Gastric ulcer quadruple therapy is generally eaten 10-14 days, gastric ulcer is a variety of causes of gastric mucosal damage and lead to the formation of ulcers, the most common clinical causes include Helicobacter pylori infection, long-term alcohol consumption, long-term use of non-steroidal anti-inflammatory drugs, and stress, and so on. Gastric ulcers need to take quadruple therapy indicates that there is Helicobacter pylori infection, the clinical often use two antibiotics plus acid inhibitors plus gastric mucosa protector, take the course of treatment is generally 10-14 days. But because of the presence of ulcers, so the acid suppressant and gastric mucosa protector taking time to be extended, generally to reach 4-6 weeks. In addition, if the diagnosis is gastric ulcer, gastric biopsy should be taken to clarify the nature of the ulcer, and if it is a malignant ulcer, it should be treated with surgery immediately.