Garlic does not have the ability to kill H. pylori. If consumed in excess, it may instead irritate the stomach and intestines and aggravate the condition. For patients with H. pylori infection, intervention should be made through general treatment and medication. 1. General treatment: In daily life, patients should eat a light diet and avoid stimulating diet. For example, raw garlic is a strong stimulant, and excessive consumption can stimulate the gastrointestinal mucosa and cause mucosal damage; do a good job of hygiene and isolation, and implement a separate meal system to avoid cross-infection. 2. Drug therapy: conventional medication program for the quadruple drug, that is, a proton pump inhibitor, bismuth and two antibiotics used jointly, such as omeprazole, bismuth pectin, and amoxicillin, metronidazole joint application. After the use of the drug, if nausea, skin rash and other adverse reactions occur, should be disposed of as soon as possible to seek medical treatment. Food does not have the effect of killing Helicobacter pylori and should not be applied arbitrarily to avoid affecting the condition. Patients should seek medical examination as soon as possible to confirm the diagnosis of the condition, and then carry out treatment under the guidance of the doctor.