| A Study to Evaluate Efficacy and Safety of Giredestrant Compared With Fulvestrant (Plus a CDK4/6 Inhibitor), in Participants With ER-Positive, HER2-Negative Advanced Breast Cancer Resistant to Adjuvant Endocrine Therapy (pionERA Breast Cancer) | Estrogen Receptor-Positive, HER2-Negative Advanced Breast Cancer | Active, not recruiting | Phase 3 | 2026-09-14 | | NCT06065748 |
|---|
| 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) | Neoplasms by Site, Skin and Connective Tissue Diseases, breast disorder, breast neoplasm, neoplasm, skin disorder | Active, not recruiting | Phase 3 | 2026-08-17 | | NCT04546009 |
|---|
| A Study Evaluating the Efficacy and Safety of Adjuvant Giredestrant Compared With Physician's Choice of Adjuvant Endocrine Monotherapy in Participants With Estrogen Receptor-Positive, HER2-Negative Early Breast Cancer (lidERA Breast Cancer) | Neoplasms by Site, Skin and Connective Tissue Diseases, breast disorder, breast neoplasm, neoplasm, skin disorder | Active, not recruiting | Phase 3 | 2026-06-17 | | NCT04961996 |
|---|