A 35-year-old patient took the operation of gastrectomy, excision of spleen, and excision of 2/3 pancreas due to the stomach cancer two years ago. The patient has been unable to take food normally all the time, and only be able to eat little fluid. The esophagus was much dry, and when food was passing through it, the patient felt much painful. The body weight was dropped by eight kilograms rapidly. He had the watery diarrhea 2 or more times regularly at five o' clock in the early morning. He was bloated and difficult to fall asleep often. The daily life was influenced greatly. His face was pale, the pulse was unsmooth, the tongue was light and the fur was white, four limbs were ice-cold and were afraid of cold. The diagnosis of Chinese medicine syndrome was Sao Yin, Yin deficiency and Yang insufficiency. Si Ni Tang and Zi Zhong Tang were used for the treatment. After he was treated for several months, the body weight was increased, the solid food could be taken normally, and the diarrhea was alleviated before dawn.