Active gastritis, also known as active, acute exacerbation of the disease, is characterized by epigastric pain, nausea, vomiting, loss of appetite, abdominal distension and pain during gastritis attacks. Pathological examination reveals the lamina propria of the gastric mucosa, which is predominantly neutrophilic and is an inflammatory cell infiltrate. During acute gastritis activity, the main treatment should be given in cooperation with the physician, commonly suppressing gastric acid, together with gastric mucosal protective drugs such as omeprazole and lansoprazole. Reduce the secretion of gastric acid at the same time, should be combined with rehabilitation of new liquid or bismuth drug treatment, the effect is more ideal, should also be combined with a light diet, active period diet as far as possible to eat no oily, semi-liquid food, and so on the disease gradually recovered can be changed to semi-liquid diet, until the normal diet.