The present invention is directed to pharmaceutical compositions comprising: (a) a cyclopolysaccharide and (b) a compound of Formula (I) or its pharmaceutical acceptable salt: wherein X1, X2, Q, Z, and m are defined herein. Also disclosed is a method for treating a neoplastic disease or an immune disease with these compositions.本發明係關於醫藥組合物,其包含:(a)環多醣及(b)式(I)化合物或其醫藥可接受之鹽:其中X1、X2、Q、Z及m係如本文中所定義。亦揭示一種用此等組合物治療贅生性疾病或免疫性疾病之方法。