Dalpiciclib Combined With Aromatase Inhibitors and Olmesartan as the First-line Treatment for HR+/HER2- Advanced Breast Cancer
This study is a prospective, single-arm, multicenter phase II clinical trial. The study plans to enroll 40 patients with HR+/HER2- advanced breast cancer to explore the efficacy and safety of patients receiving olmesartan, dalpiciclib and aromatase inhibitor treatment.