NCT05705505 2023-12-12Study of Narazaciclib (ON 123300) Plus Letrozole in Endometrial Cancer and Other Gynecologic MalignanciesTraws Pharma, Inc.Phase 1/2 Unknown60 enrolled
NCT03913234 2022-05-10Phase IB & II Study of Ribociclib With Trastuzumab Plus Letrozole in Postmenopausal HR+, HER2+ Advanced Breast Cancer PatientsYonsei UniversityPhase 1/2 Unknown95 enrolled