Overview
This is a prospective, randomised, controlled, multicentre study to evaluate the efficacy and safety of Iparomlimab and Tuvonralimab (QL1706) in patients with hormone receptor-positive/human epidermal growth factor receptor 2-negative advanced breast cancer.
Eligibility
Inclusion Criteria:
- Female, age≥18 years old
- Expected survival ≥12 weeks
- ECOG 0-1
- Pathologically confirmed recurrent or metastatic breast cancer not amenable to curative surgery
- ER and/or PR positive, HER2 negative
- At least one measurable lesion or bone-only disease (osteolytic or mixed) according to RECIST v1.1
- Previously treated with ≤2 lines chemotherapy for advanced disease; previously treated with ≤2 CDK4/6 inhibitors
- Adequate organ function
Exclusion Criteria:
- During pregnancy and lactation
- Patients with central nervous system metastasis