Diabetic patients suitable for the use of constipation drugs should be based on the occurrence of constipation, choose different drugs, such as lactulose and other volumetric laxatives can be used in most patients; gastrointestinal phytoretinal nerve disorders leading to constipation, often choose to promote gastrointestinal dynamics such as moxapride and other drugs. 1. Volumetric laxative: it is the most clinically used drugs for constipation, such as lactulose, polyethylene glycol electrolyte bulk, etc. It is usually relatively safe for diabetic blood glucose, as well as the intestinal function of the patient is not much affected after long-term application. 2. Gastrointestinal dynamics drugs and improve irritable bowel drugs: for diabetic patients accompanied by phytoneurological dysfunction, they can choose the drugs to promote gastrointestinal dynamics in the upper gastrointestinal tract or the whole gastrointestinal tract as well as to improve the irritable bowel, such as mosapride. 3. Regulate intestinal flora drugs: for most diabetic patients with constipation, intestinal flora dysbiosis improvement may help constipation, at this time you can add a variety of lactobacilli and other drugs. The above drugs, need to be used under the guidance of a doctor. When constipation occurs, it is important to eat more dietary fiber-rich foods and drink more water as appropriate. Bowel function monitoring can also be performed to help with treatment. Seek prompt medical attention for any discomfort.