Baby has a fever in the middle of the night, took medicine to reduce fever at two o 'clock in t

The baby has a fever in the middle of the night and has a fever at 2 p.m. It may be caused by inflammation or upper respiratory tract infection, which is mainly caused by bacterial or viral infection. If it is caused by bacterial infection, it needs to be treated with antibiotics under the guidance of a doctor. If the baby's temperature has exceeded 38 degrees, it also needs to be treated with antipyretics.