Helicobacter pylori infection in children usually does not require treatment, if there are symptoms, family history, etc. can be treated with two antibiotics + omeprazole + bismuth as prescribed by the doctor, with regular review. Children infected with H. pylori may have symptoms such as abdominal pain, bloating, acid reflux, nausea, vomiting, loss of appetite, etc., which are usually caused by exposure to H. pylori patients. Generally, most children with H. pylori infections do not require treatment due to our large population base and large number of infected people. However, if children infected with H. pylori infection show symptoms, or have stomach ulcers, family history, etc., then H. pylori eradication treatment is needed. For example, treatment with quadruple drugs such as omeprazole + metronidazole + amoxicillin + bismuth potassium citrate for 2 weeks, after which regular review is needed. It is recommended that if your baby experiences any discomfort, he or she should seek medical treatment in a timely manner and under the guidance of a doctor for targeted treatment.