Damage to the gastric fundus mucosa can use omeprazole enteric-coated tablets, the drug can inhibit the secretion of gastric acid and thus promote the recovery of the damaged mucosa, the use of drugs need to comply with the doctor’s instructions. Omeprazole is a proton pump inhibitor, clinically applicable to gastric ulcers, stress ulcers, duodenal ulcers and reflux esophagitis and other diseases, the main mechanism of action is to inhibit the secretion of gastric acid, to reduce the gastric acid on the damaged mucous membrane of the persistent stimulation, to play the role of gastric mucous membrane protection, and can effectively promote the recovery of the disease. The drug in the use of the process will appear nausea, abdominal pain, headache, constipation and other adverse reactions, so the use of medication needs to be carried out under the guidance of a doctor, the emergence of adverse reactions to consult a doctor in a timely manner, drug allergy, severe renal insufficiency patients and infants and young children are prohibited.