Helicobacter pylori is positive often take quadruple therapy, the drugs include a proton pump inhibitor, a bismuth agent, two antibiotic drugs. 1. A proton pump inhibitor: such as omeprazole, rabeprazole, pantoprazole, mainly to inhibit the secretion of gastric acid, to avoid further stimulation of the gastric mucosa caused by gastric acid, to help alleviate the symptoms of gastric acidity, gastric pain and so on. 2. A bismuth agent: such as bismuth potassium citrate and colloidal bismuth pectin, which can promote the repair of gastrointestinal mucosa. 3. two antibiotic drugs: for example, metronidazole, clarithromycin, levofloxacin, amoxicillin, furazolidone, tetracycline, etc., which mainly play the role of antibacterial and antimicrobial. During the treatment period, you should eat a light diet, avoid spicy and stimulating diets, eat regularly, avoid overeating, and practice meal portioning to avoid cross-infection. Helicobacter pylori positive should cooperate with the doctor active treatment, and must adhere to the medication, can not arbitrarily stop and reduce the drug. The medication should be taken under the guidance of a physician, do not take the medication on your own.