How does the child have a fever suddenly 38 degrees in the evening to do

The child suddenly has a fever of 38℃ and does not pay attention to warm, immune decline and other factors. Parents should immediately take physical cooling for the child, such as placing ice packs on the aorta, drinking plenty of hot water, warm water bath, etc. Closely monitor the temperature changes, if the temperature does not improve, should take ibuprofen and other antipyretic drugs.