The medication for Helicobacter pylori can be bought in regular pharmacies, Helicobacter pylori treatment is currently recommended quadruple therapy, quadruple therapy includes bismuth, proton pump inhibitors, antibiotics and other medications, the medication regimen is different for different conditions, and it is recommended to use the medication under the guidance of a doctor. Bismuth is a kind of gastric mucous membrane protector, which has a better relief effect on symptoms such as excessive gastric acid and acid reflux, such as bismuth potassium citrate and compound bismuth aluminate, etc.; proton pump inhibitor is a kind of medication to inhibit the secretion of gastric acid, and it also plays the role of antibacterial, such as omeprazole, lansoprazole, etc.; antibiotics have the effect of inhibiting and sterilizing, and the quadruple therapy for H. pylori generally needs to be accompanied by two kinds of antibiotic treatment, such as Amoxicillin, Clarithromycin, etc. If infected with Helicobacter pylori, patients should not blindly go to the pharmacy to buy drugs to take, should be under the guidance of the doctor, follow the doctor’s instructions to buy drugs to take.