days 1, 8 and 15 in 28d cycle, lenalidomide 25 milligram capsules on days 1-21 in 28d cycle, dexamethasone 40 milligram capsules on days 1, 8, 15, 22 in 28d cycle
High risk maintenance armEXPERIMENTALIxazomib capsules 4Mg Oral capsule on days 1, 8, 15, lenalidomide 10 milligram on days 1-21 in 28d cycle
Standard and low risk maintenance armEXPERIMENTALLenalidomide
Ixazomib 4 mg + Daratumumab 16 mg/kg + Dexamethasone 20 mgEXPERIMENTALIxazomib, 4 mg, capsules, orally, on Days 1, 8 and 15 of each 28-day cycle along with daratumumab, 16 mg/kg, intravenously (IV), on Days 1, 8, 15 and 22 of Cycles 1 and 2, on Days 1 and 15 (every 2 weeks) for Cycles 3 to 6 and on Day 1 (every 4 weeks) for Cycle 7 and beyond along with dexamethasone, 20 mg, tablets, orally on Days 1, 2, 8, 9, 15, 16, 22 and 23 of each 28-day cycle until progressive disease (PD), unacceptable toxicity, or withdrawal of consent, or up to 5 years.
Pomalidomide 4 mg + Dexamethasone 40 mgACTIVE_COMPARATORPomalidomide 4 mg, capsules, orally, once daily on Days 1 to 21 of each 28-day cycle, plus dexamethasone 40 mg, (or 20 mg if participant is aged \>=75 years), tablets, orally, once daily on Days 1, 8, 15, and 22 of each 28-day cycle until disease progression, unacceptable toxicity, withdrawal of consent, or sponsor termination of study up to 2 years.
Ixazomib 4 mg + Dexamethasone 20 mgEXPERIMENTALIxazomib 4 mg as starting dose, capsules, orally, once daily on Days 1, 8, and 15 of each 28-day cycle, with escalation to 5.5 mg at the start of Cycle 2 for participants who tolerated the 4 mg dose in Cycle 1, plus dexamethasone 20 mg (or 10 mg if participant is aged \>=75 years), tablets, orally, once daily on Days 1, 2, 8, 9, 15, 16, 22, and 23 of every 28-day cycle until disease progression, unacceptable toxicity, withdrawal of consent, or sponsor termination of study up to 2 years.
Ixazomib MonotherapyEXPERIMENTALParticipants received ixazomib capsule, orally, at same dose and schedule as they were receiving in the parent study until disease progression, clinical deterioration in the investigator's judgment, experienced an unacceptable toxicity, withdrew consent, pursued an alternative therapy, met other study-specified reasons for discontinuation of study drug, or until the participant was transitioned to ixazomib through commercial channels, including reimbursement for the participant's indication, or up to a maximum of 7 years whichever was sooner.
Ixazomib Combination TherapyEXPERIMENTALParticipants received combination therapy with ixazomib capsule, orally and another medication(s) (1 or more of the anticancer agents dexamethasone, lenalidomide or cyclophosphamide) at same dose and schedule as they were receiving in the parent study until disease progression, clinical deterioration in the investigator's judgment, experienced an unacceptable toxicity, withdrew consent, pursued an alternative therapy, met other study-specified reasons for discontinuation of study drug, or until the participant was transitioned to ixazomib through commercial channels, including reimbursement for the participant's indication, or up to a maximum of 6.5 years whichever was sooner.
Ixazomib 4 mg + Lenalidomide 25 mg + Dexamethasone 40 mgEXPERIMENTALIxazomib 4 mg, capsules, orally on Days 1, 8, and 15 plus lenalidomide 25 mg, capsule, orally, once daily on Days 1 through 21 and dexamethasone 40 mg, tablet, orally on Days 1, 8, 15, and 22 of a 28-day cycle up to 32 cycles.
Dose Escalation Cohort: Ixazomib 4.0 mgEXPERIMENTALIxazomib 4.0 mg, capsule, orally, once weekly on Days 1, 8 and 15 during each 28-day treatment cycle for 3 cycles. If there was no hematologic response, dexamethasone 40 mg, tablet, orally was added once on Days 1 to 4 of every cycle, beginning in Cycle 4 for 3 additional cycles. If there was no hematologic response the participant was discontinued. Participants with hematologic response continued treatment up to maximum 12 cycles.
