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About
This is a multi-site, open-label, dose-finding study, consisting of Parts 1, 2a, and 2b to investigate the combination of BNT326 with BNT327 in participants with relapsed, progressive as well as treatment-naïve, advanced/metastatic non-small cell lung cancer (NSCLC).
This study will enroll adult participants with histologically or cytologically confirmed NSCLC that is advanced (i.e., either metastatic or recurrent tumors with no known curative treatment available).
Full description
Part 1 is a dose escalation to evaluate and establish two or three safe combination dose levels (DL1 and DL2 and optionally DL3) of BNT326 with BNT327.
Part 2a is a dose expansion to evaluate the preliminary efficacy, safety, and tolerability.
Part 2b is a dose optimization and contribution of components part.
Parts 1 and 2a (Cohort A) will enroll participants with previous exposure to therapy for advanced/metastatic disease. Part 2a (Cohort B) and Part 2b (Cohorts C and D) will enroll less heavily pre-treated participants, namely those without prior systemic treatment for advanced/metastatic disease.
The sponsor, having heard the internal review committee, may determine the dose levels for each arm in Cohorts C and D based on data generated from Parts 1 and 2a. The dose levels chosen for Cohorts C and D will not exceed the highest dose level investigated in this study.
Parts 1 and 2a will be non-randomized. In Part 2b, participants will be randomized to different treatments within each cohort.
The study consists of a screening period, a treatment period, a safety follow-up period, an efficacy follow-up period, and a long-term survival follow-up. Participants will receive study treatment until disease progression, withdrawal of consent, termination of the study by the sponsor, unacceptable toxicity, or for a maximum duration of 24 months (or for the maximum duration as per the local product label for participants receiving standard of care [SoC] therapy), whichever occurs first. For each study participant, the treatment and follow-up periods are projected to be completed within ~36 months, unless participants are continuing to benefit from treatment per investigator's recommendation and upon sponsor approval.
Enrollment
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Inclusion and exclusion criteria
Key Inclusion Criteria (applicable to all participants and all parts unless otherwise specified):
Cohort-specific inclusion criteria
Part 1, 2L+, squamous or non-squamous NSCLC, AGA-negative/positive, any PD-L1
for AGA-negative NSCLC only:
for AGA-positive NSCLC only (excluding EGFR activating mutation):
for AGA-positive NSCLC only (with EGFR activating mutation):
Part 2a (Cohort A), 2L+, squamous or non-squamous NSCLC, AGA-negative/positive, any PD-L1
for AGA-positive NSCLC only, excluding EGFR activating mutation:
for AGA-positive NSCLC only, with EGFR activation mutation:
Part 2a (Cohort B), 1L, squamous or non-squamous NSCLC, AGA-negative, any PD-L1
Part 2b (Cohort C), 2L+, squamous or non-squamous NSCLC, AGA-negative or EGFR activating mutation, any PD-L1
for AGA-negative NSCLC only:
for EGFR-sensitizing mutation NSCLC only:
Part 2b (Cohort D1) 1L, squamous or non-squamous NSCLC, AGA-negative, PD-L1 ≥50% and Part 2b (Cohort D2) 1L, squamous or non-squamous NSCLC, AGA-negative, PD-L1 <50%
Key Exclusion Criteria (applicable to all participants and all parts):
Had disease progression on or were intolerant to prior treatment with an agent targeting HER3 (including antibody, ADC, cell therapy, and other drugs) or with a topoisomerase I inhibitor payload (including topoisomerase I inhibitor-containing ADCs). Note: For Part 2a Cohort A, prior exposure to agents targeting HER3 or topoisomerase I inhibitor payload may be allowed on a case-by-case basis after discussion with and approval by the sponsor.
Have an uncontrolled concomitant or intercurrent illness, that contra-indicates study participation, limits compliance with study procedures or substantially increases the risk of incurring AEs, including:
Have left ventricular ejection fraction <50% by either echocardiography or multi-gated acquisition (scanning) within 28 days before randomization/enrollment.
Have clinically uncontrolled pleural effusion, ascites or pericardial effusion requiring drainage, peritoneal shunt, or cell-free concentrated ascites reinfusion therapy within 2 weeks prior to randomization/enrollment.
Have a history of (non-infectious) interstitial lung disease (ILD) /pneumonitis that required steroids, have current ILD/pneumonitis, or where suspected ILD/pneumonitis cannot be ruled out by imaging at screening. Asymptomatic interstitial changes caused by previous radiation therapy, chemotherapy, or other factors such as smoking are acceptable.
Have had exposure to protocol-specific treatments with a washout period before randomization/enrollment.
Are participants of childbearing potential who are pregnant or breastfeeding or are planning pregnancy within the time specified in the protocol or are potentially fertile males, who are planning to father children during the study or within the time specified in the protocol.
Are subject to exclusion periods from another investigational study.
Have a history of small bowel obstruction requiring hospitalization within the past 3 months prior to the first dose of IMP.
Have urine protein ≥2+ and 24-hour urine protein excretion ≥1 g. If qualitative urine protein is ≤1+, a 24-hour urine protein quantitative test is not required.
Have a history of Grade ≥3 immune-related adverse events that led to treatment discontinuation of a prior checkpoint inhibitor.
Have clinically active central nervous system metastases, defined as untreated and symptomatic, or requiring therapy with corticosteroids or anticonvulsants to control associated symptoms.
Participants with significant risks of hemorrhage or evidence of major coagulation disorders.
Have active or chronic corneal disorders or with any clinically significant corneal disease that prevents adequate monitoring of drug-induced keratopathy.
NOTE: Other protocol defined Inclusion/Exclusion criteria may apply.
Primary purpose
Allocation
Interventional model
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420 participants in 15 patient groups
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BioNTech clinical trials patient information
Data sourced from clinicaltrials.gov
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