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Lazertinib

Phase 3

Carcinoma, Non-Small-Cell Lung | Small molecule | Oncology |Johnson & Johnson|Last Updated: Jul 6, 2026

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Trial Design
RandomizedCONTROLLEDDMC
Total Trials3
Total Enrollment1,506
FDA Designations
No designations recorded
Clinical trial landscape

Lazertinib · 9 trials · 4 indications

Phase 3 2Phase 1 7
NCT05388669A Study of Lazertinib With Subcutaneous Amivantamab Compared With Intravenous Amivantamab in Participants With Epidermal Growth Factor Receptor (EGFR)-Mutated Advanced or Metastatic Non-small Cell Lung CancerAdvanced or Metastatic Non-small Cell Lung Cancer
ACTIVE NOT_RECRUITING418 Analytics
NCT04988295A Study of Amivantamab and Lazertinib in Combination With Platinum-Based Chemotherapy Compared With Platinum-Based Chemotherapy in Patients With Epidermal Growth Factor Receptor (EGFR)-Mutated Locally Advanced or Metastatic Non- Small Cell Lung Cancer After Osimertinib FailureCarcinoma, Non-Small-Cell Lung
ACTIVE NOT_RECRUITING776 Analytics
PHASE3ACTIVE NOT_RECRUITING
A Study of Lazertinib With Subcutaneous Amivantamab Compared With Intravenous Amivantamab in Participants With Epidermal Growth Factor Receptor (EGFR)-Mutated Advanced or Metastatic Non-small Cell Lung Cancer
Advanced or Metastatic Non-small Cell Lung CancerUnlock trial analytics
PHASE3ACTIVE NOT_RECRUITING
A Study of Amivantamab and Lazertinib in Combination With Platinum-Based Chemotherapy Compared With Platinum-Based Chemotherapy in Patients With Epidermal Growth Factor Receptor (EGFR)-Mutated Locally Advanced or Metastatic Non- Small Cell Lung Cancer After Osimertinib Failure
Carcinoma, Non-Small-Cell LungUnlock trial analytics
Study Endpoints
Primary Endpoints
For All Regions Other Than the European Union (EU) and Others Accepting Cycle 2 Day 1: Observed Serum Concentration (Ctrough) of Amivantamab at Steady State
Pre-dose on Cycle 4 Day 1 (each cycle of 28 days)

Ctrough was the observed serum concentration of Amivantamab at steady state immediately prior to the next drug administration.

For EU and Any Applicable Region: Observed Serum Concentration (Ctrough) of Amivantamab
Pre-dose on Cycle 2 Day 1 (each cycle of 28 days)

Ctrough was the observed serum concentration of Amivantamab immediately prior to the next drug administration.

Area Under the Concentration (AUC) Time Curve of Amivantamab From Day 1 to Day 15 (AUC [Day 1-15]) of Cycle 2
Cycle 2: Arm A: pre-dose, 24, 48, 72, 96, 168, and 360 hours (hrs) post-dose on Day 1; Arm B: pre-infusion, end of infusion (EOI)+10 minutes, EOI+2, EOI+6, EOI+24, EOI+48, EOI+72, EOI+168, and EOI+360 hrs post dose on Day 1

AUC (Day 1-15) defined as area under the concentration time curve from Cycle 2 Day 1 to Day 15 were reported.

Main Study: Progression-free Survival (PFS) According to Response Evaluation Criteria in Solid Tumors (RECIST) Version 1.1 as Assessed by Blinded Independent Central Review (BICR)
From randomization to either disease progression or death, whichever occurred first (up to 1 year 7 months)

PFS is defined as the time from randomization until the date of objective disease progression or death, whichever came first, as assessed by BICR according to RECIST version 1.1. Progressed disease: Sum of diameters increased by greater than or equal to (\>=)20 percent (%) and \>=5 millimeter (mm) from nadir (including baseline if it was smallest sum).

Main Study + Extension Cohort: Number of Participants With Treatment-emergent Adverse Events (TEAEs) and Treatment-emergent Serious Adverse Events (TESAEs)
up to 4 years 10 months

Follow-up for the extension cohort is still ongoing and thus results from the analysis that includes the extension cohort will be reported up on study completion.

Main Study + Extension Cohort: Progression-free Survival (PFS) as Assessed by Blinded Independent Central Review
Up to 4 years 10 months
Part 1: Maximum Observed Plasma Concentration (Cmax) of Lazertinib
Pre dose up to 168 hours post dose on Day 1

Cmax is defined as maximum observed plasma concentration of lazertinib.

