Children with viral infections and high fever should be treated with general treatment and medication. 1. General treatment: some viral infections are self-limiting, such as the common cold, hepatitis A, viral gastroenteritis, etc. In this case, symptomatic treatment can be the main focus, you should give the child more water, you can use a warm towel to wipe the skin, to increase the area of the skin heat dissipation, which can promote the reduction of fever. 2. Medication: For children with body temperature over 38.5 ℃, they should take antipyretic medication, such as ibuprofen, acetaminophen and so on, to control the body temperature to the normal range. If you want to shorten the course of the disease, you can also take antiviral drugs, such as acyclovir, ganciclovir, oseltamivir, zanamivir and so on. For children with high fevers from viral infections, family members should take them to the doctor for checkups and choose the right way to deal with them.