Dose Escalation Cohort: Ixazomib 5.5 mgEXPERIMENTALIxazomib 5.5 mg, capsule, orally, once weekly on Days 1, 8 and 15 during each 28-day treatment cycle for 3 cycles. If there was no hematologic response, dexamethasone 40 mg, tablet, orally was added once on Days 1 to 4 of every cycle, beginning in Cycle 4 for 3 additional cycles. If there was no hematologic response the participant was discontinued. Participants with hematologic response continued treatment up to maximum 12 cycles.
Dose Expansion Cohort: Ixazomib 4.0 mg (PI Naive)EXPERIMENTALIxazomib 4.0 mg, capsule, orally, on Days 1, 8 and 15 during a 28-day treatment cycle until progressive disease (PD) or unacceptable toxicity, for participants with relapsed or refractory amyloidosis and who were not treated with any other proteasome inhibitor (PI). Duration of treatment was up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months.
Dose Expansion Cohort: Ixazomib 4.0 mg (PI Exposed)EXPERIMENTALIxazomib 4.0 mg, capsule, orally, on Days 1, 8 and 15 during a 28-day treatment cycle until PD or unacceptable toxicity, for participants with relapsed or refractory amyloidosis and who were previously treated with any other PI. Duration of treatment was up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months.
Treatment (PiC-D therapy)EXPERIMENTALPatients receive pomalidomide PO QD on days 1-21; ixazomib citrate PO on days 1, 8, and 15; clarithromycin PO BID on days 15-21 of course 1 and days 1-21 of courses 2-6; and dexamethasone PO on days 1, 8, 15, and 22. Treatment repeats every 28 days for 6 courses in the absence of disease progression or unacceptable toxicity. MAINTENANCE THERAPY: Patients receive pomalidomide, ixazomib citrate, and dexamethasone as above and receive clarithromycin PO BID or QD. Courses repeat every 28 days in the absence of disease progression or unacceptable toxicity.
0.24 mg/m^2EXPERIMENTALIxazomib citrate, 0.24 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate
0.48 mg/m^2EXPERIMENTALIxazomib citrate, 0.48 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
0.80 mg/m^2EXPERIMENTALIxazomib citrate, 0.80 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
1.20 mg/m^2EXPERIMENTALIxazomib citrate, 1.20 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period.
1.68 mg/m^2EXPERIMENTALIxazomib citrate, 1.68 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
2.23 mg/m^2EXPERIMENTALIxazomib citrate, 2.23 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
2.97 mg/m^2EXPERIMENTALIxazomib citrate, 2.97 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
3.95 mg/m^2EXPERIMENTALIxazomib citrate, 3.95 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
Relapsed and Refractory (RR)EXPERIMENTALIxazomib citrate, 2.97 mg/m\^2 established Maximum Tolerated Dose (MTD), capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the Relapsed and Refractory (RR) expansion cohort. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
VELCADE-Relapsed (VR)EXPERIMENTALIxazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the VELCADE-relapsed (VR) expansion cohort. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
PI naïveEXPERIMENTALIxazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in expansion cohort of participants who were proteasome inhibitor-naïve (PI naïve). All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
CarfilzomibEXPERIMENTALIxazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the expansion cohort of participants who received their last dose of carfilzomib between 21 and 60 days prior to the first dose of ixazomib citrate. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
