One year old baby viral infection fever for three days, 39 ℃ whether need to go to the hospital for infusion treatment needs to be decided according to the baby’s condition. If the baby’s spirit is less, no other discomfort, do not need infusion treatment; if the baby’s spirit is poor or combined with bacterial infection may need infusion treatment. Common viral cold in general fever in 3 ~ 5 days, the normal human body has a certain resistance to viruses, if the baby’s mental state, appetite can be, the beginning of the disease fever can be used at home pediatric cold granules antiviral, combined with antipyretic drugs treatment. If the baby eating poor, poor spirit, it is recommended to infuse supplemental energy fluid to promote the recovery of the body. In addition, if the baby’s temperature is still high after three days of medication, it may be combined with a bacterial infection, and antibiotics should be added as prescribed by the doctor, as simple antiviral treatment is not effective. When the baby fever for a long time, after the fever subsides, mental weakness, reluctance to eat, vomiting, convulsions, irritability, etc., need to be alert to viral encephalitis, it is recommended to go to the hospital, the choice of acyclovir antiviral, mannitol to reduce cranial pressure and other treatments. All of the above drugs need to be used under the guidance of a doctor, avoid stopping self-medication. If the 1-year-old baby repeated high fever does not go away, in addition to common viral infections, there may be some special diseases, it is recommended to go to the hospital to identify the cause of the disease, early targeted treatment.