Letrozole and Imatinib Mesylate in Treating Postmenopausal Participants With Estrogen or Progesterone Positive Metastatic Breast Cancer
Status: COMPLETED
Study type: INTERVENTIONAL
Conditions: Anatomic Stage IV Breast Cancer AJCC v8|Estrogen Receptor Positive|KIT Positive|PDGFR Positive|Postmenopausal|Progesterone Receptor Positive|Prognostic Stage IV Breast Cancer AJCC v8
Interventions: DRUG: Imatinib Mesylate|DRUG: Letrozole
Sponsor: M.D. Anderson Cancer Center
Collaborators: National Cancer Institute (NCI)