Arm A: Ixazomib 3.0 mgEXPERIMENTALIxazomib 3.0 mg, capsules, orally, on Days 1, 4, 8, 11, 22, 25, 29, 32 plus melphalan 9 mg/m\^2, tablets, orally on Days 1 to 4 and prednisone 60 mg/m\^2, tablets, orally on Days 1 to 4 in 42-day cycle for up to 9 cycles in induction phase followed by ixazomib at dose last tolerated in induction, orally, on Days 1, 8, 15 in 28-day cycle for up to 12 cycles or until disease progression or unacceptable toxicity if deriving benefit in maintenance phase (up to 23 maintenance cycles; overall up to 32 cycles \[34 months\]).
Arm A: Ixazomib 3.7 mgEXPERIMENTALIxazomib 3.7 mg, capsules, orally, on Days 1, 4, 8, 11, 22, 25, 29, 32 plus melphalan 9 mg/m\^2, tablets, orally on Days 1 to 4 and prednisone 60 mg/m\^2, tablets, orally on Days 1 to 4 in 42-day cycle for up 9 cycles in induction phase followed by ixazomib at dose last tolerated in induction, orally, on Days 1, 8, 15 in 28-day cycle up to 12 cycles or until disease progression or unacceptable toxicity if deriving benefit in maintenance phase (up to 10 maintenance cycles; overall up to 19 cycles \[21 months\]).
Arm B: Ixazomib 3.0 mgEXPERIMENTALIxazomib 3.0 mg, capsules, orally, on Days 1, 8, 15 plus melphalan 6 mg/m\^2, tablets, orally on Days 1 to 4 and prednisone 60 mg/m\^2, tablets, orally on Days 1-4 in 28-day cycle for up to 13 cycles in induction phase followed by ixazomib at dose last tolerated in induction, orally, on Days 1, 8, 15 in 28-day cycle up to 12 cycles or until disease progression or unacceptable toxicity if deriving benefit in maintenance phase (up to 15 maintenance cycles; overall up to 27 cycles \[25 months\]).
Arm B: Ixazomib 4.0 mgEXPERIMENTALIxazomib 4.0 mg, capsules, orally, on Days 1, 8, 15 cycle plus melphalan 6 mg/m\^2, tablets, orally on Days 1 to 4 and prednisone 60 mg/m\^2, tablets, orally on Days 1-4 in 28-day cycle for up to 13 cycles in induction phase followed by ixazomib at dose last tolerated in induction, orally, on Days 1, 8, 15 in 28-day cycle up to 12 cycles or until disease progression or unacceptable toxicity if deriving benefit in maintenance phase (up to 49 maintenance cycles; overall up to 61 cycles \[58 months\]).
Arm B: Ixazomib 5.5 mgEXPERIMENTALIxazomib 5.5 mg, capsules, orally, on Days 1, 8, 15 plus melphalan 6 mg/m\^2, tablets orally on Days 1 to 4 and prednisone 60 mg/m\^2, tablets, orally on Days 1-4 in 28-day cycle for up to 13 cycles in induction phase followed by ixazomib at dose last tolerated in induction, orally, on Days 1, 8, 15 in 28-day cycle up to 12 cycles or until disease progression or unacceptable toxicity if deriving benefit in maintenance phase (up to 12 maintenance cycles; overall up to 24 cycles \[24 months\]).
Arm C: Ixazomib 3.0 mgEXPERIMENTALIxazomib 3.0 mg, capsules, orally, on Days 1, 8, 15, 22, and 29 plus melphalan 9 mg/m\^2, tablets orally on Days 1 to 4 and prednisone 60 mg/m\^2, tablets, orally on Days 1 to 4 in 42-day cycle for up to 9 cycles in induction phase followed by ixazomib at dose last tolerated in induction, orally, on Days 1, 8, 15 in 28-day cycle up to 12 cycles or until disease progression or unacceptable toxicity if deriving benefit in maintenance phase (up to 30 maintenance cycles; overall up to 39 cycles \[40 months\]).
Arm C: Ixazomib 4.0 mgEXPERIMENTALIxazomib 4.0 mg, capsules, orally, on Days 1, 8, 15, 22, and 29 plus melphalan 9 mg/m\^2, tablets, orally on Days 1 to 4 and prednisone 60 mg/m\^2, tablets, orally on Days 1 to 4 in 42-day cycle for up to 9 cycles in induction phase followed by ixazomib at dose last tolerated in induction, orally, on Days 1, 8, 15 in 28-day cycle up to 12 cycles or until disease progression or unacceptable toxicity if deriving benefit in maintenance phase (up to 12 maintenance cycles; overall up to 21 cycles \[24 months\]).
Arm D: Ixazomib 4.0 mgEXPERIMENTALIxazomib 4.0 mg, capsules, orally, on Days 1, 8, 22, and 29 plus melphalan 9 mg/m\^2, tablets, orally on Days 1 to 4 and prednisone 60 mg/m\^2, tablets, orally, on Days 1 to 4 in 42-day cycle for up to 9 cycles in induction phase followed by ixazomib at dose last tolerated in induction, orally, on Days 1, 8, 15 in 28-day cycle up to 12 cycles or until disease progression or unacceptable toxicity if deriving benefit in maintenance phase (up to 28 maintenance cycles; overall up to 37 cycles \[38 months\]).
