This study is a prospective, open-label, single-arm clinical study, and it is planned to include 20 treatment-naive patients with HER2-positive early or locally advanced breast cancer (clinical stage IIA ~ IIIC). Neoadjuvant treatment regimen was nituximab + pyrrolidine + nab-paclitaxel. To explore the efficacy and safety of the combination of nintedanib and paclitaxel in the neoadjuvant treatment of HER2 positive early or locally advanced breast cancer
explore the efficacy and safety of the combination of nintedanib and paclitaxel in the neoadjuvant treatment of HER2 positive early or locally advanced breast cancer