The active stage of duodenal bulb ulcer can be cured, the course of cure usually takes 6-8 weeks, you can choose an acid suppressant plus a gastric mucosal protector, acid suppressants include omeprazole, rabeprazole, lansoprazole, etc., gastric mucosal protectors include bismuth aluminate, colloidal bismuth pectin, etc. After 8 weeks of treatment, pay attention to review the gastroscopy to see if the duodenal ulcer has healed. The post-cure is also very important, for example, in the choice of food, you should eat more light, easy-to-digest food, such as thin rice, milk, etc., including dietary fiber-rich such as vegetables. It is important to check whether the H. pylori is positive, and if it is positive, standard H. pylori treatment should be performed.