Compound Glutamine Enteric Capsules is a compound preparation, the composition of which is L-glutamine, Atractylodes macrocephala, Poria, Glycyrrhiza glabra. It is used for acute and chronic intestinal diseases and intestinal dysfunction caused by various reasons, such as irritable bowel syndrome, non-infectious diarrhea, intestinal dysfunction caused by tumor treatment and radiolucent enteritis, and can also promote the recovery of intestinal function after trauma or surgery. This drug is usually taken orally before meals, for patients with intestinal dysfunction and non-infectious diarrhea, 3 times a day, 2-3 capsules a time, symptoms may improve significantly after 1 week of treatment. For patients with a longer, more severe course of the disease, or a more desirable outcome, 4 weeks or more may be required. For trauma or surgical patients, 4 capsules 3 times a day, starting 3-4 days before surgery, will be more effective. Trauma and postoperative day 2 may be started for 2 weeks or longer depending on the condition.