Chronic gastritis triple therapy refers to a proton pump inhibitor combined with two antibiotics, or a bismuth agent combined with two antibiotics, which can effectively eradicate Helicobacter pylori. Chronic gastritis triple therapy is mainly used to treat chronic gastritis caused by Helicobacter pylori in the clinic, which refers to the treatment of a proton pump inhibitor combined with two antibiotics, or a bismuth agent combined with two antibiotics. Proton pump inhibitors commonly used in triple therapy include omeprazole, lansoprazole, rabeprazole, etc., antibiotics include clarithromycin, amoxicillin, quinolone antibiotics, etc., and bismuth includes bismuth potassium citrate, bismuth pectin, bismuth subcarbonate, etc. It should be noted that medication needs to be used under the guidance of a doctor, do not use medication without authorization.