Overview Neoadjuvant Study of Pyrotinib in HER-2 Positive Breast Cancer Status: Unknown status Trial end date: 2020-09-01 Target enrollment: Participant gender: Summary This is a prospective, open label study to evaluate the efficacy and safety of neoadjuvant pyrotinib in early breast cancer patients. Phase: Phase 2 Details Lead Sponsor: RenJi HospitalTreatments: CisplatinPaclitaxelTrastuzumab