Duodenal ulcer symptoms recur after stopping medication, need to accept the breath test examination, accept medication and adjust the diet structure. 1. Breath test examination: Helicobacter pylori infection is often one of the main causes of recurrence of duodenal ulcer, so it is necessary to undergo a breath test examination, and after diagnosis, it is necessary to undergo the eradication of Helicobacter pylori treatment, which generally requires a four-combination of medication, such as bismuth colloidal pectin, omeprazole, amoxicillin and metronidazole, and so on. 2. Receive medication: proton pump inhibitors that inhibit gastric acid, such as omeprazole and rabeprazole; gastric mucosa protection drugs, such as magnesium aluminum carbonate and aluminum thioglycollate, which can promote the healing of the ulcer surface. 3. Adjust the diet structure: avoid overeating, eat slowly, eat more light food, avoid spicy stimulating food. In addition, duodenal ulcer has a certain degree of harm, it is recommended that patients actively seek medical treatment to avoid affecting the health of the body, the drug should be used under the guidance of a doctor.