The triple therapy for gastric disease is two antibiotics plus a proton pump pump inhibitor to treat gastric disease with H. pylori infection. H. pylori is a special type of bacteria, it is the only bacteria that can survive in the stomach in a strong acidic environment, it can stimulate the gastric mucosa, leading to damage to the gastric mucosa, causing a series of gastric diseases, such as erosive gastritis, gastric ulcers, duodenal ulcers, and can even induce gastric cancer. Clinical treatment of gastric disease with H. pylori infection, usually using triple therapy, such as two antibiotics plus a proton pump inhibitor, antibiotics are often used penicillins, quinolones, aminoglycosides, etc., proton pump inhibitors are often used omeprazole, rabeprazole, pantoprazole, etc., the triple therapy course of treatment should be up to ten to fourteen days.