The treatment of pediatric scarlet fever includes general treatment, pathogen-specific treatment such as penicillin anti-infection, symptomatic treatment, etc. It is recommended to consult a specialist and follow the doctor’s instructions for medication. 1. General treatment: bed rest and respiratory isolation are needed in the acute stage. 2. Pathogenic treatment: Scarlet fever is caused by group A β-type streptococcus infection, most of which is sensitive to penicillin and can be treated with penicillin; if penicillin is allergic to it, cephalosporin can be chosen for anti-infection treatment. The general carrier with conventional dose of penicillin continuous treatment for 7 days after the negative, the use of drugs need to pay attention to the adverse drug reactions and so on. 3. Symptomatic treatment: general scarlet fever babies often accompanied by pharyngeal redness and swelling, can be prescribed by the doctor to be watermelon cream tablets and other relief of pharyngeal discomfort. If there is fever, ibuprofen can be prescribed to reduce heat treatment. When the baby has fever, sore throat, rash and other manifestations, it is recommended to consult a doctor in a timely manner, improve the urine routine, blood routine, anti-streptococcal hemolysin O antibody to assist in the diagnosis, and comply with the doctor’s instructions for treatment.