Testing effectiveness (Phase 2)Ended earlyNCT04738292
What this trial is testing
Onapristone and Fulvestrant for ER+ HER2- Metastatic Breast Cancer After Endocrine Therapy and CDK4/6 Inhibitors (The SMILE Study)
Who this might be right for
ER-positive Breast CancerHER2-negative Breast CancerMetastatic Cancer
University of Wisconsin, Madison 11