The present invention provides a medicine for treating or preventing cancer obtained by combining an ALK inhibitor and a VEGF inhibitor which are effective in cancer treatment, a method for treating or preventing cancer, or a method for suppressing the increasing of tumor.本發明係關於將對於治療癌症有效之ALK阻礙劑及VEGF阻礙劑組合而成之用於治療或預防癌症之醫藥、治療或預防癌症之方法或抑制腫瘤增殖之方法。本案無指定代表圖。本案圖式為實驗結果圖並不足以代表本案之發明。