Xiangsha and Stomach Pill has the effect of strengthening the spleen and opening the stomach, promoting qi and resolving stagnation. It is used for weak spleen and stomach, indigestion caused by loss of appetite, epigastric distension and pain, acid swallowing and noisy, irregular bowel movements. It has the function of regulating the secretion of digestive juice. It has good bidirectional regulation of the smooth muscle of gastrointestinal tract, and also has obvious inhibitory effect on the formation of gastric ulcer, which can reduce the incidence of ulcer. There is a strong antibacterial effect, favorable bile effect, can increase the secretion of bile, relax the sphincter of Oddi's, and reduce the pressure of the gallbladder.