Children’s 1st fever and Nth fever treatment is the same, first of all, temperature monitoring, if the body temperature is greater than 38.5 ℃, we should apply antipyretic drugs in time, and then after the temperature returns to normal, observe the baby’s mental state, if the mental state is good, for the most common viral infections, most of them do not need special treatment, the whole course of the disease will be cured in about 1 week. And persistent fever about 2-3 days, if the baby in the heat after the retreat, mental depression or high fever persists, need to go to the hospital in time. Secondly, the first fever of small children is mostly seen in babies between 6-24 months of age, and it is more common in toddler’s acute rash, which is mainly characterized by persistent high fever for 3-5 days, then the fever subsides and the rash comes out, and does not need any other special treatment.