Gastric insufficiency, stomach pain and bloating can be caused by insufficient gastrointestinal dynamics or excessive secretion of gastric acid, etc. Gastrointestinal stimulants, digestive aids, antacids, mucous membrane protectors and acid inhibitors can be used according to doctor’s instructions. 1. Gastrointestinal dynamics drugs: Mosapride, domperidone and other drugs can increase gastric dynamics, promote gastroduodenal peristalsis, accelerate gastric emptying, so as to reduce the symptoms of gastric distension and stomach pain. 2. Digestive aids: those who suffer from bloating and stomach pain caused by functional dyspepsia can be given digestive aids such as polypeptide tablets to alleviate the symptoms. 3. Antacids: a class of weak alkaline drugs that can neutralize gastric acid and reduce the acidity of gastric contents, thus relieving the erosion of gastric acid on the gastric and duodenal mucosa and the stimulation of the ulcer surface. Commonly used drugs are magnesium aluminum carbonate, sodium bicarbonate, etc., which can relieve stomach pain caused by hyperacidity. 4. Mucosal protection drugs: the gastric mucosa defense mechanism is weakened, after the damage can be used to reduce the stimulation of gastric acid on the mucosa of bismuth and other drugs to protect the mucosa of the digestive tract. Commonly used drugs are bismuth potassium citrate, bismuth pectin and so on. 5. Acid-suppressing drugs: excessive secretion of gastric acid and stimulation of gastric mucosa can cause gastric distension and stomach pain. Commonly used drugs are omeprazole, cimetidine and so on. The symptoms of gastric insufficiency, stomach pain and bloating should be clarified firstly, and appropriate medicines should be selected for treatment under the guidance of professional doctors. The above drugs should be used under the guidance of a doctor and should not be abused blindly.