TACTIVE-U: A Study to Learn About the Study Medicine (Called ARV-471) When Given With Other Medicines in People With Advanced or Metastatic Breast Cancer (Sub-Study B)
Status: RECRUITING
Study type: INTERVENTIONAL
Conditions: Breast Cancer
Interventions: DRUG: ARV-471|DRUG: Ribociclib
Sponsor: Pfizer
Collaborators: Arvinas Estrogen Receptor, Inc.