For the problem of how to defecate, you can make a habit of defecating regularly every day, eat a balanced diet, develop good habits, and if necessary, you can also use drugs such as lactulose to promote defecation. Specific drugs are recommended to be used under the guidance of professionals and in accordance with medical advice to avoid adverse consequences. Normal and regular bowel movement is an important process for the human body to maintain the normal functioning of the organism, taking drugs such as lactulose can stimulate intestinal peristalsis, to maintain smooth stools, to a certain extent, to help defecation. Defecation is when the feces fills the rectum, stimulates the receptors in the intestinal wall, and then sends impulses to the low-level defecation center in the lumbosacral region, and at the same time uploads to the cerebral cortex and produces the process of bowel movement.