A Phase 2 Trial of SHR2554 Combined With Endocrine Therapy in Advanced Breast Cancer
This study is aimed to evaluate the safety and preliminary of all-oral regimen SHR2554 combined with HRS-8080 in advanced breast cancer.
• ≥ 18 years old, patients with advanced or metastatic breast cancer;
• ECOG PS Score: 0\
⁃ 1;
• Based on RECIST v1.1, at least one measurable lesion;
• Patients must have a life expectancy ≥ 3 months;
• Adequate organ function and marrow function (no corrective treatment within 14 days before first dose);
• Women of childbearing potential (WOCBP) should agree to use an effective method of contraception and no lactation from the initiation of screening to 7 months after the last dose of study therapy; WOCBP should have a negative serum pregnancy result within 7 days before the first dose of study therapy; if unneutered male subjects (including using other sterilization except bilateral orchidectomy \[e.g. vasectomy\]) are willing to have sexual behaviour with WOCBP, one kind of contraception must be used to prevent the pregnancy of his partner from the date of enrolment to 7 months after the last dose of study therapy);
• Willing and able to provide written informed consent and comply with the requirements and restrictions in the protocol.