A Study of BL-B01D1 + Pembrolizumab ± Bevacizumab in Patients With Recurrent or Metastatic Cervical Cancer and Endometrial Cancer

NCT ID: NCT07054567

Last Updated: 2026-01-21

Basic Information

• Recruitment Status: RECRUITING
• Clinical Phase: PHASE2
• Total Enrollment: 96 participants
• Study Classification: INTERVENTIONAL
• Study Start Date: 2025-08-21
• Study Completion Date: 2027-12-31

Brief Summary

This Phase II study is a clinical trial to evaluate the efficacy and safety of BL-B01D1 + pembrolizumab dual therapy with or without bevacizumab (BL-B01D1 + pembrolizumab ± bevacizumab) in patients with recurrent or metastatic cervical cancer and endometrial cancer.

Conditions

Cervical Cancer; Endometrial Cancer

Study Design

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

Study Groups

BL-B01D1 + pembrolizumab ± bevacizumab

Participants receive BL-B01D1 + pembrolizumab ± bevacizumab in 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.

Pembrolizumab

Intervention Type: DRUG

Administration by intravenous infusion for a cycle of 3 weeks.

Bevacizumab

Intervention Type: DRUG

Administration for a cycle of 3 weeks.

Interventions

BL-B01D1

Administration by intravenous infusion for a cycle of 3 weeks.

Intervention Type: DRUG

Pembrolizumab

Administration by intravenous infusion for a cycle of 3 weeks.

Intervention Type: DRUG

Bevacizumab

Administration for a cycle of 3 weeks.

Intervention Type: DRUG

Other Intervention Names

iza-bren; izalontamab brengitecan; BMS-986507

Eligibility Criteria

Inclusion Criteria

1. The subject voluntarily participates in this study and signs the informed consent form;

2. Age ≥18 years and ≤75 years;

3. Expected survival time ≥3 months;

4. ECOG performance status score of 0-1;

5. Patients with recurrent or metastatic cervical cancer or endometrial cancer confirmed by histopathology and/or cytology;

6. Archived tumor tissue samples from the primary or metastatic lesions within the past 3 years must be provided for PD-L1 and other testing;

7. Must have at least one measurable lesion as defined by RECIST v1.1;

8. Organ function levels must meet the requirements;

9. Toxicities from prior anti-tumor therapy must have recovered to ≤ Grade 1 as defined by NCI-CTCAE v5.0;

10. For premenopausal women with childbearing potential, a pregnancy test must be performed within 7 days before starting treatment, and the serum or urine pregnancy test must be negative. Patients must not be lactating. All enrolled patients must use adequate barrier contraception throughout the treatment period and for 6 months after treatment ends.

Exclusion Criteria

1. Previously received ADC drugs with topoisomerase I inhibitors as the toxin or targeting EGFR and/or HER3;

2. Received chemotherapy, biological therapy, or immunotherapy within 4 weeks or 5 half-lives (whichever is shorter) before the first dose;

3. For Stage II (excluding Cohort 1), subjects who have previously received systemic anti-tumor therapy;

4. Prior immunotherapy resulting in ≥ Grade 3 irAE or ≥ Grade 2 immune-related myocarditis;

5. Used immunomodulatory drugs within 14 days before the first dose of the study drug;

6. Required systemic corticosteroid therapy within 2 weeks before the first dose of the study drug;

7. History of severe cardiovascular or cerebrovascular diseases;

8. Active autoimmune or inflammatory diseases;

9. Other malignancies that progressed or required treatment within 3 years before the first dose;

10. History of ILD/pneumonitis requiring steroid treatment, or current ILD/active pneumonitis;

11. Poorly controlled hypertension (requiring ≥ 2 antihypertensive medications);

12. Poorly controlled diabetes;

13. Unstable thrombotic events requiring therapeutic intervention within 6 months before screening;

14. Active central nervous system metastases;

15. Patients with significant serous cavity effusion, symptomatic effusion, or poorly controlled effusion;

16. History of allergy to recombinant humanized antibodies or any excipients of the investigational drug;

17. Prior organ transplantation or allogeneic hematopoietic stem cell transplantation (Allo-HSCT);

18. Positive for HIV antibody, active tuberculosis, active hepatitis B virus (HBV) infection, or active hepatitis C virus (HCV) infection;

19. Active infection requiring systemic treatment;

20. Participation in another clinical trial within 4 weeks before the first dose;

21. Imaging shows tumor invasion or encasement of major abdominal, thoracic, cervical, or pharyngeal blood vessels;

22. Presence of severe unhealed wounds, ulcers, or fractures within 4 weeks before signing informed consent;

23. Clinically significant bleeding or obvious bleeding tendency within 4 weeks before signing informed consent;

24. Planned or received live vaccines within 28 days before randomization;

25. History of severe neurological or psychiatric disorders;

26. Other conditions deemed by the investigator as unsuitable for participation 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

Locations

Fudan University Shanghai Cancer Center

Shanghai, Shanghai Municipality, China

Site Status: RECRUITING

Countries

China

Central Contacts

Sa Xiao, PHD

Role: CONTACT

xiaosa@baili-pharm.com

15013238943

Facility Contacts

Xiaohua Wu

Role: primary

Other Identifiers

BL-B01D1-204-11

Identifier Type: -

Identifier Source: org_study_id