Clamshell Stomach San is effective for pain caused by gastric erosion and this medicine is a proprietary Chinese medicine paste. For digestive system diseases, it is mainly used to treat stomach pain, liver disease, as well as pain caused by food accumulation and pain caused by duodenal ulcer. Gastric ulcer erosion is mainly due to long-term dietary irregularities and other factors, caused by gastric mucosal lesions, accompanied by excessive secretion of gastric acid, stimulating gastric mucosal manifestations, resulting in abdominal pain and other symptoms. It is recommended to give relevant examination to find out whether there is Helicobacter pylori infection. In addition, should also pay attention to diet, try to eat three meals regularly, avoid eating spicy and stimulating food, in order to reduce the gastric mucosa damage stimulation, rather than simply with clamshell gastric powder this medicine for treatment.