Palbociclib and Letrozole or Fulvestrant in Treating Patients With Estrogen Receptor Positive, HER2 Negative Metastatic Breast Cancer
Conditions
- Estrogen Receptor-positive Breast Cancer
- HER2/Neu Negative
- Stage IV Breast Cancer AJCC v6 and v7
Interventions
- DRUG: Palbociclib
- DRUG: Letrozole
- DRUG: Fulvestrant
- OTHER: Questionnaire Administration
- OTHER: Quality-of-Life Assessment
Sponsor
Alliance for Clinical Trials in Oncology
Collaborators