僅用于工業應用或科學研究，不可用于人類或動物的臨床診斷或治療，非藥用. Trastuzumab emtansine （Ado-Trastuzumab emtansine） is an antibody-drug conjugate （ADC） that incorporates the HER2-targeted antitumor properties of trastuzumab with the cytotoxic activity of the microtubule-inhibitory agent DM1 （derivative of maytansine）. Trastuzumab emtansine can be used for the research of advanced breast cancer