A Study Evaluating the Efficacy and Safety of Giredestrant Combined With Palbociclib Compared With Letrozole Combined With Palbociclib in Participants With Estrogen Receptor-Positive, HER2-Negative Locally Advanced or Metastatic Breast Cancer (persevERA Breast Cancer)
ACTIVE_NOT_RECRUITING
Status
Conditions
- Estrogen Receptor-Positive, HER2-Negative Locally Advanced or Metastatic Breast Cancer
Interventions
- DRUG: Giredestrant
- DRUG: Giredestrant-matched Placebo
- DRUG: Letrozole
- DRUG: Letrozole-matched Placebo
- DRUG: Palbociclib
- DRUG: LHRH Agonist
Sponsor
Hoffmann-La Roche