Ixazomib+Lenalidomide+DexamethasoneEXPERIMENTALIxazomib 4 mg, capsules, orally, once on Days 1, 8, and 15; lenalidomide 25 mg, capsules, orally, once on Days 1 through 21; and dexamethasone 40 mg, tablets, orally, once on Days 1, 8, 15, and 22 of a 28-day treatment cycle until progressive disease (PD) or unacceptable toxicity (up to 20 cycles)
Phase I: Ixazomib & IbrutinibEXPERIMENTALIxazomib and Ibrutinib will be given by mouth until progression or unacceptable toxicity.
Phase II: Ixazomib & BTK-NaiveEXPERIMENTALPatients who are BTK-Naive will receive Ixazomib and Ibrutinib by mouth until progression or unacceptable toxicity.
Phase II: Ixazomib & BTK Pre-Treated (Closed 8/7/2020)EXPERIMENTALPatients previously treated with a BTK will receive Ixazomib and Ibrutinib by mouth until progression or unacceptable toxicity.
ixazomib plus pomalidomide and dexamethasoneEXPERIMENTALThe study drugs will be administered within a 21-day cycle * Phase I will follow a standard "3 +3" dose escalation design: Starting with the first cohort, 3 to 6 patients will be treated at this and each subsequent dose level. * The Phase II portion of the study will be a single-arm open-label enrollment with dosing based on the MTD determination in the Phase I portion of the study
Arm 1: Ixazomib 2.5 mg + Ketoconazole 400 mgEXPERIMENTALIxazomib 2.5 milligram (mg), capsule B, orally, once on Day 1 and 15 along with ketoconazole 400 mg, tablets, orally, once daily from Day 12 to 25 of Cycle 1 (28-day treatment cycle). After Cycle 1, participants will receive ixazomib 4 mg, capsule B, orally, once daily on Days 1, 8 and 15 of each cycle (28-day treatment cycle) up to a maximum of 12 cycles, until disease progression or unacceptable toxicity.
Arm 2: Ixazomib 4 mg Capsule A or BEXPERIMENTALIxazomib 4 mg, capsule A, orally, once on Day 1 followed by ixazomib 4 mg, capsule B once on Day 15 of Cycle 1 (28-day treatment cycle) or ixazomib 4 mg, capsule B, orally, once on Day 1 followed by ixazomib 4 mg, capsule A once on Day 15 of Cycle 1 (28-day treatment cycle). After Cycle 1, participants will receive ixazomib 4 mg, capsule B, orally, once daily on Days 1, 8 and 15 of each cycle (28-treatment cycle) up to a maximum of 12 cycles, until disease progression or unacceptable toxicity.
Arm 3: Ixazomib 4 mg Fasted or FedEXPERIMENTALIxazomib 4 mg, capsule B, orally, under fasted state, once on Day 1 followed by ixazomib 4 mg, capsule B, orally, under fed state, once on Day 15 of Cycle 1 (28-day treatment cycle) or ixazomib 4 mg, capsule B, orally, under fed state, once on Day 1 followed by ixazomib 4 mg, capsule B, orally, under fasted state, once on Day 15 of Cycle 1 (28-day treatment cycle). After Cycle 1, participants will receive ixazomib 4 mg, capsule B, orally, once daily on Days 1, 8 and 15 of each cycle (28-day treatment cycle) up to a maximum of 12 cycles, until disease progression or unacceptable toxicity.
Arm 4: Ixazomib 4 mg + Rifampin 600 mgEXPERIMENTALIxazomib, 4 mg, capsule B, orally, once on Day 8 along with rifampin 600 mg, capsule, orally, once daily from Day 1 to 14 of Cycle 1 (21-day treatment cycle). After Cycle 1, participants will receive ixazomib 4 mg, capsule B, orally, once daily on Days 1, 8 and 15 of each cycle (28-day treatment cycle) up to a maximum of 12 cycles, until disease progression or unacceptable toxicity.
Arm 5: Ixazomib 2.5 mg + Clarithromycin 500 mgEXPERIMENTALIxazomib, 2.5 mg, capsule B, orally, once on Day 6 along with clarithromycin, 500 mg, tablet, orally, twice daily from Day 1 to 16 of Cycle 1 (21-day treatment cycle). After Cycle 1, participants will receive ixazomib 4 mg, capsule B, orally, once daily on Days 1, 8 and 15 of each cycle (28-day treatment cycle) up to a maximum of 12 cycles, until disease progression or unacceptable toxicity.
