Status:

RECRUITING

A Study of BL-B16D1 in Patients With Unresectable Locally Advanced or Metastatic Breast Cancer and Other Solid Tumors

Lead Sponsor:

Sichuan Baili Pharmaceutical Co., Ltd.

Collaborating Sponsors:

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

Conditions:

Breast Cancer

Solid Tumor

Eligibility:

All Genders

18-75 years

Phase:

PHASE1

Brief Summary

This study is an open, multicenter, increasing dose and dose extension nonrandomized phase I clinical study to evaluate the safety, tolerability, pharmacokinetics characteristics and preliminary effic...

Eligibility Criteria

Inclusion

  • Sign the informed consent form voluntarily and follow the protocol requirements;
  • Gender is not limited;
  • Age: ≥18 years old and ≤75 years old (stage Ia); ≥18 years old (stage Ib);
  • Expected survival time ≥3 months;
  • Patients with histologically and/or cytologically confirmed unresectable locally advanced or metastatic breast cancer and other solid tumors who failed or could not receive standard treatment;
  • Consent to provide archival tumor tissue samples or fresh tissue samples from primary or metastatic lesions within 3 years;
  • Must have at least one extracranial measurable lesion that meets the RECIST v1.1 definition;
  • ECOG 0 or 1;
  • The toxicity of previous antineoplastic therapy has returned to ≤ grade 1 as defined by NCI-CTCAE v5.0;
  • No severe cardiac dysfunction, left ventricular ejection fraction ≥50%;
  • The organ function level must meet the requirements if the patient has not received blood transfusion or hematopoietic stimulation factor therapy within 14 days before the first dose;
  • Coagulation function: international normalized ratio ≤1.5, and activated partial thromboplastin time ≤1.5ULN;
  • Urinary protein ≤2+ or ≤1000mg/24h;
  • For premenopausal women with childbearing potential, a pregnancy test must be performed within 7 days before starting treatment, serum pregnancy must be negative, and the patient must not be lactating; All enrolled patients (male or female) should use adequate contraception throughout the treatment cycle and for 6 months after completion of treatment.

Exclusion

  • Chemotherapy, biological therapy and other anti-tumor therapies have been used within 4 weeks or 5 half-lives before the first dose; Mitomycin and nitrosoureas were administered within 6 weeks before the first dose; Oral drugs such as fluorouracil;
  • History of severe heart disease;
  • Prolonged QT interval, complete left bundle branch block, III degree atrioventricular block;
  • Active autoimmune and inflammatory diseases;
  • Patients with other malignant tumors or a history of other malignant tumors;
  • Unstable thrombotic events requiring therapeutic intervention within 6 months before screening; Infusion-related thrombosis was excluded;
  • Hypertension poorly controlled by two antihypertensive drugs (systolic blood pressure \> 150 mmHg or diastolic blood pressure \> 100 mmHg);
  • Patients with poor glycemic control;
  • Patients with grade ≥1 radiation pneumonitis according to the RTOG/EORTC definition; Previous history of ILD or current ILD, or suspicion of such disease during screening;
  • Complicated with pulmonary diseases leading to clinically severe respiratory function impairment;
  • Patients with primary central nervous system (CNS) tumors or CNS metastases that had failed local treatment;
  • Patients with a history of allergy to recombinant humanized antibody or human-mouse chimeric antibody or to any of BL-B16D1's excipients;
  • Received previous organ transplantation or allogeneic hematopoietic stem cell transplantation (Allo-HSCT);
  • In previous (new) adjuvant anthracyclines, the cumulative dose of anthracyclines for doxorubicin \> 550 mg/m2, epirubicin \> 900 mg/m2 or the equivalent dose of other similar drugs;
  • Human immunodeficiency virus antibody positive, active tuberculosis, active hepatitis B virus infection or active hepatitis C virus infection;
  • Serious infection occurred within 4 weeks before the first dose; Signs of pulmonary infection or active pulmonary inflammation within 2 weeks before the first dose;
  • Patients with massive or symptomatic effusions, or poorly controlled effusions;
  • Had participated in another clinical trial within 4 weeks before the first dose (calculated from the time of the last dose);
  • Had the following eye diseases: a. active infection or corneal ulcer; b. monocular vision; c. a history of corneal transplantation; d. Contact lens dependence; e. Uncontrolled glaucoma; f. Uncontrolled or progressive retinopathy, wet macular degeneration, etc.;
  • Other circumstances that the investigator deemed inappropriate for participation in the trial.

Key Trial Info

Start Date :

August 26 2024

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

July 1 2026

Estimated Enrollment :

21 Patients enrolled

Trial Details

Trial ID

NCT06493864

Start Date

August 26 2024

End Date

July 1 2026

Last Update

September 18 2025

Active Locations (1)

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1

Fudan University Shanghai Cancer Center

Shanghai, Shanghai Municipality, China