The method of cooling a baby’s fever with alcohol was often used in the past, but now it is generally not recommended to cool a baby with alcohol because it is absorbed through the skin and can affect the baby’s liver function, so now the physical cooling method can be done with warm water baths, warm baths, or head resting on ice packs, which are three methods. In addition, when the baby’s temperature exceeds 38.5 ℃, you must take antipyretic drugs, using ibuprofen or paracetamol to reduce fever. If the temperature does not drop to normal in 0.5-1 hours after taking antipyretic drugs, or if the baby does not sweat, dry fever, in this case you can use warm water bath or head pillow ice bag, using these two physical cooling methods to assist in treatment, it is not recommended to use alcohol to lower the temperature, this method has been abandoned clinically.