Phase 1: Ixazomib 3 mg or 3.7 mgEXPERIMENTALIxazomib (MLN9708), orally, twice-weekly in combination with lenalidomide orally and dexamethasone orally as prescribed, in 21-day treatment cycles for up to 16 cycles in the absence of disease progression or unacceptable toxicity as induction therapy during Phase 1. Participants with stable or responding disease continued receiving ixazomib (MLN9708) orally, twice weekly in 21-day treatment cycles as maintenance therapy until progressive disease or unacceptable toxicity.
Phase 2: Ixazomib 3 mgEXPERIMENTALIxazomib (MLN9708), orally, twice-weekly in combination with lenalidomide orally and dexamethasone orally as prescribed, in 21-day treatment cycles for up to 16 cycles in the absence of disease progression or unacceptable toxicity as induction therapy during Phase 2. Participants with stable or responding disease continued receiving ixazomib (MLN9708) orally, twice weekly in 21-day treatment cycles as maintenance therapy until progressive disease or unacceptable toxicity.
Phase 1: Ixazomib 1.68 mg/m^2 + Lenalidomide + DexamethasoneEXPERIMENTALIn phase 1, ixazomib 1.68 mg/m\^2, capsules, orally, once, on Days 1, 8 and 15; plus dexamethasone 40 mg, tablets, orally, once on Days 1, 8, 15 and 22; and lenalidomide 25 mg, capsules, orally, once on Days 1 through 21 of a 28-day cycle for up to 12 cycles. Cycle 13 and beyond, single agent ixazomib 1.68 mg/m\^2, capsules, orally, once on Days 1, 8 and 15 of a 28-day cycle until disease progression or unacceptable toxicity.
Phase 1: Ixazomib 2.23 mg/m^2 + Lenalidomide + DexamethasoneEXPERIMENTALIn phase 1, ixazomib 2.23 mg/m\^2, capsules, orally, once, on Days 1, 8 and 15; plus dexamethasone 40 mg, tablets, orally, once on Days 1, 8, 15 and 22; and lenalidomide 25 mg, capsules, orally, once on Days 1 through 21 of a 28-day cycle for up to 12 cycles. Cycle 13 and beyond, single agent ixazomib 2.23 mg/m\^2, capsules, orally, once on Days 1, 8 and 15 of a 28-day cycle until disease progression or unacceptable toxicity.
Phase 1: Ixazomib 2.97 mg/m^2 + Lenalidomide + DexamethasoneEXPERIMENTALIn phase 1, ixazomib 2.97 mg/m\^2, capsules, orally, once, on Days 1, 8 and 15; plus dexamethasone 40 mg, tablets, orally, once on Days 1, 8, 15 and 22; and lenalidomide 25 mg, capsules, orally, once on Days 1 through 21 of a 28-day cycle for up to 12 cycles. Cycle 13 and beyond, single agent ixazomib 2.97 mg/m\^2, capsules, orally, once on Days 1, 8 and 15 of a 28-day cycle until disease progression or unacceptable toxicity.
Phase 1: Ixazomib 3.95 mg/m^2 + Lenalidomide + DexamethasoneEXPERIMENTALIn phase 1, ixazomib 3.95 mg/m\^2, capsules, orally, once, on Days 1, 8 and 15; plus dexamethasone 40 mg, tablets, orally, once on Days 1, 8, 15 and 22; and lenalidomide 25 mg, capsules, orally, once on Days 1 through 21 of a 28-day cycle for up to 12 cycles. Cycle 13 and beyond, single agent ixazomib 3.95 mg/m\^2, capsules, orally, once on Days 1, 8 and 15 of a 28-day cycle until disease progression or unacceptable toxicity.
Phase 2: Ixazomib 4.0 mg + Lenalidomide + DexamethasoneEXPERIMENTALIn phase 2, ixazomib 4.0 mg fixed dose, capsules, orally, once, on Days 1, 8 and 15; plus dexamethasone 40 mg, tablets, orally, once on Days 1, 8, 15 and 22; and lenalidomide 25 mg, capsules, orally, once on Days 1 through 21 of a 28-day cycle for up to 12 cycles. Cycle 13 and beyond, single agent ixazomib 4.0 mg fixed dose, capsules, orally, once on Days 1, 8 and 15 of a 28-day cycle until disease progression or unacceptable toxicity.
Dose Escalation Cohort 1: Ixazomib 0.24 mg/m^2EXPERIMENTALIxazomib 0.24 mg/m\^2, capsule, orally, on Days 1, 4, 8 and 11 during a 21-day treatment cycle until progressive disease (PD) or unacceptable toxicity up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months (Up to 220 days).
