{"nct_id":"NCT04208178","title":"Study of Alpelisib (BYL719) in Combination With Trastuzumab and Pertuzumab as Maintenance Therapy in Patients With HER2-positive Advanced Breast Cancer With a PIK3CA Mutation","status":"ACTIVE_NOT_RECRUITING","status_verified_date":"2025-06","start_date":"2020-07-16","start_date_type":"ACTUAL","primary_completion_date":"2026-06-16","primary_completion_date_type":"ESTIMATED","completion_date":"2026-06-16","completion_date_type":"ESTIMATED","phases":["PHASE3"],"tickers":["NVS"]}