Gastric H. pylori infection is usually difficult to cure on its own, and medication is usually needed to cure it. If left untreated, it can lead to gastritis, gastric ulcers and other stomach diseases, and can also cause family members to be infected with H. pylori. The main treatment for H. pylori is gastric triple or quadruple medication, and review after treatment. 1. Gastric triple combination: proton pump inhibitor and two antibiotics or bismuth and two antibiotics. Proton pump inhibitors include omeprazole, lansoprazole, etc.; antibiotics include amoxicillin, clarithromycin, etc.; bismuth includes colloidal bismuth pectin and bismuth potassium citrate. 2. Gastric quadruple drug: proton pump inhibitor plus two antibiotics plus bismuth. H. pylori can be transmitted through saliva, and kissing, gathering, mouth-to-mouth feeding and other ways need to be avoided to avoid causing infection in family members. For the treatment of Helicobacter pylori, it is recommended to consult a doctor and use medication under the guidance of a doctor for systematic treatment.