Dose Escalation Cohort 2: Ixazomib 0.48 mg/m^2EXPERIMENTALIxazomib 0.48 mg/m\^2, capsule, orally, on Days 1, 4, 8 and 11 during a 21-day treatment cycle until progressive disease (PD) or unacceptable toxicity up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months (Up to 270 days).
Dose Escalation Cohort 3: Ixazomib 0.8 mg/m^2EXPERIMENTALIxazomib 0.8 mg/m\^2, capsule, orally, on Days 1, 4, 8 and 11 during a 21-day treatment cycle until progressive disease (PD) or unacceptable toxicity up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months (Up to 137 days).
Dose Escalation Cohort 4: Ixazomib 1.2 mg/m^2EXPERIMENTALIxazomib 1.2 mg/m\^2, capsule, orally, on Days 1, 4, 8 and 11 during a 21-day treatment cycle until progressive disease (PD) or unacceptable toxicity up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months (Up to 1436 days).
Dose Escalation Cohort 5: Ixazomib 1.68 mg/m^2EXPERIMENTALIxazomib 1.68 mg/m\^2, capsule, orally, on Days 1, 4, 8 and 11 during a 21-day treatment cycle until progressive disease (PD) or unacceptable toxicity up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months (Up to 456 days).
Dose Escalation Cohort 6: Ixazomib 2.0 mg/m^2EXPERIMENTALIxazomib 2.0 mg/m\^2, capsule, orally, on Days 1, 4, 8 and 11 during a 21-day treatment cycle until progressive disease (PD) or unacceptable toxicity up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months (Up to 1621 days).
Dose Escalation Cohort 7: Ixazomib 2.23 mg/m^2EXPERIMENTALIxazomib 2.23 mg/m\^2, capsule, orally, on Days 1, 4, 8 and 11 during a 21-day treatment cycle until progressive disease (PD) or unacceptable toxicity up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months (Up to 2434 days).
Relapsed and Refractory Expansion Cohort: Ixazomib 2 mg/m^2EXPERIMENTALIxazomib 2.0 mg/m\^2, capsule, orally, on Days 1, 4, 8 and 11 during a 21-day treatment cycle until progressive disease (PD) or unacceptable toxicity up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months, Participants must also be refractory to their most recent therapy as evidenced by PD while on therapy or within 60 days after their last dose of therapy (Up to 1621 days).
Velcade-Relapsed (VR) Expansion Cohort: Ixazomib 2.0 mg/m^2EXPERIMENTALIxazomib 2.0 mg/m\^2, capsule, orally, on Days 1, 4, 8 and 11 during a 21-day treatment cycle until progressive disease (PD) or unacceptable toxicity up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months. Participants with relapsed or refractory disease after \>=1 prior therapy but have relapsed after previous Velcade exposure and were not treated with any other proteasome inhibitors (Up to 1573 days).
Proteasome Inhibitor-Naive Expansion Cohort: Ixazomib 2 mg/m^2EXPERIMENTALIxazomib 2.0 mg/m\^2, capsule, orally, on Days 1, 4, 8 and 11 during a 21-day treatment cycle until progressive disease (PD) or unacceptable toxicity up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months. Participants with relapsed or refractory disease after \>=1 prior therapy which must include thalidomide (or lenalidomide) and corticosteroid, but who never received a proteasome inhibitor (Up to 550 days).
Carfilzomib Expansion Cohort: Ixazomib 2.0 mg/m^2EXPERIMENTALIxazomib 2.0 mg/m\^2, capsule, orally, on Days 1, 4, 8 and 11 during a 21-day treatment cycle until progressive disease (PD) or unacceptable toxicity up to 12 months unless the investigator and sponsor determined the participant would benefit from therapy beyond 12 months. Participants who previously received carfilzomib and had relapsed or refractory disease (Up to 123 days).
Part 1: Ixazomib 0.125 milligram per square meter (mg/m^2)EXPERIMENTALIxazomib (MLN9708) 0.125 mg/m\^2, injection, intravenously (IV), once on Day 1, 4, 8 and 11 followed by 10 days of rest in 21-day treatment cycles for a maximum of 12 cycles, or until progressive disease or unacceptable toxicity during Part 1 of the study.
