Children with recurrent fever and normal blood tests are considered to be caused by viral infections, there may also be mycoplasma infections, it is recommended to consult a doctor in a timely manner, to identify the cause of the disease, to be treated. 1. Viral infections, if the child’s fever is caused by viral infections, you can use antiviral drugs under the guidance of the doctor, such as acyclovir, oseltamivir and so on. 2. Mycoplasma infection, if the child’s recurrent fever is caused by mycoplasma infection, you can use azithromycin and other drugs under the guidance of the doctor, to avoid worsening of the symptoms. You need to pay attention to the child’s physical condition, if there are obvious symptoms of discomfort, it is recommended to consult a doctor in time.