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Safety and Preliminary Efficacy of Pumitamig (BNT327), an Investigational Therapy for Patients With Non-small Cell Lung Cancer in Combination With Chemotherapy as First-line or Second-line Treatment

A Phase II, Multisite, Open-label Trial of Pumitamig (BNT327) in Combination With Standard-of-care Chemotherapy in First-line and Second-line Non-small Cell Lung Cancer (NSCLC)

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06841055
Enrollment
60
Registered
2025-02-24
Start date
2025-03-03
Completion date
2028-10-01
Last updated
2026-03-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Non-small Cell Lung Cancer

Keywords

Second-line treatment, Immunotherapy, Combination with other investigational agents, Bispecific antibody, Vascular endothelial growth factor (VEGF) A, Programmed death-ligand 1 (PD-L1), Combination with chemotherapy

Brief summary

This is a Phase II, multisite, open-label study consisting of two parts in participants with advanced/metastatic Non-small Cell Lung Cancer (NSCLC) which progressed after a first-line chemoimmunotherapy to evaluate the combination of pumitamig (also known as BNT327, BMS-986545 or PM8002) with standard of care. Part 1 is a safety run-in with pumitamig (Dose 1 or Dose 2) plus docetaxel and will include up to 12 participants in total to be treated in Part 1A and 1B sequentially. Part 2 is a dose expansion at the deemed safe dose of pumitamig plus docetaxel and will include up to 54 participants.

Detailed description

If the dose level (either from Part 1A or 1B) seems tolerable, an internal review committee will decide if the study can proceed to Part 2 and enroll additional participants. In Part 2, participants who consent will be included in a separate cohort in which they will receive the same treatment as the other participants in Part 2, but in addition to a fresh baseline tumor biopsy, they will be required to provide an on-treatment tumor biopsy sample for additional analyses. Study participants will receive pumitamig in combination with docetaxel until disease progression, the occurrence of intolerable toxicity, study participant withdrawal, death, study termination or 2-year limit (whichever comes first). After completion of study treatment, except for participants who withdraw informed consent, a long-term follow-up will be conducted for all participants to record disease progression, subsequent new anticancer treatments, and survival status.

Interventions

Intravenous infusion

DRUGDocetaxel

Intravenous infusion

Sponsors

BioNTech SE
Lead SponsorINDUSTRY
BioNTech (Shanghai) Pharmaceuticals Co., Ltd.
CollaboratorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Key Inclusion Criteria: * Have histologically or cytologically confirmed diagnosis of Stage IV NSCLC that has documented radiographic progression on one or after one prior line of systemic treatment (programmed death-1 \[PD-1\]/ programmed death ligand-1 \[PD-L1\] inhibitor and platinum-based chemotherapy concomitantly) in advanced/metastatic setting per the American Joint Committee on Cancer staging system, 9th edition. * Participants must have received minimum two cycles of immunotherapy in first-line treatment to be eligible to this study. * Only one prior line of immunotherapy containing regimen is allowed in an advanced/metastatic setting. If participant had received adjuvant immunotherapy the disease-free interval (after the last dose of adjuvant immunotherapy) should be at least 6 months. * Historical PD-L1 results must be available. * Participants with actionable genetic alterations may be enrolled if they received locally approved and available targeted agent in combination with immunotherapy in first-line advanced/metastatic setting. * Enrollment of participants with primary resistance (best response being radiological progression to prior immunochemotherapy) will be kept below 30% in the overall study population. * Have at least one measurable lesion as the targeted lesion based on RECIST v1.1. Tumor lesions situated in a previously irradiated area are considered measurable if progression has been documented after irradiation. Historical images within 28 days of the screening visit may be accepted as a screening image if deemed acceptable in the opinion of the investigator. * Participants must provide tumor tissue samples obtained ≤18 months prior to enrollment. For the additional cohort in Part 2, both baseline (freshly obtained) and on-treatment tumor biopsy samples are required. * Eastern cooperative oncology group performance status of 0 or 1. * Adequate organ function as defined in the protocol. Key