Part 2: Maximum Observed Plasma Concentration (Cmax) of Lazertinib
Pre dose up to 168 hours post dose on Day 1

Cmax is defined as maximum observed plasma concentration of lazertinib.

Part 1: Area Under the Plasma Concentration-time Curve from Time 0 to 72 Hours (h) (AUC[0-72h]) of Lazertinib
Pre dose up to 72 hours post dose on Day 1

AUC(0-72h) is the area under the plasma concentration-time curve from time 0 to 72 hours.

Part 2: Area Under the Plasma Concentration-time Curve from Time 0 to 72h (AUC[0-72h]) of Lazertinib
Pre dose up to 72 hours post dose on Day 1

AUC(0-72h) is the area under the plasma concentration-time curve from time 0 to 72 hours.

Interventions A, B and C: Maximum Observed Plasma Concentration (Cmax) of Lazertinib
Pre dose up to 168 hours post dose

Cmax is defined as maximum observed plasma concentration.

Interventions A, B and C: Area Under the Plasma Concentration-time Curve from Time 0 to 72 Hours (h) (AUC[0-72h]) of Lazertinib
Pre dose up to 168 hours post dose

AUC (0-72h) is the area under the plasma concentration-time curve from time 0 to 72 hours.

Plasma Concentrations of Lazertinib
Predose up to 312 hour postdose (up to Day 14)

Plasma concentrations of lazertinib will be analyzed using a validated, specific, and sensitive method to assess the effect of hepatic impairment on the pharmacokinetic of lazertinib.

Plasma Concentration of Probe Substrates (Midazolam, Rosuvastatin, and Metformin) Co-administered with Lazertinib (Day 13) as Test Versus Plasma Concentration of Probe Substrates Administered Alone (Day 1) as Reference
Predose up to 12 hours postdose (Days 1 and 13)

Plasma samples will be analyzed to determine concentrations of midazolam and its metabolite 1-OH-midazolam, rosuvastatin, metformin, or lazertinib using a validated, specific, and sensitive method on Day 1 versus Day 13 as a part of drug-drug interaction (DDI) assessment.

Cohort 1 and 2: Maximum Plasma Concentration (Cmax) of Lazertinib
Predose up to 120 hours post dose

Cmax is defined as maximum plasma concentration.

Cohort 1 and 2: Area Under the Plasma Concentration-time Curve from Time 0 to 120 Hours (AUC [0-120h]) of Lazertinib
Predose up to 120 hours post dose

AUC (0-120h) is defined as area under the plasma concentration-time curve from time 0 to 120 hours postdose.

Cohort 1 and 2: Area Under the Plasma Concentration-time Curve from Time Zero to Time of Last Quantifiable Timepoint (AUC [0-last]) of Lazertinib
Predose up to 120 hours post dose

AUC (0-last) is defined as area under the plasma concentration-time curve from time 0 to time of last quantifiable timepoint.

Cohort 1 and 2: Area Under the Plasma Concentration-time Curve from Time Zero to Infinity (AUC [0-inf]) of Lazertinib
Predose up to 120 hours post dose

AUC (0-inf) is defined as area under the plasma concentration-time curve from time 0 to infinity, calculated as the sum of AUC(0-last)+C(last)/ lambda(z), where C(last) is the last observed measurable (non-below limit of quantification) concentration.

Cohort 1 and 2: Percentage of Area Under the Plasma Concentration from time Zero to Infinite time obtained by Extrapolation (%AUC [0-inf],ex) of Lazertinib
Predose up to 120 hours post dose

%AUC (0-inf),ex is defined as percentage of area under the plasma concentration from time zero to infinite time obtained by extrapolation, calculated as (AUC \[0-infinity\] minus AUC \[0-last\]/AUC \[0-infinity\])\*100.

Part D: Number of Participants With Treatment-emergent Adverse Events (TEAEs)
From Day 1 up to 14 months

An adverse event (AE) is any untoward medical occurrence in a clinical study participant administered a medicinal (investigational or non-investigational) product. An AE does not necessarily have a causal relationship with the intervention. TEAEs were defined as AEs that started on or after the first dose of study medication and prior to 28-day follow-up period. All TEAEs including serious and non-serious events are reported in this outcome measure.

