Baby has a fever of 39 ℃, the whole body is hot: first, need to quickly give the child to take antipyretic and analgesic antipyretic drugs, the child’s body temperature down, otherwise it is easy to occur the phenomenon of high fever convulsions, will produce irreversible damage to the child’s brain function, is very dangerous. You can give your child oral ibuprofen suspension or acetaminophen pellets, after an interval of 4-6 hours, you can repeat the medication once, no more than 4 times a day, the specific dose needs to be based on the weight of the child, according to the instructions to use. Second, you also need to use physical cooling methods for your child to extend the duration of action of antipyretic drugs and reduce the use of antipyretic drugs. You can use warm water to wipe the baby’s skin all over the body, especially the armpits, groin and neck, these parts should be wiped for a longer time because the blood flow in these parts is richer, which is conducive to reducing fever.