The treatment of Helicobacter pylori is mainly drug therapy, which is divided into triple therapy and quadruple therapy. 1. Triple therapy: H. pylori triple therapy mainly includes two antibiotics and an acid-suppressing drug, or two antibiotics and a gastric mucosa protector. Antibiotics can choose amoxicillin, azithromycin, metronidazole, etc.; acid inhibitors can choose omeprazole, rabeprazole, etc.; gastric mucosal protectants can use bismuth pectin, etc.. 2. Quadruple therapy: on the basis of triple therapy, the gastric mucosa protector and acid suppressant can be used together, and omeprazole, azithromycin, metronidazole, potassium bismuth citrate can be used together, to reach the treatment of four kinds of drugs combined antibacterial. None of the above drugs can be used without authorization, and need to be used under the guidance of a doctor. For patients with Helicobacter pylori infection, it is best to go to the hospital in time for examination and follow the doctor’s advice for treatment.