Stomach pain and inability to poop may be habitual constipation, intestinal obstruction, intestinal tumors and other reasons, according to its cause by adjusting the diet, exercise, medication, surgery and other ways to promote the discharge of stools. 1. Habitual constipation: increase dietary fiber-rich foods, such as dragon fruit, mustard greens, bananas, etc., increase water intake every day, increase exercise to stimulate intestinal peristalsis, promote the discharge of stools, improve stomach pain. Can also be injected into the anus with corkscrew, take lactulose to promote defecation, medications taken in accordance with medical advice. 2. Intestinal obstruction: Intestinal obstruction caused by intestinal adhesion or congenital intestinal malformation can be considered as open surgery or laparoscopic surgery to unblock the obstruction and promote the discharge of stool. 3. Intestinal tumor: the tumor grows bigger and causes constipation due to small space of intestinal tube, the tumor can be removed under endoscopy or laparoscopy to promote fecal discharge. If you have stomach pain and can’t pass stool, it is recommended to consult a doctor in time to clarify the cause of the disease and treat it as soon as possible.