There are many reasons for the emergence of chronic non-atrophic gastritis duodenal bulb ulcer, and the causes are different, and the treatment drugs are also different. Such as Helicobacter pylori infection, can choose omeprazole, metronidazole and other drugs for treatment; such as excessive gastric acid secretion, can choose ranitidine, omeprazole and other drugs for treatment. 1. If chronic non-atrophic gastritis duodenal bulb ulcer caused by Helicobacter pylori infection, antibacterial drugs such as omeprazole, bismuth pectin, metronidazole, clarithromycin and other antibacterial drugs can be used to kill Helicobacter pylori, and then achieve the treatment of Helicobacter pylori infection, but the specific choice of drugs and antibiotics should be determined according to the local drug resistance situation. 2. such as gastric acid secretion caused by chronic non-atrophic gastritis duodenal ulcer, can use ranitidine, omeprazole and other drugs to inhibit the secretion of gastric acid, reduce the stimulation of the mucous membrane of the duodenal bulb; can also be used to protect the gastric mucous membrane of the aluminium aluminum aluminum aluminum to protect the mucous membrane of the gastric mucous membrane on the surface of the gastric mucous membrane to prevent gastric acid and other invasive, to promote the repair of the damaged tissues. The symptoms of non-atrophic gastritis duodenal bulb ulcer, should promptly seek medical attention, clear diagnosis, targeted treatment under the guidance of the doctor.