Part 1: Ixazomib 0.25 mg/m^2EXPERIMENTALIxazomib (MLN9708) 0.25 mg/m\^2, injection, IV, once on Day 1, 4, 8 and 11 followed by 10 days of rest in 21-day treatment cycles for a maximum of 12 cycles, or until progressive disease or unacceptable toxicity during Part 1 of the study.
Part 1: Ixazomib 0.5 mg/m^2EXPERIMENTALIxazomib (MLN9708) 0.5 mg/m\^2, injection, IV, once on Day 1, 4, 8 and 11 followed by 10 days of rest in 21-day treatment cycles for a maximum of 12 cycles, or until progressive disease or unacceptable toxicity during Part 1 of the study.
Part 1: Ixazomib 1 mg/m^2EXPERIMENTALIxazomib (MLN9708) 1 mg/m\^2, injection, IV, once on Day 1, 4, 8 and 11 followed by 10 days of rest in 21-day treatment cycles for a maximum of 12 cycles, or until progressive disease or unacceptable toxicity during Part 1 of the study.
Part 1: Ixazomib 1.33 mg/m^2EXPERIMENTALIxazomib (MLN9708) 1.33 mg/m\^2, injection, IV, once on Day 1, 4, 8 and 11 followed by 10 days of rest in 21-day treatment cycles for a maximum of 12 cycles, or until progressive disease or unacceptable toxicity during Part 1 of the study.
Part 1: Ixazomib 1.76 mg/m^2EXPERIMENTALIxazomib (MLN9708) 1.76 mg/m\^2, injection, IV, once on Day 1, 4, 8 and 11 followed by 10 days of rest in 21-day treatment cycles for a maximum of 12 cycles, or until progressive disease or unacceptable toxicity during Part 1 of the study.
Part 1: Ixazomib 2.34 mg/m^2EXPERIMENTALIxazomib (MLN9708) 2.34 mg/m\^2, injection, IV, once on Day 1, 4, 8 and 11 followed by 10 days of rest in 21-day treatment cycles for a maximum of 12 cycles, or until progressive disease or unacceptable toxicity during Part 1 of the study. Once the MTD will be established, participants with NSCLC, Head and Neck Cancer (H\&N), Soft Tissue Sarcoma (STC) or Prostate Cancer (PC) will be included in MTD disease expanded cohort. An additional tumor pharmacodynamics expansion cohort (TPEC) will enroll participants with any type of solid tumor that can be biopsied for tissue analysis before and after treatment with ixazomib.
Part 2:Ixazomib 1.76 mg/m^2-NSCLCEXPERIMENTALIxazomib (MLN9708) 1.76 mg/m\^2, injection, IV, once on Day 1, 4, 8, and 11 followed by 10 days of rest period in 21-day treatment cycles for a maximum of 12 cycles, or until progressive disease or unacceptable toxicity in participants with NSCLC during Part 2 of the study.
Part 2: Ixazomib 1.76 mg/m^2-H&NEXPERIMENTALIxazomib (MLN9708) 1.76 mg/m\^2, injection, IV, once on Day 1, 4, 8, and 11 followed by 10 days of rest period in 21-day treatment cycles for a maximum of 12 cycles, or until progressive disease or unacceptable toxicity in participants with H\&N during Part 2 of the study.
Part 2: Ixazomib 1.76 mg/m^2-STCEXPERIMENTALIxazomib (MLN9708) 1.76 mg/m\^2, injection, IV, once on Day 1, 4, 8, and 11 followed by 10 days of rest period in 21-day treatment cycles for a maximum of 12 cycles, or until progressive disease or unacceptable toxicity in participants with STC during Part 2 of the study.
Part 2: Ixazomib 1.76 mg/m^2-PCEXPERIMENTALIxazomib (MLN9708) 1.76 mg/m\^2, injection, IV, once on Day 1, 4, 8, and 11 followed by 10 days of rest period in 21-day treatment cycles for a maximum of 12 cycles, or until progressive disease or unacceptable toxicity in participants with PC during Part 2 of the study.
Part 2: Ixazomib 1.76 mg/m^2-TPECEXPERIMENTALIxazomib (MLN9708) 1.76 mg/m\^2, injection, IV, once on Day 1, 4, 8, and 11 followed by 10 days of rest period in 21-day treatment cycles for a maximum of 12 cycles, or until progressive disease or unacceptable toxicity in participants with various types of solid tumors suitable for biopsy in tumor pharmacodynamic expansion cohort (TPEC) during Part 2 of the study.

