Injections include intramuscular injections, subcutaneous injections, etc. Children can take injections, but they need to be operated reasonably in regular hospitals according to the needs of their conditions. Injections are commonly used in pediatrics, of which intramuscular injections are more commonly used, in addition to subcutaneous injections, intradermal injections and intravenous injections, such as antibacterial drugs (e.g., penicillin) skin test is often used subcutaneous injections, antibacterial drugs (e.g., cefuroxime) therapeutic effect can be absorbed through intramuscular injections to play the role of the drug. The treatment of children’s diseases can be carried out by injection, but the specific need for formal medical institutions, according to the situation of children’s conditions and the use of drugs to make a comprehensive judgment decision.