Baby 39 degrees ate fever-reducing medication does not go down may be due to improper use of drugs, improper care, the disease itself and other conditions caused by the doctor’s guidance can be reasonable use of drugs and other ways to treat. 1. Improper use of drugs: If you use drugs privately to the baby, may be due to improper use of drugs and affect the baby’s heat dissipation, which may lead to the baby’s temperature of 39 degrees Celsius ate antipyretic medicine does not go down. Need to use drugs under the guidance of the doctor reasonably, before the use of drugs, but also need to observe the shelf life of the drug, do not give the baby to use expired drugs. 2. Improper care: If the doctor’s guidance in the reasonable use of drugs, there is improper care, but also affect the baby’s heat dissipation, resulting in 39 ℃ ate antipyretic medicine does not go away, then you can give the baby using hot water to wipe the skin, to help the baby’s skin heat dissipation, but also to give the baby more appropriate to replenish some water. 3. the disease itself: if the baby is due to pneumonia and other diseases caused by fever, alone rely on fever-reducing drugs can not treat the disease, easy to repeat, need to analyze the cause of infection for anti-infective treatment, such as cefaclor, etc., the specific drugs need to be used in accordance with medical advice. If the baby’s temperature of 39 ℃ ate fever-reducing drugs do not go down, it is recommended to cooperate with the doctor to carry out a detailed examination of the baby’s condition, to find out the causes of this situation, and actively carry out the relevant treatments, so as to appropriately reduce the impact on the baby’s body.