Exclusion criteria

* Have a known or suspected hypersensitivity to the study treatments, their metabolites or formulation of excipients including polysorbate 80 (see Docetaxel label). * Participants who received prior treatment with anti-vascular endothelial growth factor (VEGF) monoclonal antibody, or anti-PD-(L)-1/aVEGF bispecific antibody or docetaxel as monotherapy or in combination with other agents. * Have received more than one prior lines of therapies in advanced/metastatic setting. * Have received systemic corticosteroids (at a dosage greater than 10 mg/day of prednisone or an equivalent dose of other corticosteroids) within 7 days prior to the initiation of study treatment (except for docetaxel premedication). Note: local, intranasal, intraocular, intra-articular or inhaled corticosteroids, short term use (≤7 days) of corticosteroids for prophylaxis (e.g., prevention of contrast agent allergy) or treatment of non autoimmune conditions (e.g., delayed hypersensitivity reactions caused by exposure to allergens) are allowed. * Participants who have received prior radiotherapy may be enrolled if they have no acute toxicity related to this therapy. * Have uncontrolled hypertension or poorly controlled diabetic conditions within 7 days prior to the first dose of study treatment. * Have a serious or non-healing wound, or (incompletely healed) bone fracture. This includes history (within 6 months prior to study entry) or risk of abdominal fistula, tracheoesophageal fistula, gastrointestinal perforation, or intra abdominal abscess or esophageal and gastric varices, or acute gastrointestinal bleeding. In addition, the participant must have undergone correction (or spontaneous healing) of the perforation/fistula and/or the underlying process causing the fistula/perforation. * Participants with significant risk of hemorrhage as defined in the protocol. * Have superior vena cava syndrome or symptoms of spinal cord compression. NOTE: Other protocol defined Inclusion/

Design outcomes

Primary

MeasureTime frameDescription
Part 1 - Occurrence of dose limiting toxicities (DLTs)Up to 21 days after first dose of investigational medicinal product (IMP)During the DLT evaluation period by dose level
Part 1 and Part 2 - Occurrence of pumitamig treatment emergent adverse events, treatment-related adverse events, treatment emergent serious adverse events, treatment-related serious adverse events, and adverse events of special interestFrom initiation of the first dose of IMP to the 90-day Follow-Up visitGraded according to the (United States) National Cancer Institute Common Terminology Criteria for Adverse Events version 5.0 (NCI CTCAE v5.0)
Part 1 and Part 2 - Occurrence of dose interruption, dose reduction, and/or participant discontinuation due to adverse eventsFrom initiation of the first dose of IMP until the 90-day Safety Follow-up visit
Part 1 and Part 2 - Objective response rateUp to approximately 2 yearsDefined as the proportion of participants in whom a confirmed complete response (CR) or partial response (PR) (per Response Evaluation Criteria in Solid Tumors version 1.1 (RECIST v1.1) based on investigator's review) is observed as best overall response.

Secondary

MeasureTime frameDescription
Part 1 and Part 2 - Duration of ResponseUp to approximately 2 yearsDefined as the time from first objective response (CR or PR per RECIST v1.1 based on the investigator's assessment) to first occurrence of objective tumor progression (progressive disease, per RECIST v1.1 based on the investigator's assessment) or death from any cause, whichever occurs first.
Part 1 and Part 2- Progression-free SurvivalUp to approximately 2 yearsBased on the investigator's assessment defined as the time from first dose of IMP to the first objective tumor progression (progressive disease per RECIST v1.1) or death from any cause, whichever occurs first.
Part 1 and Part 2 - Depth of ResponseUp to approximately 2 yearsDefined as the maximum percent reduction from baseline in tumor size measured by sum of target lesion diameter (including nodal \[short axis\] and non-nodal \[longest axis\] lesions).
Part 1 and Part 2 - Time to ResponseUp to approximately 2 yearsDefined as the time from first dose of IMP to first objective response (CR or PR per RECIST v1.1 based on the investigator's assessment).
Part 1 and Part 2 - Disease Control RateUp to approximately 2 yearsDefined as the proportion of participants with confirmed CR, confirmed PR, or stable disease (per RECIST v1.1 based on the investigator's assessment) as best overall response.
Part 1 and Part 2 - Overall SurvivalUp to approximately 2 yearsDefined as the time from first dose of IMP to death from any cause
Part 1 and Part 2 - Pharmacokinetic assessment: Maximum concentration (Cmax) derived from serum concentration of pumitamigFrom pre-dose to the end of study treatment (up to approximately 2 years)
Part 1 and Part 2 - Number of participants developing detectable anti-pumitamig antibodies in serumFrom pre-dose to the end of study treatment (up to approximately 2 years)

Countries

Australia, South Korea, Spain, Turkey (Türkiye), United Kingdom, United States

Contacts

CONTACTBioNTech clinical trials patient information
patients@biontech.de+49 6131 9084
STUDY_DIRECTORBioNTech Responsible Person

BioNTech SE

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 14, 2026