Part D: Number of Participants With Clinically Significant Abnormalities in Vital Signs
From Day 1 up to 14 months

Number of participants with clinically significant abnormalities in vital signs were reported. Vital signs included pulse rate, systolic blood pressure, diastolic blood pressure, body temperature, height, weight, and body mass index (BMI). Baseline was defined as last non-missing measurement taken prior to reference start date.

Part D: Number of Participants With Clinically Significant Abnormalities in Physical Examination
From Day 1 up to 14 months

Number of participants with clinically significant abnormalities in physical examination were reported. Physical examination included general appearance, skin, head and neck (including ears, eyes, nose and throat), respiratory, cardiovascular, abdomen, lymph nodes, thyroid, muscular-skeletal (including spine and extremities) and neurological systems. Baseline was defined as last non-missing measurement taken prior to reference start date.

Part D: Number of Participants With Greater Than or Equal to (>=) Grade 4 Toxicity in Laboratory Tests Based on National Cancer Institute Common Toxicity Criteria for Adverse Events (NCI CTCAE) Version (v) 4.03
From Day 1 up to 14 months

Safety laboratory assessments included clinical chemistry, hematology and urinalysis. Grading was done as per NCI CTCAE version 4.03: Grade 1 = mild; Grade 2 = moderate; Grade 3 = severe; Grade 4 = life-threatening; Grade 5 = death. Baseline was defined as last non-missing measurement taken prior to reference start date.

Part D: Number of Participants With Clinically Significant Abnormalities in Electrocardiogram (ECG) Tests
From Day 1 up to 14 months

Number of participants with clinically significant abnormalities in electrocardiogram (ECG) tests were reported. ECG variables included heart rate, PR interval, RR interval, QRS interval, QT interval and Fridericia-corrected QT interval (QTcF). Baseline was defined as last non-missing measurement taken prior to reference start date.

Part D: Area Under the Plasma Concentration Time Curve From Time Zero to the Time of the Last Quantifiable Concentration (AUC[0-last]) for Single Dose of Lazertinib
Pre-dose, 1, 2, 4, 10, 24 and 48 hours post-dose on Day 1 of Cycle 0

AUC(0-last) was defined as area under the plasma concentration-time curve from time zero to time of last quantifiable concentration. AUC(0-last) for single dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive liquid chromatography-mass spectrometry/mass spectrometry (LC-MS/MS) method.

Part D: Area Under the Plasma Concentration Time Curve From Time Zero to Infinite Time (AUC[0-Infinity]) for Single Dose of Lazertinib
Pre-dose, 1, 2, 4, 10, 24 and 48 hours post-dose on Day 1 of Cycle 0

AUC(0-infinity) was defined as area under the plasma concentration time curve from time zero to infinite time. AUC(0-infinity) for single dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Area Under the Plasma Concentration Time Curve From Time Zero to 24 Hours (AUC[0-24]) for Single Dose of Lazertinib
Pre-dose, 1, 2, 4, 10 and 24 hours post-dose on Day 1 of Cycle 0

AUC(0-24) was defined as area under the plasma concentration time curve from time zero to 24 hours. AUC(0-24) for single dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Maximum Observed Plasma Concentration (Cmax) for Single Dose of Lazertinib
Pre-dose, 1, 2, 4, 10, 24 and 48 hours post-dose on Day 1 of Cycle 0

Cmax was defined as maximum observed plasma concentration. Cmax for single dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Time to Reach Maximum Observed Plasma Concentration (Tmax) for Single Dose of Lazertinib
Pre-dose, 1, 2, 4, 10, 24 and 48 hours post-dose on Day 1 of Cycle 0

Tmax was defined as time to reach the maximum observed plasma concentration. Tmax for single dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Apparent Terminal Half-Life (t1/2) for Single Dose of Lazertinib
Pre-dose, 1, 2, 4, 10, 24 and 48 hours post-dose on Day 1 of Cycle 0

T1/2 was defined the time measured for the plasma concentration of a drug to decrease by half of its initial concentration. T1/2 for single dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Apparent Terminal Elimination Rate Constant (Lambda[z]) for Single Dose of Lazertinib
Pre-dose, 1, 2, 4, 10, 24 and 48 hours post-dose on Day 1 of Cycle 0

Lambda(z) was defined as terminal elimination rate constant. Lambda(z) for single dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Apparent Plasma Clearance (CL/F) for Single Dose of Lazertinib
Pre-dose, 1, 2, 4, 10, 24 and 48 hours post-dose on Day 1 of Cycle 0

