Heartburn after eating after being discharged from the hospital for pancreatitis is mainly considered to be related to incomplete treatment, improper diet, functional dyspepsia, organic lesions of the gastrointestinal tract and so on. 1. Incomplete treatment: the condition is not fully recovered, after eating and drinking, heartburn, nausea, abdominal pain and other uncomfortable symptoms may occur. 2. Improper diet: during the recovery period, the patient’s digestive function is relatively weak. If you eat more stimulating and indigestible food, it may cause irritation to the gastrointestinal tract and lead to heartburn and other uncomfortable symptoms. 3. Functional dyspepsia: It can lead to bloating, heartburn, nausea, abdominal pain and other symptoms. Especially after meals, it can lead to worsening of symptoms. 4. Organic lesions of the gastrointestinal tract: such as reflux esophagitis, bile reflux gastritis, chronic gastritis, gastric ulcer and other diseases, can also lead to heartburn symptoms. There are many other reasons for the symptoms of heartburn. It is recommended that patients go to the hospital for relevant examinations to confirm the diagnosis of the cause of the disease, and be targeted treatment.