What should I do if my nine-month-old baby has a fever of 39 degrees

Nine-month-old baby fever, body temperature at 39℃, should give the baby as soon as possible to take antipyretic treatment, but also need to cooperate with physical cooling way to treat the disease, so as not to be in a high fever state for a long time, cause damage to the baby's nervous system, may also induce discomfort symptoms.