Children infected with Helicobacter pylori, if there are no symptoms, can not be dealt with, to take the general treatment; if there are symptoms or accompanied by gastric ulcers and other diseases can usually be used antibiotics, proton pump inhibitors, bismuth and other drugs. 1. General treatment: children infected with Helicobacter pylori, such as no obvious symptoms, most do not need to use medication. Parents can advise their children to maintain a regular life, avoid overwork and mental stress, develop good eating habits, do not eat spicy, stimulating food. 2. Medication: If a small child infected with Helicobacter pylori develops symptoms such as abdominal pain, bloating, loss of appetite, etc. or is found to have gastric ulcers and other diseases during checkups, he or she should be treated with medication as prescribed by the doctor. (1) Antibiotics: antibiotics such as amoxicillin, metronidazole, clarithromycin, etc. can usually be taken as prescribed by the doctor. (2) Proton pump inhibitors: can be taken under the guidance of a doctor, such as omeprazole and other drugs. (3) Bismuth: medications such as bismuth potassium citrate and bismuth salicylate (with caution for children under 6 years of age) may be taken as directed by a physician. Proton pump or bismuth + two antibiotics, proton pump + bismuth + two antibiotics can usually be taken as prescribed by the doctor, and the course of treatment is usually 10-14 days. If your child has Helicobacter pylori infection with other symptoms or diseases, it is recommended to consult a doctor in time for early and regular treatment, and take relevant medications as prescribed by the doctor.