AUG 17, 2026 · PHASE 3 TRIAL
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)
ClinicalTrials.gov
This is a Phase 3 trial registration with no results posted; the study is active but not recruiting, and primary outcome data are not yet available in this registry record.
Reported
Planned enrollment992
PhasePhase 3
Primary endpointProgression-Free Survival (PFS) by RECIST v…