Lapatinib Completed Phase 2 Trials for Estrogen Receptor Positive / Stage IV Breast Cancer / Male Breast Carcinoma / Recurrent Breast Carcinoma / Progesterone Receptor Positive / Stage IIIC Breast Cancer / Stage IIIB Breast Cancer Treatment

CompletedTreatment2 IdentifierTitleDrugs
NCT00118157Lapatinib and Tamoxifen in Treating Patients With Locally Advanced or Metastatic Breast Cancer That Did Not Respond to Previous Tamoxifen