Interventions

NameTypeDescription
Ixazomib, thalidomide, & dexamethasone (ITD) re-inductionDRUG4 - 6 ITD 28-day cycles as follows: * Ixazomib 4mg capsule on days 1, 8 and 15 * Thalidomide 100mg capsule on days 1-28 * Dexamethasone 40mg tablets on days 1, 8, 15 and 22
Conventional autologous stem cell transplant (ASCT-con)DRUGMelphalan 200mg/m2 IV infusion on Day -1, followed by ASCT on Day 0.
Augmented autologous stem cell transplant (ASCT-aug)DRUGMelphalan 100mg/m2 IV infusion on Day -3 and Day -2 plus ixazomib 4mg capsules on Day -4 and Day -1. ASCT will then be given on Day 0.
ITD consolidation and ixazomib maintenance vs. No further therapyDRUGParticipants will be randomised to either 'no further therapy' or 'ITD consolidation and ixazomib maintenance'. Participants randomised to 'no further treatment' will not receive any further treatment but will be followed up at 8 weeks post randomisation 2 and at 3-monthly clinic visits until disease progression. Participants randomised to ITD consolidation and ixazomib maintenance will receive: Two 28-day cycles of ITD consolidation (same doses as in ITD re-induction). This will be followed by ixazomib maintenance as follows: Ixazomib 4mg capsule on days 1, 8 and 15 of each 28-day cycle until disease progression.
IxazomibDRUGIXAZOMIB capsules.
PlaceboDRUGIXAZOMIB matching-placebo capsules.
DexamethasoneDRUGDexamethasone tablets.
LenalidomideDRUGLenalidomide capsules.
Ixazomib CitrateDRUGIxazomib citrate capsules
CyclophosphamideDRUGCyclophosphamide tablets
DaratumumabDRUGDaratumumab IV infusion.
PomalidomideDRUGPomalidomide capsules
ClarithromycinDRUGGiven PO
MelphalanDRUGMelphalan tablets
PrednisoneDRUGPrednisone tablets
IbrutinibDRUGIbrutinib 560 mg by mouth days 1-28 of a 28 day cycle. Dose may be de-escalated (Ibrutinib 420 mg) or escalated (Ibrutinib 560 mg) dependent on dose-limiting toxicities.
Ixazomib 2.5 mgDRUGIxazomib 2.5 mg Capsule B (Cycle 1 only)
Ixazomib 4 mg Capsule ADRUGIxazomib 4 mg Capsule A (Cycle 1 only)
Ixazomib 4 mg Capsule BDRUGIxazomib 4 mg Capsule B (Cycle 2 and beyond )
KetoconazoleDRUGKetoconazole 400 mg tablets (Cycle 1 only)
RifampinDRUGRifampin 600 mg capsule (Cycle 1 only)
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites91

Inclusion Criteria: 1. Diagnosed with relapsed MM (with measurable disease, according to IMWG criteria (Appendix 2)) previously treated with ASCT). 2. First Progressive Disease (PD) at least 12 months following first ASCT, requiring therapy. 3. Eastern Cooperative Oncology Group (ECOG) Performance ...

Countries:United KingdomUnited StatesBelgiumCanadaFranceNew ZealandRussiaSouth KoreaChinaArgentinaAustraliaAustriaBrazilChileColombiaCroatiaCzechiaDenmarkGermanyGreeceHungaryIsraelItalyJapanMexicoPolandPortugalSerbiaSingaporeSouth AfricaSpainSwedenSwitzerlandTaiwanThailandTurkey (Türkiye)NetherlandsNorwayUkraineFinlandLithuaniaHong Kong
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Competitive Landscape -Multiple Myeloma 338 trials

Frequently asked questions about Ixazomib

What is Ixazomib?

Ixazomib is an investigational small molecule oncology drug developed by Takeda Pharmaceutical Company Limited. It is being studied in advanced non-hematologic malignancies, advanced solid tumors, follicular lymphoma, glioblastoma, light-chain amyloidosis, and mantle cell lymphoma. It has also been studied in multiple myeloma. Ixazomib is not approved and remains in clinical development.

What does Ixazomib target?

Ixazomib targets the proteasome subunits PSMD1, PSMB2, PSMB1, PSMB5, PSMB8, and PSMB9. It acts as an inhibitor of these targets. By binding to these subunits, ixazomib interferes with proteasome function, which is relevant in cancers such as multiple myeloma and other malignancies where proteasome activity supports tumor cell survival.

Who makes Ixazomib?

Ixazomib is developed by Takeda Pharmaceutical Company Limited, which trades under the ticker TAK. Takeda is the sponsor of the clinical trials evaluating ixazomib across multiple cancer types, including multiple myeloma, mantle cell lymphoma, and advanced solid tumors.

What phase is Ixazomib in?

Ixazomib is in Phase 1 development according to its current development stage. It is investigational and has not been approved by the FDA. Clinical trials have been conducted across Phase 1, Phase 2, and Phase 3, but the drug remains in clinical development and is not available as an approved therapy.

What clinical trials is Ixazomib in?

Ixazomib has been studied in 15 clinical trials. Active or recruiting studies include NCT04094961, a Phase 1 trial of ixazomib plus pomalidomide and dexamethasone in multiple myeloma, and NCT03616782, a Phase 2 trial of ixazomib maintenance in newly diagnosed mantle cell lymphoma. Other trials include NCT03748953 and NCT03562169.

Is Ixazomib the same as Ixazomib Citrate?

Yes, Ixazomib is also known as Ixazomib Citrate. Other names used in study protocols include Ixazomib 2.5 mg and combinations such as Ixazomib, thalidomide, and dexamethasone (ITD) re-induction. These refer to the same active agent, ixazomib, developed by Takeda.