Erosive gastritis may be caused by gastric acid stimulation, excessive drinking, drug damage, infection with Helicobacter pylori, etc. It can be treated with ranitidine, aluminum sulfate, quadruple therapy and so on. 1. Stomach acid stimulation, excessive drinking, drug damage: stomach acid, alcohol, drugs and other stimulation of gastric mucosal damage, may cause erosive gastritis, with ranitidine, omeprazole, etc. to inhibit the secretion of gastric acid, to reduce the stimulation of gastric acid on the gastric mucosa. Use aluminum thioglycollate, magnesium aluminum carbonate, etc., attached to the surface of the gastric mucosa, to protect the gastric mucosa. 2. Infection of Helicobacter pylori: If it is caused by Helicobacter pylori, a proton pump inhibitor + a bismuth agent + two antibiotics four-combination therapy can be used to eradicate Helicobacter pylori. Commonly used proton pump inhibitors are omeprazole, pantoprazole, etc. Commonly used bismuth agents are bismuth pectin, bismuth potassium citrate, etc. Commonly used antibiotics are amoxicillin, metronidazole, clarithromycin and so on. Patients with erosive gastritis should be treated reasonably under the guidance of the doctor, do not blindly use drugs to avoid adverse reactions. Normally, you can eat millet porridge, noodle soup and other light food to help digestion and absorption. Avoid eating greasy food such as barbecue and fatty meat, so as not to increase the secretion of gastric acid and aggravate the damage of gastric mucosa.