The present invention provides a pharmaceutical composition for oral administration comprising (a) a taxane, (b) a medium chain triglyceride, (c) an oleyl glycerol complex having monooleyl glycerol with a content of 30 to 65% by weight, dioleyl glycerol with a content of 15 to 50% by weight, and trioleyl glycerol with a content of 2 to 20% by weight, (d) a surfactant, and optionally (e) a polyoxyl glyceryl fatty acid ester； and a method for preparing the same.
