Compound ulcers are relatively a more serious type of ulcer and it is a special type of ulcer. Most of the so-called compound ulcers are those where there is an ulcer in the stomach along with an ulcer in the duodenal bulb, called compound ulcers. This type of ulcer is mostly due to repeated mucosal damage, irritation, or due to dietary habits, as well as H. pylori infection. Generally, compound ulcers need to be actively hospitalized for observation, and at the same time given to protect the gastric mucosa, acid suppression, as well as promote gastrointestinal dynamics of the drug symptomatic treatment. As for Helicobacter pylori infection, anti-Helicobacter pylori treatment is needed, and gastric triple or gastric quadruple drugs are commonly used in the clinic. So the appearance of complex gastric ulcer, need to formal, comprehensive, systematic treatment, the general course of treatment is 4-6 weeks. And after a course of treatment, need to improve the review of gastroscopy, for some ulcers can not be achieved in a course of treatment recovery, need to take the pathology and histology to further assist in diagnosis and treatment.