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TAK-079

Phase 2

Primary Immune Thrombocytopenia | Small molecule | Hematology |Takeda Pharmaceutical Company Limited|Last Updated: Jun 15, 2025

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedDouble-BlindPLACEBO_CONTROLLEDBiomarker
Total Trials1
Total Enrollment41
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT04278924A Study of TAK-079 in Adults With Persistent/Chronic Primary Immune ThrombocytopeniaPHASE2 COMPLETED 41Nov 9, 2020Apr 29, 2024Jun 15, 202555 United States, Bulgaria +9
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Study Endpoints
Primary Endpoints
Percentage of Participants With at Least One Grade 3 or Higher Treatment Emergent Adverse Event (TEAE), Treatment Emergent Serious Adverse Event (SAE), and TEAEs Leading to TAK-079 Discontinuation
Up to Week 32 in each Period of the study

An adverse event (AE) was 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 the treatment. SAE means any untoward medical occurrence that at any dose: a) results in death; b) is life-threatening; 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. TEAEs were defined as an AE having a start date and time equal to or later than the start date and time of the first dose of investigational medicinal product (IMP). Percentages were rounded off to the nearest single decimal place.

Secondary Endpoints
Percentage of Participants With Platelet Response at Weeks 16 and 32
At Weeks 16 and 32
Percentage of Participants With Complete Platelet Response at Weeks 16 and 32
At Weeks 16 and 32
Percentage of Participants With Clinically Meaningful Platelet Response at Weeks 16 and 32
At Weeks 16 and 32
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Part A & B: Double Blind Period: PlaceboPLACEBO_COMPARATORParticipants received TAK-079 placebo-matching injection subcutaneously (SC), once weekly (QW) for 8 weeks. Following treatment participants were followed up for 8 weeks in a double blinded short follow-up period (SFP) up to Week 16. Participants who opted to receive treatment with TAK-079 were then randomized to receive TAK-079, SC injection, QW for 8 weeks in Open-label Extension (OLE) Period of Part A or Part B. Participants who did not opt to receive treatment with TAK-079 were followed up for another 16 weeks in an unblinded long follow-up period (LFP) up to Week 32.
Part A: Double Blind Period: TAK-079 100 mgEXPERIMENTALParticipants received TAK-079 100 mg, SC injection, QW for 8 weeks. Following treatment participants were followed up for 8 weeks in a double blinded SFP up to Week 16. Participants who opted to receive treatment with TAK-079 were then randomized to receive TAK-079, SC injection, QW for 8 weeks in OLE Period of Part A or Part B. Participants who did not opt to receive treatment with TAK-079 were followed up for another 16 weeks in an unblinded LFP up to Week 32.
Part A: Double Blind Period: TAK-079 300 mgEXPERIMENTALParticipants received TAK-079 300 mg, SC injection, QW for 8 weeks. Following treatment participants were followed up for 8 weeks in a double blinded SFP up to Week 16. Participants who opted to receive treatment with TAK-079 were then randomized to receive TAK-079, SC injection, QW for 8 weeks in OLE Period of Part A or Part B. Participants who did not opt to receive treatment with TAK-079 were followed up for another 16 weeks in an unblinded LFP up to Week 32.
Part B: Double Blind Period: TAK-079 600 mgEXPERIMENTALParticipants received TAK-079 600 mg, SC injection, QW for 8 weeks. Following treatment participants were followed up for 8 weeks in a double blinded SFP up to Week 16. Participants who opted to receive treatment with TAK-079 were then randomized to receive TAK-079, SC injection, QW for 8 weeks in OLE Period of Part A or Part B. Participants who did not opt to receive treatment with TAK-079 were followed up for another 16 weeks in an unblinded LFP up to Week 32.
Part A: Open-label Extension (OLE) Period: TAK-079 100 mgEXPERIMENTALParticipants who received placebo in double-blind Part A and opted to receive treatment with TAK-079 were randomized to receive TAK-079 100 mg, SC injection, QW for 8 weeks in OLE Period of Part A. Following treatment participants were followed up for 8 weeks in a SFP and then for another 16 weeks in a LFP.
Part A: OLE Period: TAK-079 300 mgEXPERIMENTALParticipants who received placebo in double-blind Part A and opted to receive treatment with TAK-079 were randomized to receive TAK-079 300 mg, SC injection, QW for 8 weeks in OLE Period of Part A. Following treatment participants were followed up for 8 weeks in a SFP and then for another 16 weeks in a LFP.
Part B: OLE Period: TAK-079 600 mgEXPERIMENTALParticipants who received placebo in double-blind Part B and opted to receive treatment with TAK-079 received TAK-079 600 mg, SC injection, QW for 8 weeks in OLE Period of Part B. Following treatment participants were followed up for 8 weeks in a SFP and then for another 16 weeks in a LFP.
Interventions
NameTypeDescription
PlaceboDRUGTAK-079 placebo-matching SC injection.
TAK-079DRUGTAK-079 SC injection.
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites55

Inclusion Criteria: 1. Diagnosed with ITP that has persisted for ≥3 months, diagnosed in accordance to The American Society of Hematology 2011 Evidence-based Practice Guideline for Immune Thrombocytopenia or the International Consensus Report on The Investigation and Management of Primary Immune Th...

Countries:United StatesBulgariaChinaCroatiaGermanyGreeceItalyJapanSloveniaSpainUkraine
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