A Study of Letrozole, Palbociclib, and Onapristone ER in People With Metastatic Breast Cancer
Stopped The sponsor closed the study due to discontinuing their onapristone program
Conditions
- Metastatic Breast Cancer
- Unresectable Breast Cancer
Interventions
- DRUG: Letrozole
- DRUG: Palbociclib
- DRUG: Onapristone ER
Sponsor
Memorial Sloan Kettering Cancer Center
Collaborators