Completed Alpelisib and Enzalutamide in Treating Patients With Androgen Receptor and PTEN Positive Metastatic Breast Cancer NCT03207529 Conditions Advanced Breast Carcinoma, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, +22 more Locations M D Anderson Cancer Center — Houston, Texas, United States View Trial Details