CL/F was defined as apparent plasma clearance. CL/F for single dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Apparent Volume of Distribution (Vd/F) for Single Dose of Lazertinib
Pre-dose, 1, 2, 4, 10, 24 and 48 hours post-dose on Day 1 of Cycle 0

Vd/F was defined as apparent volume of distribution. Vd/F for single dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Area Under the Plasma Concentration Time Curve From Time Zero to the Time of the End of Dosing Interval at Steady State (AUCss[0-last]) for Multiple Dose of Lazertinib
Pre-dose up to 1, 2, 4, 10 and 24 hours post dose on Day 1 of Cycle 2

AUCss(0-last) was defined as area under the plasma concentration time curve from time zero to end of dosing interval at steady state. AUCss(0-last) for multiple dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Maximum Observed Plasma Concentration at Steady State (Cmax,ss) for Multiple Dose of Lazertinib
Pre-dose up to 1, 2, 4, 10 and 24 hours post dose on Day 1 of Cycle 2

Cmax,ss was defined as maximum observed plasma concentration at steady state. Cmax,ss for multiple dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Time to Reach Maximum Observed Plasma Concentration at Steady State (Tmax,ss) for Multiple Dose of Lazertinib
Pre-dose up to 1, 2, 4, 10 and 24 hours post dose on Day 1 of Cycle 2

Tmax,ss was defined as time to reach maximum observed plasma concentration at steady state. Tmax,ss for multiple dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Accumulation Ratio (Rac) for Multiple Dose of Lazertinib
Pre-dose up to 1, 2, 4, 10 and 24 hours post dose on Day 1 of Cycle 2

Accumulation ratio was calculated as AUCss(0-last) divided by AUC(0-24), where AUCss(0-last) was defined as area under the plasma concentration time curve from time zero to end of dosing interval at steady state and AUC(0-24) was defined area under the plasma concentration time curve from time zero to 24 hours time. Rac for multiple dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Apparent Plasma Clearance at Steady State (CLss/F) for Multiple Dose of Lazertinib
Pre-dose up to 1, 2, 4, 10 and 24 hours post dose on Day 1 of Cycle 2

CLss/F was defined as apparent plasma clearance at steady state. CLss/F for multiple dose of lazertinib was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Trough Concentrations (Ctrough) for Multiple Dose of Lazertinib at Cycle 1 Day 1
Pre-dose on Day 1 of Cycle 1

Ctrough was defined as pre-dose plasma concentration. Ctrough for multiple dose of lazertinib at Cycle 1 Day 1 was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Trough Concentrations (Ctrough) for Multiple Dose of Lazertinib at Cycle 1 Day 8
Pre-dose on Day 8 of Cycle 1

Ctrough was defined as pre-dose plasma concentration. Ctrough for multiple dose of lazertinib at Cycle 1 Day 8 was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Part D: Trough Concentrations (Ctrough) for Multiple Dose of Lazertinib at Cycle 1 Day 15
Pre-dose on Day 15 of Cycle 1

Ctrough was defined as pre-dose plasma concentration. Ctrough for multiple dose of lazertinib at Cycle 1 Day 15 was reported in this outcome measure. The concentrations of lazertinib were measured using a validated, specific, and sensitive LC-MS/MS method.

Percentage of Participants with Dose-Limiting Toxicity (DLT) (Phase 1)
Until the end of first cycle (21 days for Phase 1)

DLTs are defined as certain non-hematologic and hematologic toxicities of Grade 3 or higher.

Percentage of Participants with Dose-Limiting Toxicity (DLT) (Phase 1b)
Until the end of first cycle (28 days for Phase 1b)

DLTs are defined as certain non-hematologic and hematologic toxicities of Grade 3 or higher.

Overall Response Rate (ORR) (Phase 1b Expansion Cohorts A-D)
Up to 2.5 years

ORR is defined as the percentage of participants who achieve either a complete (CR) or partial response (PR) as determined by the investigator using RECIST 1.1 criteria.

Number of Participants with Adverse Events (AEs) as a Measure of Safety and Tolerability (Phase 1b Expansion Cohorts A-E)
Up to 2.5 years

Adverse events (AEs) defined by the National Cancer Institute Common Terminology Criteria for Adverse Events (NCI-CTCAE) Criteria Version 5.0 in participants treated at the RP2CD regimen of Lazertinib and Amivantamab combination therapy. An AE is any untoward medical event that occurs in a participant administered an investigational product, and it does not necessarily indicate only events with clear causal relationship with the relevant investigational product.

