僅用于工業(yè)應(yīng)用或科學(xué)研究,不可用于人類或動物的臨床診斷或治療,非藥用.Lapatinib ditosylate monohydrate (GW572016 ditosylate monohydrate) is a potent inhibitor of the ErbB-2 and EGFR tyrosine kinase domains with IC50 values against purified EGFR and ErbB-2 of 10.2 and 9.8 nM, respectively