The mechanism of action of Mosapride Citrate Tablets and Bismuth Potassium Citrate are different, they are two completely different drugs and are not comparable. Mosapride Citrate Tablets are usually indicated for indigestion accompanied by heartburn, belching, nausea, vomiting, early satiety, epigastric distension and other digestive symptoms, with the effect of increasing intestinal peristalsis and enhancing gastric motility. Common adverse reactions to Mosapride Citrate Tablets include abdominal pain, dry mouth, diarrhea, rash and symptoms such as idleness and dizziness. Intestinal bleeding and intestinal obstruction or perforation are prohibited. Bismuth potassium citrate is mainly used for chronic gastritis and relief of symptoms such as stomach pain, heartburn and acid reflux sensation caused by excessive stomach acid. It has the effect of protecting intestinal mucosa and inhibiting bacteria. Bismuth potassium citrate may cause patients to experience adverse reactions such as nausea, ammonia taste sensation in the mouth, darkened stools and neurotoxicity. It is contraindicated in women during pregnancy and in patients who are allergic to the components of the drug. Both Mosapride Citrate Tablets and Bismuth Potassium Citrate should be used properly under medical supervision.