Percentage of Participants with DLT (Phase 1b combination Lazertinib, Amivantamab, Platinum-doublet chemotherapy [LACP])
Until the end of first cycle (21 days for Phase 1b combination LACP)

DLTs are defined as certain non-hematologic and hematologic toxicities of Grade 3 or higher.

Number of Participants with AEs as a Measure of Safety and Tolerability (Phase 1b combination LACP)
Up to 2.5 years

AEs defined by the NCI-CTCAE criteria version 5.0 in participants treated with LACP combination regimen. An AE is any untoward medical event that occurs in a participant administered an investigational product, and it does not necessarily indicate only events with clear causal relationship with the relevant investigational product.

Overall Response Rate (ORR) per RECIST version 1.1 (v1.1) with NGS Analysis of Circulating Tumor ctDNA, IHC Analysis of EGFR and MET Expression (Phase 1b Expansion Cohort D)
Up to 2.5 years

ORR is defined as the percentage of participants who achieve either a complete (CR) or partial response (PR) as determined by the investigator using RECIST 1.1 criteria with Next Generation Sequencing (NGS) Analysis of Circulating Tumor Deoxyribonucleic Acid (ctDNA), Immunohistochemical (IHC) Analysis of Tumor Epidermal Growth Factor Receptor (EGFR) and MET Expression (Phase 1b Expansion Cohort D).

ORR Among Participants with MET3+ Staining on Greater Than or Equal to (>=)25 Percent (%) of Tumor Cells (Phase 1b Expansion Cohorts E and F)
Up to 2.5 years

ORR among participants with MET3+ staining on \>=25 % of tumor cells will be reported. ORR is defined as the percentage of participants who achieve either a CR or PR as determined by the investigator using RECIST 1.1 criteria.

Duration of Response (DOR) Among Participants with MET3+ Staining on >=25% of Tumor Cells (Phase 1b Expansion Cohorts E and F)
Up to 2.5 years

DOR among participants with MET3+ staining on \>=25 % of tumor cells will be reported. DOR will be calculated as time from initial response of CR or PR to progressive disease (PD) or death due to any cause, whichever comes first, only for participants who achieve CR or PR as determined by the investigator using RECIST 1.1 criteria.

Clinical Benefit Rate (CBR) Among Participants with MET3+ Staining on >=25% of Tumor Cells (Phase 1b Expansion Cohorts E and F)
Up to 2.5 years

CBR among participants with MET3+ staining on \>=25% of tumor cells will be reported. CBR is defined as the percentage of participants achieving complete or partial response, or durable stable disease (duration of at least 11 weeks) as determined by the investigator using RECIST 1.1 criteria.

