Cimetidine
is an H2 receptor antagonist, which can significantly inhibit the secretion of gastric acid caused by stimuli such as food, histamine or pentagastrin, and reduce its acidity. This product has preventive and protective effects on corrosive gastritis caused by chemical stimulation, and also has obvious curative effect on stress gastric ulcer and upper gastrointestinal bleeding. This product has anti-androgen effect and has certain value in the treatment of hirsutism. This product can weaken the activity of immunosuppressive cells and enhance the immune response, thereby inhibiting tumor metastasis and prolonging survival. Clinically used for the treatment of duodenal ulcer, gastric ulcer, upper gastrointestinal bleeding, etc.