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NCT01272037 2026-03-18Tamoxifen Citrate, Letrozole, Anastrozole, or Exemestane With or Without Chemotherapy in Treating Patients With Invasive RxPONDER Breast CancerNational Cancer Institute (NCI)Phase 3 Active not recruiting5,018 enrolled 14 charts
NCT00688194 2013-08-26Fulvestrant With or Without Lapatinib and/or Aromatase Inhibitor Therapy in Treating Postmenopausal Women With Metastatic Breast Cancer That Progressed After Previous Aromatase Inhibitor TherapyNational Cancer Institute (NCI)Phase 3 Unknown396 enrolled