BL-M14D1 Plus Atezolizumab vs Standard of Care in First-Line Extensive-Stage Small Cell Lung Cancer (BrenDeLL-Lung01)
A Phase 3 Open-Label, Randomized Controlled Trial of BL-M14D1 and Atezolizumab vs. Standard-of-Care Therapy in Patients With First-Line Extensive-Stage Small Cell Lung Cancer
SystImmune Inc.
550 participants
Aug 4, 2026
INTERVENTIONAL
Conditions
Summary
The objective of the study is to evaluate the efficacy and safety of BL-M14D1 in combination with Atezolizumab compared to Standard-of-Care Therapy in adult participants with previously untreated extensive-stage small cell lung cancer (ES-SCLC).
Eligibility
Inclusion Criteria5
- Histologically or cytologically confirmed first-line (1L), extensive-stage (ES) small cell lung cancer (SCLC)
- Must be eligible to receive a platinum-based chemotherapy regimen in combination with an anti-PD-L1 inhibitor.
- At least one measurable lesion based on RECIST v1.1 per investigator assessment.
- An Eastern Cooperative Oncology Group performance status (ECOG PS) of 0 to 1.
- Adequate organ function
Exclusion Criteria5
- Received any kind of platinum or etoposide treatment for limited stage (LS) SCLC within 6 months prior to enrollment.
- Participants who have received prior topoisomerase inhibitor-based ADC therapy.
- Participants with history of severe heart disease
- Participants with active autoimmune diseases and inflammatory diseases,
- Participants with other prior or concurrent malignancies except for basal cell carcinoma of the skin, squamous cell carcinoma of the skin and/or carcinoma in situ after adequate resection, or other malignancy treated with curative intent with a disease-free interval of at least 3 years
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Interventions
BL-M14D1 administered in combination with atezolizumab. BL-M14D1 will be given intravenously at the protocol-specified dose and schedule. Atezolizumab will be administered intravenously according to the approved dosing regimen.
Carboplatin and etoposide will be administered intravenously in combination with atezolizumab for induction therapy, followed by maintenance treatment with atezolizumab with or without lurbinectedin per protocol.
Locations(62)
View Full Details on ClinicalTrials.gov
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NCT07625644