If your baby has a fever that doesn’t go away, you need to take your child to the hospital quickly for a routine blood test and plasma C-reactive protein. If there is an elevation of white blood cells in the routine blood test, it indicates a bacterial infection causing the child’s fever and often requires antibiotics for treatment. Third-generation cephalosporins, such as cefixime, are effective in treating fever in children and have fewer side effects. If the white blood cells are not elevated or have a slight decrease, accompanied by a significant increase in C-reactive protein, the child’s body has an inflammatory response, but not caused by bacterial infections, often caused by viral infections, the need to use antiviral drugs for treatment, such as Pu Di Lan anti-inflammatory oral liquid, Ribavirin granules, the four seasons of antiviral combination, the effect is good. The effect is good. In addition, as long as the child’s temperature exceeds 38.5 degrees, the child needs to take antipyretic drugs to lower the temperature, for example, you can give the child ibuprofen suspension.