A Study to Evaluate the Efficacy and Safety of Giredestrant in Combination With Phesgo (Pertuzumab, Trastuzumab, and Hyaluronidase-zzxf) Versus Phesgo in Participants With Locally Advanced or Metastatic Breast Cancer (heredERA Breast Cancer)
ACTIVE_NOT_RECRUITING
Status
Conditions
- Locally Advanced or Metastatic Breast Cancer
Interventions
- DRUG: Phesgo
- DRUG: Giredestrant
- DRUG: Docetaxel
- DRUG: Paclitaxel
- DRUG: LHRH Agonist
- DRUG: Optional Endocrine Therapy of Investigator's Choice
Sponsor
Hoffmann-La Roche