Baby night fever 39 degrees, but during the day does not have a fever is how to return a responsibil

Baby face fever 39 degrees at night, but no fever during the day, there may be caused by cold during the day, but also may be caused by viral infection, bacterial infection, mycoplasma chlamydia infection. It is recommended to give the child oral ibuprofen suspension as soon as possible to promote the reduction of body temperature.