Acid reflux is mostly due to the following reasons: first, dietary problems. Eating fried, greasy, irritating food. Second, often smoking and drinking. Third, irregular living habits, more stress or labor. Besides, the clinical pathological causes are: first, more stomach acid, stimulating the stomach. Second, the relaxation of esophageal cardia sphincter, causing a decrease in pressure, the general pressure is 50mmHg, if less than 25mmHg, it is easy to appear the liquid in the stomach, gastric acid reflux to the esophagus. Third, the clearance function of esophagus itself decreases. Treatment: Give dietary attention along with medication. Clinically, there are drugs that inhibit gastric acid, such as PPL inhibitors or H2 receptor blockers. At the same time, give drugs to promote gastric power, such as mosapride capsule, or Chinese medicines, such as gas stagnation gastroparesis granules and other medicines and complex cholagogic drugs, such as magnesium aluminum carbonate tablets. If acid reflux occurs frequently, it is better to perfect gastroscopy.