Commonly used clinical drugs for constipation include gastrointestinal stimulants such as mosapride and laxatives such as lactulose. Promoting the power of the drug, including mosapride, itopride, etc., through the stimulation of gastrointestinal smooth muscle peristalsis, to promote intestinal functioning, for the lack of power due to constipation is effective, and can be used intermittently for a long period of time. Laxatives play the role of diarrhea by stimulating intestinal secretion and reducing absorption. Commonly used drugs include rhubarb, senna, magnesium sulfate, mannitol, lactulose, polyethylene glycol and so on. Long-term use of laxatives is not recommended. If there is habitual constipation, the first step should be to change the lifestyle, increase dietary fiber and water intake, develop good defecation habits, and avoid abusing laxatives. If there is long-term constipation is difficult to relieve, it is recommended to consult a doctor to improve the examination to clarify the diagnosis, for the cause of the treatment, so as to avoid aggravation of the condition.