Duodenal ulcer may recur after a few years. Duodenal ulcer may recur, and there are many triggering factors, such as patients long-term drinking, smoking or long-term mental stress, etc., may lead to the recurrence of duodenal ulcer, and some patients due to the existence of Helicobacter pylori infection, without eradication of treatment will recur. However, duodenal ulcers, if you can actively cooperate with the doctor to take scientific treatment, and maintain good living habits after healing, generally not easy to recur. Duodenal ulcer mostly need to take acid suppression drugs and protect the gastric mucosa drugs, such as omeprazole, rabeprazole, aluminum hydroxide, aluminum thiogluconate, etc., if there is Helicobacter pylori infection, you can take the quadruple therapy: a proton pump inhibitor + a bismuth + two antibiotic drugs, such as omeprazole, bismuth potassium citrate, amoxicillin, metronidazole and so on. Duodenal ulcer must actively cooperate with the doctor to adhere to the medication, the treatment period can not arbitrarily stop the drug, reduce the drug, after the cure to develop a good lifestyle.