Overview A Trial Comparing S1 Generic With Capecitabine in Metastatic Breast Cancer (MBC) Status: Terminated Trial end date: 2017-10-01 Target enrollment: Participant gender: Summary Comparing S1 generic With Capecitabine in Patients With Metastatic Breast Cancer. Phase: Phase 3 Details Lead Sponsor: Fudan UniversityTreatments: CapecitabineTegafur