A 2-year-old child’s fever at night may be caused by upper respiratory tract infection, bronchitis and other diseases. Physical cooling and medication can be taken to improve the symptoms of fever. 1. Physical cooling: If the 2-year-old child’s temperature is not more than 38.5 ℃, you can not take medication, first of all, physical cooling. You can choose a warm wet towel cold compress forehead, limbs, so as to play a role in reducing body temperature. Most of the children can achieve the purpose of fever reduction through physical cooling. 2. medication: but if the child’s body temperature exceeds 38.5 ℃, parents need to pay attention, it is recommended to give the child under the guidance of the doctor to take ibuprofen, acetaminophen and other antipyretic drugs to improve the symptoms of the disease. There are many causes of fever in children, parents need to pay attention to it and bring their children to the hospital to find out the cause of the disease and then take treatment measures for the cause.