Gastric acid reflux is usually caused by excessive stomach acid, patients can follow the doctor’s instructions to eat neutralizing gastric acid drugs, acid inhibiting drugs and drugs to protect the gastric mucosa for treatment. 1. Neutralizing gastric acid medicine: this kind of medicine can not regulate the secretion of gastric acid, but can neutralize the gastric acid, commonly used antacid medicines are magnesium aluminum carbonate tablets and sodium bicarbonate and so on. 2. Acid inhibitors: commonly used proton pump inhibitors are omeprazole, lansoprazole capsules, etc. H2 receptor antagonist acid inhibitors are cimetidine tablets and famotidine tablets. 3. Drugs to protect the gastric mucosa: common drugs are compound bismuth aluminate tablets, bismuth pectin, etc. These drugs can protect the surface of the damaged mucosa. These drugs can form a protective film on the surface of damaged mucosa, thus preventing gastric acid from irritating the mucosa. Esophageal reflux disease, esophageal hiatal hernia and so on will lead to gastric acid reflux water, patients if gastric acid reflux occurs repeatedly, it is recommended to go to the hospital in a timely manner, in accordance with the doctor’s instructions for the use of medication, to avoid blind use of medication to cause adverse consequences.