Ribociclib and Aromatase Inhibitor in Treating Older Participants With Hormone Receptor Positive Metastatic Breast Cancer
Status: ACTIVE_NOT_RECRUITING
Study type: INTERVENTIONAL
Conditions: Estrogen Receptor and/or Progesterone Receptor Positive|HER2/Neu Negative|Stage IV Breast Cancer AJCC v6 and v7
Interventions: DRUG: Aromatase Inhibitor|OTHER: Laboratory Biomarker Analysis|OTHER: Pharmacokinetic Study|OTHER: Questionnaire Administration|DRUG: Ribociclib
Sponsor: City of Hope Medical Center
Collaborators: National Cancer Institute (NCI)