Secondary Endpoints
Objective Response Rate (ORR)
Up to 3 years 4 months
Progression-Free Survival (PFS)
Up to 3 years 4 months
Duration of Response (DOR)
Up to 3 years 4 months
Unlock Study Endpoints
Study Design & Arms
AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Arm A: Lazertinib with Amivantamab SC-CFEXPERIMENTALLazertinib 240 milligrams (mg) will be administered orally once daily. Participants will receive amivantamab subcutaneous and co-formulated with recombinant human hyaluronidase (SC-CF), 1600 mg/ 2240 mg depending on the body weight by manual injection. Participants benefiting from study treatment after primary analysis may continue to receive access to study treatment within the study by transferring to the long-term extension (LTE) Phase.
Arm B: Lazertinib with Amivantamab Intravenous (IV) InfusionEXPERIMENTALLazertinib 240 mg will be administered orally once. Participants will receive amivantamab, 1050 mg or 1400 mg depending on the body weight as an IV infusion. Participants benefiting from study treatment after primary analysis may continue to receive access to study treatment within the study by transferring to the LTE Phase.
Arm A: LACP/ACP-LEXPERIMENTALLACP dosing (study start until 6 November 2022): Participants will receive Lazertinib orally along with Amivantamab, Pemetrexed, and Carboplatin as IV infusion starting on Cycle 1 Day 1 for 4 cycles (each cycle consists of 21 days). After 4 cycles, participants will receive Amivantamab, Pemetrexed and Lazertinib as maintenance until disease progression. ACP-L dosing (from 7 November 2022 until study completion): Participants will receive Amivantamab, Pemetrexed, and Carboplatin starting on Cycle 1 Day 1 for 4 cycles. Lazertinib in ACP-L will start on Cycle 5 Day 1 or sooner if carboplatin is discontinued before cycle 4 (each cycle consists of 21 days). Beginning with Cycle 5 Day 1, participants will receive Amivantamab, Pemetrexed and Lazertinib as maintenance until disease progression.
Arm B: CP (Carboplatin and Pemetrexed)ACTIVE_COMPARATORParticipants will receive Pemetrexed in combination with Carboplatin as IV infusion for up to 4 cycles (each cycle consists of 21 days). After 4 cycles, participants will receive Pemetrexed as maintenance until disease progression.
Arm C: ACP (Amivantamab, Carboplatin and Pemetrexed)EXPERIMENTALParticipants will receive Amivantamab, Pemetrexed, and Carboplatin as IV infusion for up to 4 cycles (each cycle consists of 21 days). After 4 cycles, participants will receive Amivantamab and Pemetrexed as maintenance until disease progression.
Arm A2 (Extension Cohort): ACP-LEXPERIMENTALParticipants will receive Amivantamab, Pemetrexed and Carboplatin as IV infusion for up to 4 cycles (each cycle consists of 21 days), Lazertinib will start on C5D1 or sooner if carboplatin is discontinued earlier). After 4 cycles, participants will receive Pemetrexed, Amivantamab, Lazertinib as maintenance until disease progression.
Arm C2 (Extension Cohort): ACPEXPERIMENTALParticipants will receive Amivantamab, Pemetrexed, and Carboplatin as IV infusion for up to 4 cycles (each cycle consists of 21 days). After 4 cycles, participants will receive Amivantamab and Pemetrexed as maintenance until disease progression.
Part 1: Sequence ABEXPERIMENTALParticipants will receive intervention A (lazertinib reference formulation) on Day 1 of intervention period 1. After washout period of 14 to 21 days, participants will receive intervention B (lazertinib test formulation) on Day 1 of intervention period 2.
Part 1: Sequence BAEXPERIMENTALParticipants will receive intervention B (lazertinib test formulation) on Day 1 of intervention period 1. After washout period of 14 to 21 days, participants will receive intervention A (lazertinib reference formulation) on Day 1 of intervention period 2.
Part 2: Sequence CDEXPERIMENTALParticipants will receive Intervention C (lazertinib reference formulation) on Day 1 of intervention period 1. After washout period of 14 to 21 days, participants will receive intervention D (lazertinib test formulation) on Day 1 of intervention period 2.
Part 2: Sequence DCEXPERIMENTALParticipants will receive intervention D (lazertinib test formulation) on Day 1 of intervention period 1. After washout period of 14 to 21 days, participants will receive intervention C (lazertinib reference formulation) on Day 1 of intervention period 2.
Intervention Sequence: ADBCEXPERIMENTALParticipants will receive intervention A (lazertinib reference formulation) on Day 1 of intervention Period 1, followed by intervention D (lazertinib test formulation) on Day 1 of intervention Period 2, followed by intervention B (lazertinib test formulation) on Day 1 of intervention Period 3 followed by intervention C (lazertinib test formulation) on Day 1 of Intervention Period 4. There will be a wash-out period of at least 14 days and up to 21 days between each intervention period.
