The Efficacy and Safety of Utidelone Plus Tirelizumab and Bevacizumab for Advanced or Metastatic Triple-negative Breast Cancer (UTILIZABLE) ：Single-arm, Prospective, Open Clinical Study
Trial Parameters
Brief Summary
This is a multicenter, open-label, single-arm clinical study designed to evaluate the safety and efficacy of Utidelone plus Tirelizumab and Bevacizumab for advanced or metastatic triple-negative breast cancer (TNBC).
Eligibility Criteria
Inclusion Criteria: Patients voluntarily participated in the study, signed the informed consent, and had good compliance; Female patients aged 18-70; TNBC confirmed by histology or cytology. Triple negative is defined as \<1% expression of estrogen receptor (ER) and progesterone receptor (PR), and negative in situ hybridization expression of human epidermal growth factor receptor 2 (HER2). Unresectable locally advanced or metastatic TNBC failed or relapsed after treatment with at least one line of standard chemotherapy regimens (taxanes and/or anthracyclines); Patients should have at least one measurable lesion (RECIST 1.1); ECOG PS 0 or 1; Expected survival ≥12 weeks; Blood test (without blood transfusion within 14 days) 1. Neutrophil absolute value ≥1.5×109/L, platelet ≥100×109/L, hemoglobin concentration ≥9g/dL); 2. Liver function test (aspartate aminotransferase and glutamic aminotransferase ≤2.5×ULN, bilirubin ≤1.5×ULN; In the presence of liver metastasis, AST and ALT≤5×ULN); 3. R