To investigate the therapeutic effect of Dingchen Touge powder for chemotherapy induced gastrointestinal reaction.Methods:A total of 136 patients with delayed chemotherapy-induced vomiting were randomly divided into two groups， in chemotherapy cycle， treatment group was given Dingchen Touge powder orally; while control group was given methoxychlor tome amine and dexamethasone. Clinical effect and adverse reaction in two groups were observed and compared.Results:The effect for symptoms of anorexia， nausea and vomiting in treatment group was obviously superior to control group， and the difference was statistically significant (P<0.05).Conclusion:Dingchen Touge powder has good comprehensive effect on chemotherapy-induced gastrointestinal reaction， and is worthy to be clinically popularized and applied.