Taking H. pylori IV diet need to pay attention to light diet, avoid spicy stimulating food, prohibit alcohol and alcohol-containing food. During the period of taking H pylori quadruple drugs, you should avoid eating some greasy, spicy stimulation, cold and hard food, such as fried chicken, coffee, chili peppers, etc., so as not to aggravate the digestive burden of the gastrointestinal tract, reduce the gastric mucous membrane resistance, it is recommended that you eat some warm, easy to digest food such as porridge, egg custard and so on is better. Quadruple therapy for Helicobacter pylori contains two antibiotic drugs, furazolidone will cause disulfiram-like reaction with alcohol or alcohol-containing food, facial flushing, headache, chest tightness and nausea, palpitations and other reactions, and even respiratory distress and death. Therefore, alcohol and alcohol-containing foods are prohibited for 3 days before and one week after administration to avoid disulfiram-like reactions. The presence of H. pylori infection also requires dietary management, and medication under the guidance of a professional doctor.