The normal value of H. pylori is 0-40dpm/mmolCOM2, and the normal condition for examination should be 0-40dpm/mmolCOM2, but the blow test must be performed to examine and closely observe the symptoms, because the patient will also show the performance of stomach discomfort such as bad breath, fire, acid reflux, heartburn, upper abdominal discomfort and gastric distension. If the above clinical symptoms appear can be combined with a breath test, if it is determined that a positive H. pylori infection can be diagnosed, and treatment by oral quadruple therapy, which is more critical. The quadruple therapy is mainly omeprazole, colloidal bismuth, amoxicillin and clarithromycin taken together, which needs to be taken for about 1 month and then re-checked at the hospital. The treatment should also avoid cold, spicy and irritating foods, and if the H. pylori has turned negative at the follow-up visit, the medication can be discontinued with the doctor’s advice.