The baby repeated fever once more than once, now burning to 39 degrees 5, drink some ibuprofen is OK, but need to timely medical treatment, active treatment of the original disease. Baby repeated fever if the body temperature is currently more than 38.5 degrees, has reached 39 degrees 5, need to take oral antipyretic drugs, such as ibuprofen, usually in about half an hour of medication, the body temperature can be reduced, but also with physical cooling, such as warm water baths, paste antipyretic patches, etc., can better promote the decline in body temperature. In addition, babies with recurrent fever need to identify the cause of the disease, for the cause of treatment, such as infectious diseases caused by the need for anti-infective treatment, but does not rule out the possibility that it may be caused by other diseases, such as blood system diseases. All of the above medications should be taken under the guidance of a doctor.