Gastric bloating often use the “special effect” drugs are pro-dynamic drugs, digestive drugs, gastric mucosa protective agents, acid suppression agents. 1. Promotional drugs: these drugs can improve the stomach due to insufficient gastric power, resulting in gastric food can not be emptied in a timely manner and produce gastric distension, domperidone, mosapride and so on are often chosen. 2. Digestive aids: these drugs can treat bloating caused by overfeeding and indigestion, often using drugs such as compound digestive enzymes and mitomycin pancreatic enzyme tablets. 3. Gastric mucous membrane protectants: these drugs are used for gastritis, peptic ulcer and other organic diseases caused by gastric distension, commonly used such as bismuth potassium citrate, bismuth pectin and other drugs. 4. Acid-modifying agents: gastric distension caused by chronic gastritis and other gastric diseases is often treated with proton pump inhibitors and H2 receptor antagonists, commonly used drugs such as famotidine and nizatidine. If the patient’s stomach bloating symptoms are serious, or if the symptoms persist and do not improve, he or she should go to the hospital in time for treatment.