NCT03975647 2025-12-10A Study of Tucatinib vs. Placebo in Combination With Ado-trastuzumab Emtansine (T-DM1) for Patients With Advanced or Metastatic HER2+ Breast CancerSeagen Inc.Phase 3 Active not recruiting466 enrolled 17 charts
NCT04220203 2025-06-26Treatment Protocol of Tucatinib With Capecitabine and Trastuzumab in Patients With Unresectable Previously Treated HER2+ Breast CancerSeagen Inc.Approved for marketing