Pediatric rash after fever, may be infantile emergency rash, measles, need to identify the cause, and then symptomatic treatment. It is recommended to take good care of life, and pay attention to temperature changes, and give appropriate medication when necessary, which can promote recovery. 1. Nursing care: It is recommended to take good care of life, such as paying attention to rest and keeping the room quiet. Don’t give stimulating food in diet, and give the child more water. 2. Pay attention to temperature changes: keep the skin clean and hygienic, pay attention to temperature changes, if there is a fever, you can use warm water bath, use antipyretic patches, and use antipyretic drugs as prescribed by the doctor if necessary. 3. Drug treatment: toddler rash and measles are caused by viral infections, there is no specific drug, mainly to give symptomatic treatment. Temperature over 38.5 ℃, can be given under the guidance of the doctor antipyretic drugs such as acetaminophen, to avoid causing hyperthermia convulsions. Pediatric rash after fever, in addition to good daily care, but also timely take the baby to the hospital for relevant examinations, to avoid delaying the treatment of the disease.