Flatulence may be caused by improper diet, indigestion, gastritis, gastric ulcer, etc. It is recommended to consult the doctor according to its cause, massage, digestive aids, acid inhibiting drugs, gastric mucous membrane protection drugs can be given to treat. 1. Causes: ① Improper diet: eating gas-producing food, laughing while eating, inhaling too much gas can cause flatulence. ② indigestion: gastric dynamics caused by delayed food emptying, food through fermentation caused by flatulence. ③ gastritis: gastric mucosa long-term inflammation, affecting the digestion and absorption of food, food hoarding in the stomach after abnormal fermentation leads to bloating. Gastric ulcer: the formation of ulcerated surface of gastric mucosa, gastric acid secretion, affecting the digestion of food, can also lead to flatulence. 2.Treatment: ① Improper diet: you can rub the abdomen can promote gas discharge. ② indigestion: can be given domperidone, pepsin and other drugs. Gastritis: acid inhibitors such as pantoprazole, gastric mucosal protection drugs such as aluminum sulfate, magnesium aluminum carbonate and other drugs. Gastric ulcer: Omeprazole, magnesium aluminum carbonate chewable tablets, domperidone and other drugs can be given. There may be other reasons, it is recommended to consult a physician for standardized treatment.