Thirty one cases of colon carcinoma were treated withChangliuping,combined with surgical operation andchemotherapy.The survuval rates of 1,3,and 5 years100%,81.25% and 65.0% respectively.Resultsshowed that this decoction is capable of improving thephysical condition,lowering the level of CEA,withcertain adjusting action on immunity,while experi-ments proved that the decoction yields marked inhibi-tion on S_(180),Lewis and EAC,on spontaneous metast-sis and marked elevation of cytoimmunity in tumorbearing mice.