Most of the esophagus burned by stomach acid can be recovered in 4~8 weeks after systematic and active treatment, but some patients may not be able to recover completely or have recurrence. Esophagus burned by stomach acid is mostly seen in reflux esophagitis, it is recommended to have a light diet, avoid overeating, avoid spicy and stimulating foods, quit smoking and drinking, have sufficient rest, and avoid nervousness and anxiety and other emotions in life. In addition to general treatment, proton pump inhibitors such as rabeprazole and omeprazole can be chosen to inhibit the secretion of gastric acid, and drugs to promote gastrointestinal peristalsis such as domperidone can be taken to enhance gastric motility. It is recommended to follow the doctor’s instructions to take, the emergence of adverse reactions promptly seek medical attention, drug allergy is prohibited. After active and systematic treatment under the guidance of professional physicians, most patients can recover in 4~8 weeks, but some patients may not be able to recover completely or have recurrence, the specific recovery time is recommended to be evaluated by a professional physician.