A Study of BL-B01D1+PD-1 Monoclonal Antibody in Patients With Extensive-stage Small Cell Lung Cancer

NCT ID: NCT06437509

Last Updated: 2025-05-07

Basic Information

• Recruitment Status: RECRUITING
• Clinical Phase: PHASE2
• Total Enrollment: 66 participants
• Study Classification: INTERVENTIONAL
• Study Start Date: 2024-06-13
• Study Completion Date: 2026-06-30

Brief Summary

This study is a phase II clinical study to explore the efficacy and safety of BL-B01D1 + PD-1 monoclonal antibody combination therapy in patients with extensive-stage small cell lung cancer.

Conditions

Extensive-stage Small-cell Lung Cancer

Study Design

• Allocation Method: NA
• Intervention Model: SINGLE_GROUP
• Primary Study Purpose: TREATMENT
• Blinding Strategy: NONE

Study Groups

Study treatment

Participants receive BL-B01D1 + PD-1 monoclonal antibody as intravenous infusion for the first cycle (3 weeks). Participants with clinical benefit could receive additional treatment for more cycles. The administration will be terminated because of disease progression or intolerable toxicity occurring or other reasons.

Group Type: EXPERIMENTAL

BL-B01D1

Intervention Type: DRUG

Administration by intravenous infusion for a cycle of 3 weeks.

PD-1 monoclonal antibody

Intervention Type: DRUG

Administration by intravenous infusion for a cycle of 3 weeks.

Interventions

BL-B01D1

Administration by intravenous infusion for a cycle of 3 weeks.

Intervention Type: DRUG

PD-1 monoclonal antibody

Administration by intravenous infusion for a cycle of 3 weeks.

Intervention Type: DRUG

Other Intervention Names

iza-bren; izalontamab brengitecan; BMS-986507

Eligibility Criteria

Inclusion Criteria

1. Subject volunteered to participate in the study and signed an informed consent;

2. Male or female aged ≥18 years and ≤75 years;

3. Expected survival time ≥3 months;

4. ECOG score 0-1;

5. Newly diagnosed patients with extensive-stage small cell lung cancer confirmed by histopathology and / or cytology;

6. A archived tumor tissue sample or fresh tissue sample of the primary or metastatic lesion must be provided within 3 years;

7. At least one measurable lesion meeting the RECIST v1.1 definition was required;

8. No blood transfusion and no use of cell growth factors and/or platelet-raising drugs within 14 days before screening, and the organ function level must meet the requirements;

9. The toxicity of previous antineoplastic therapy has returned to ≤ grade 1 as defined by NCI-CTCAE v5.0;

10. For premenopausal women of childbearing potential, a pregnancy test must be performed within 7 days before the initiation of treatment, a serum or urine pregnancy test must be negative, and the patient must not be lactating; All enrolled patients should take adequate barrier contraception during the entire treatment cycle and for 6 months after the end of treatment.

Exclusion Criteria

1. Prior use of ADC drug therapy with small molecule toxins as topoisomerase I inhibitors;

2. Prior treatment with any systemic anti-tumor regimen for extensive-stage small cell lung cancer;

3. Pathology suggested small cell carcinoma containing non-small cell carcinoma components;

4. Subjects had used immunomodulatory drugs within 14 days before the first use of the study drug ;

5. Screening the history of severe cardiovascular and cerebrovascular diseases in the first half of the year ;

6. QT interval prolongation, complete left bundle branch block, III degree atrioventricular block, frequent and uncontrollable arrhythmia ;

7. Active autoimmune diseases and inflammatory diseases ;

8. Receiving long-term systemic corticosteroid therapy or equivalent anti-inflammatory active drugs or any form of immunosuppressive therapy prior to the first dose;

9. Other malignancies that have progressed or require treatment within 5 years prior to the first dose;

10. Have ILD requiring steroid therapy, or currently have ILD, or suspected ILD at screening;

11. Prior to initiation of study treatment, there were: a) poorly controlled diabetes mellitus; b) with severe complications of diabetes; c) glycosylated hemoglobin levels of 8% or more; d) hypertension that is poorly controlled by two antihypertensive drugs; e) history of hypertensive crisis or hypertensive encephalopathy;

12. Unstable thrombotic events requiring therapeutic intervention within 6 months prior to screening; Except for infusion set-related thrombosis;

13. Concurrent pulmonary disease leading to severe clinical impairment of respiratory function;

14. Patients with active central nervous system metastases;

15. Patients with large serosal effusions, or symptomatic serosal effusions, or poorly controlled serosal effusions;

16. History of allergy to recombinant humanized antibody or human-mouse chimeric antibody or to any excipient component of the experimental drug;

17. Prior organ transplantation or allogeneic hematopoietic stem cell transplantation;

18. Positive human immunodeficiency virus antibody, active tuberculosis, active hepatitis B virus infection, or active hepatitis C virus infection;

19. Severe infection within 4 weeks prior to first dose of study drug; Lung infection or active lung inflammation within 4 weeks;

20. Have participated in another clinical trial within 4 weeks prior to the first dose;

21. Have a history of psychotropic substance abuse and cannot be abstained from or have a history of severe neurological or psychiatric disorders;

22. Imaging examination showed that the tumor had invaded or encapsulated the large blood vessels in the chest;

23. Severe and non-healing wounds, ulcers, or fractures within 4 weeks prior to signing the informed policy;

24. Clinically significant bleeding or obvious bleeding tendency within 4 weeks prior to signing the informed policy;

25. Subjects who are scheduled to receive or receive a live vaccine within 28 days prior to the first dose;

26. Other conditions that the investigator considers unsuitable to participate in this clinical trial.

• Minimum Eligible Age: 18 Years
• Maximum Eligible Age: 75 Years
• Eligible Sex: ALL
• Accepts Healthy Volunteers: No

Sponsors

Baili-Bio (Chengdu) Pharmaceutical Co., Ltd.

INDUSTRY

Sponsor Role: collaborator

Sichuan Baili Pharmaceutical Co., Ltd.

INDUSTRY

Sponsor Role: lead

Responsible Party

Responsibility Role: SPONSOR

Principal Investigators

Caicun Zhou, PHD

Role: PRINCIPAL_INVESTIGATOR

Shanghai East Hospital

Locations

Shanghai East Hospital

Shanghai, Shanghai Municipality, China

Site Status: RECRUITING

Countries

China

Central Contacts

Sa Xiao, PHD

Role: CONTACT

xiaosa@baili-pharm.com

15013238943

Facility Contacts

Caicun Zhou

Role: primary

Other Identifiers

BL-B01D1-204-01

Identifier Type: -

Identifier Source: org_study_id