The rate of children infected with HP is increasing. According to the results of the 2016 epidemiological survey, the rate of children infected with HP in Vietnam is about 40%, and children tend to be infected with HP from a very early age and the rate of HP infection increases most rapidly during the period when children start eating solid foods and going to daycare (2-6 years old). The following article provides instructions on the treatment regimen for HP gastritis in children.