Intervention Sequence: BACDEXPERIMENTALParticipants will receive intervention B (lazertinib test formulation) on Day 1 of intervention Period 1, followed by intervention A (lazertinib reference formulation) on Day 1 of intervention Period 2, followed by intervention C (lazertinib test formulation) on Day 1 of intervention Period 3 followed by intervention D (lazertinib test formulation) on Day 1 of intervention Period 4. There will be a wash-out period of at least 14 days and up to 21 days between each intervention period.
Intervention Sequence: CBDAEXPERIMENTALParticipants will receive intervention C (lazertinib test formulation) on Day 1 of intervention Period 1, followed by intervention B (lazertinib test formulation) on Day 1 of intervention Period 2, followed by intervention D (lazertinib test formulation) on Day 1 of intervention Period 3 followed by intervention A (lazertinib reference formulation) on Day 1 of intervention Period 4. There will be a wash-out period of at least 14 days and up to 21 days between each intervention period.
Intervention Sequence: DCABEXPERIMENTALParticipants will receive intervention D (lazertinib test formulation) on Day 1 of intervention Period 1, followed by intervention C (lazertinib test formulation) on Day 1 of intervention Period 2, followed by intervention A (lazertinib reference formulation) on Day 1 of intervention Period 3 followed by intervention B (lazertinib test formulation) on Day 1 of intervention Period 4. There will be a wash-out period of at least 14 days and up to 21 days between each intervention period.
Part A: Group 1: Moderate Hepatic ImpairmentEXPERIMENTALParticipants with moderate hepatic impairment will receive a single oral dose of lazertinib.
Part A: Group 2: Normal Hepatic FunctionACTIVE_COMPARATORParticipants with normal hepatic function who qualify for the control group will receive a single oral dose of lazertinib.
Part B: Group 3 (Optional): Mild Hepatic ImpairmentEXPERIMENTALParticipants with mild hepatic impairment will receive a single oral dose of lazertinib.
Part B: Group 4 (Optional): Severe Hepatic ImpairmentEXPERIMENTALParticipants with severe hepatic impairment will receive a single oral dose of lazertinib.
Lazertinib + Probe Substrates of Midazolam, Rosuvastatin, and MetforminEXPERIMENTALParticipants will receive a single oral dose of probe substrates of midazolam, rosuvastatin, and metformin on Day 1 under fasted conditions followed by a single oral dose of lazertinib under fed conditions from Day 5 to Day 14 except Day 13 which is under fasted conditions and co-administered with probe substrates under fasted conditions on Day 13.
Cohort 1: Lazertinib plus ItraconazoleEXPERIMENTALParticipants will receive a single oral dose of lazertinib tablets in Treatment Period 1 followed by itraconazole capsules orally along with a single oral dose of lazertinib tablet in Treatment Period 2.
Cohort 2: Lazertinib plus RifampinEXPERIMENTALParticipants will receive a single oral dose of lazertinib tablets in Treatment Period 1 followed by rifampin capsules orally along with a single oral dose of lazertinib tablet in Treatment Period 2.
Part D: Outside of KoreaEXPERIMENTALParticipants from outside of Korea with progressive disease and on prior epidermal growth factor receptor (EGFR) Tyrosine kinase inhibitor (TKI) therapy will receive recommended phase 2 doses based on safety, tolerability, efficacy and pharmacokinetics (PK) of Lazertinib.
Phase 1 (monotherapy dose escalation): LazertinibEXPERIMENTALParticipants will receive Lazertinib monotherapy orally once daily (QD) in 21-day cycles until documented evidence of disease progression, unacceptable toxicity, noncompliance, or withdrawal of consent, or the investigator decides to discontinue treatment, whichever comes first. The subsequent doses of Lazertinib will be assigned by the Study Evaluation Team (SET) according to the dose escalation strategy by Bayesian logistic regression model (BLRM).
Phase 1b (combination): Lazertinib and AmivantamabEXPERIMENTALParticipants will receive Lazertinib and Amivantamab, after the safety of RP2D of Lazertinib is confirmed in the Phase 1, in 28-day cycles until documented evidence of disease progression, unacceptable toxicity, noncompliance, or withdrawal of consent, or the investigator decides to discontinue treatment, whichever comes first. This phase will start enrolling participants after the safety of Amivantamab is confirmed in Japanese participants in Study 61186372EDI1001 (NCT02609776).
Phase 1b (combination): Lazertinib, Amivantamab and Platinum-doublet Chemotherapy (LACP)EXPERIMENTALParticipants will receive Lazertinib starting dose administered orally once daily (QD) in combination with Amivantamab, and doses of platinum-based chemotherapy (carboplatin and pemetrexed) per standard of care according to local guidance in a 21-day cycle for 4 cycles followed by maintenance with Lazertinib, Amivantamab and pemetrexed until disease progression or unacceptable toxicities.
