Patients with chronic constipation who take stimulant laxatives for a long period of time frequently experience delayed gastric emptying such as early satiety, bloating, belching, and loss of appetite, and their health status declines over time, so we remind those who have a history of similar medication to try to find out their type of constipation first, which can usually be divided into three categories: slow-transmission type (intestinal contents are transmitted too slowly in the intestine, and the barium strip test can clarify this), outlet obstruction type (common in young women, and intestinal The diagnosis can be confirmed by anorectal manometry and fecal radiography. The diagnosis can be confirmed by anorectal manometry and fecal radiography. There is no need to treat with transoral medication, which may injure the whole digestive tract and is not easy to recover. (Treatment is recommended such as biofeedback and, if necessary, open cavity/enema.) and mixed type (both disorders, treatment needs to be integrated).