The poop to half pull out may be due to gastrointestinal dysfunction, anal fissure, hemorrhoids, etc., can be used to promote defecation through local medication, enema and so on. 1. Local medication: If constipation occurs during defecation, resulting in the stool can not be discharged in a timely manner, can be used locally Keserol, glycerin enema, etc., can play a lubricating effect, to promote the discharge of stool. 2. Warm water enema: If the patient is in the hospital, half of the poop can not be pulled out, you can give warm water enema to promote defecation. The occurrence of constipation is often related to improper diet, usually pay attention to the appropriate intake of some dietary fiber, such as celery, cucumber, and to drink more water, avoid eating too much fine food. If the symptoms of constipation occur frequently, you should go to the hospital to find out the cause and cooperate with the doctor to deal with or treat.