Z-Endoxifen Hydrochloride in Treating Patients With Metastatic or Locally Recurrent Estrogen Receptor-Positive Breast Cancer
Status: ACTIVE_NOT_RECRUITING
Study type: INTERVENTIONAL
Conditions: HER2/Neu Positive|Recurrent Breast Carcinoma|Stage IIIC Breast Cancer AJCC v7|Stage IV Breast Cancer AJCC v6 and v7
Interventions: DRUG: Endoxifen Hydrochloride|OTHER: Laboratory Biomarker Analysis|OTHER: Pharmacological Study|OTHER: Questionnaire Administration
Sponsor: National Cancer Institute (NCI)