Intestinal pain is mainly due to the spasm of the smooth muscle of the intestine, resulting in painful symptoms, and its main causes are the following: 1, dietary factors, such as eating spicy, stimulating, as well as containing bacteria unclean food and raw and cold food, etc., stimulating the mucosa of the intestine to make it congested, edema, causing the smooth muscle of the intestine spasm, resulting in painful symptoms. 2, chronic inflammation of the intestine and inflammatory diseases of the intestine, including ulcerative colitis and Crohn’s disease. It mainly includes ulcerative colitis, Crohn’s disease, etc. In its pathogenesis will lead to intestinal mucous membrane congestion edema, hyperplasia, so that the smooth muscle spasm of the intestine, peristalsis accelerated, resulting in symptoms of abdominal pain. 3, intestinal polyps and intestinal tumors, in the intestinal polyps and intestinal tumors large size can make the intestinal mucous membrane congestion, edema, and blockage of the intestinal canal to produce symptoms of intestinal obstruction, so that the intestine produces painful performance.