Phase 1b (expansion) Cohort A: Lazertinib and AmivantamabEXPERIMENTALThis cohort A will further characterize the safety, tolerability, and preliminary antitumor activity of Lazertinib and Amivantamab based combinations within specific NSCLC population "who have progressed after osimertinib and subsequent platinum-based chemotherapy, and platinum-based chemotherapy regimen as the last line of therapy prior to study enrollment. Prior use of first or second generation EGFR TKI is allowed if administered prior to osimertinib. Participants will receive at the RP2CD of Lazertinib orally QD and Amivantamab, every 7 days for the first 28 days cycle and every 2 weeks thereafter.
Phase 1b (expansion) Cohort B: Lazertinib and AmivantamabEXPERIMENTALThis Cohort B will further characterize the safety, tolerability and preliminary antitumor activity of Lazertinib and JNJ-61186372 combination in participants previously treated with advanced or metastatic NSCLC with documented primary EGFR Exon 20ins activating mutation. Participants will receive at the RP2CD of Lazertinib orally QD and Amivantamab, every 7 days for the first 28 days cycle and every 2 weeks thereafter.
Phase 1b (expansion) Cohort C: Lazertinib and AmivantamabEXPERIMENTALThis Cohort C will further characterize the safety, tolerability and preliminary antitumor activity of Lazertinib and JNJ-61186372 combination in participants with uncommon EGFR mutations. Participants will receive at the RP2CD of Lazertinib orally QD and Amivantamab, every 7 days for the first 28 days cycle and every 2 weeks thereafter.
Phase 1b (expansion) Cohort D: Lazertinib and AmivantamabEXPERIMENTALCohort D will seek to validate one or both potential biomarker strategies (next generation sequencing \[NGS\] and Immunohistochemical \[IHC\]), previously identified in Cohort E of Study 61186372EDI1001, in participants with osimertinib-relapsed, but chemotherapy-naive, EGFR Exon19del or L858R mutated NSCLC. Participants will receive at the RP2CD of Lazertinib orally QD and Amivantamab, every 7 days for the first 28 days cycle and every 2 weeks thereafter.
Phase 1b (expansion) Cohort E: Lazertinib and AmivantamabEXPERIMENTALParticipants will receive at the RP2CD of Lazertinib orally QD and Amivantamab, every 7 days for the first 28 days cycle and every 2 weeks thereafter. Cohort E will seek to validate the immunohistochemical (IHC)-based biomarker strategy, by characterizing the activity of Amivantamab and Lazertinib combination in biomarker-positive participants with osimertinib-relapsed, but chemotherapy-naïve, EGFR Exon19del or L858R mutated NSCLC. In addition, Cohort E will seek to collect prospective data to confirm that prophylactic anticoagulation safely and effectively decreases the incidence of VTE events for patients treated with the combination of Amivantamab and Lazertinib, using Cohort F as reference.
Phase 1b (expansion) Cohort F: Amivantamab MonotherapyEXPERIMENTALParticipants will receive Amivantamab monotherapy once weekly (QW) for 4 weeks, then every 2 weeks thereafter. Cohort F will seek to validate the IHC-based biomarker strategy, previously identified in Cohort D, by characterizing the activity of JNJ-61186372 monotherapy (Cohort F) in biomarker-positive participants with osimertinib-relapsed, but chemotherapy-naïve, EGFR Exon19del or L858R mutated NSCLC.
Interventions
NameTypeDescription
LazertinibDRUGLazertinib tablets will be administered orally.
Amivantamab Subcutaneous and Co-Formulated with Recombinant Human Hyaluronidase (SC CF)DRUGAmivantamab injection will be administered subcutaneously by manual injection.
Amivantamab IntravenousDRUGAmivantamab will be administered by IV infusion.
AmivantamabDRUGAmivantamab will be administered as an IV infusion.
PemetrexedDRUGPemetrexed will be administered as an IV infusion.
CarboplatinDRUGCarboplatin will be administered as an IV infusion.
MidazolamDRUGMidazolam (cytochrome P450 3A4 \[CYP3A4\] substrate) will be administered orally as a syrup as a part of probe substrates.
RosuvastatinDRUGRosuvastatin (breast cancer resistant protein \[BCRP\] substrate) tablet will be administered orally as a part of probe substrates.
MetforminDRUGMetformin (organic cation transporter 1 \[OCT1\] substrate) will be administered orally as a syrup as a part of probe substrates.
ItraconazoleDRUGItraconazole capsules will be administered orally.
RifampinDRUGRifampin capsules will be administered orally.
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Eligibility Criteria
Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites187

Inclusion Criteria: * Have histologically or cytologically confirmed, advanced or metastatic non-small cell lung cancer (NSCLC), characterized by either epidermal growth factor receptor (EGFR) Exon 19 deletion (Exon 19del) or Exon 21 leucine 858 to arginine substitution (Exon 21 L858R) mutation by ...

Countries:United StatesArgentinaAustraliaBrazilCanadaChinaFranceGermanyIsraelItalyJapanMalaysiaPolandPortugalSouth KoreaSpainTaiwanThailandTurkey (Türkiye)United KingdomBelgiumBulgariaCzechiaDenmarkHong KongIndiaMexicoNetherlandsPuerto RicoRussiaSweden
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Recent Changes (Last 90 Days)
MEDIUMJul 6, 2026NCT04077463primaryCompletionDate: changed
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