Three-month-old baby fever 38.2 ℃, you need to as soon as possible through the physical cooling of the baby heat treatment, and continue to test the temperature, actively looking for the cause of the child’s fever, for the cause of the treatment. Three-month-old baby fever 38.2 ℃ can use a warm towel outside the child’s forehead, wipe the neck, armpits, thigh roots and other places or reduce clothing and other physical methods to reduce temperature. In addition, you also need to feed the baby more water, and regularly test the baby’s temperature; but also to find the cause of the baby fever and targeted treatment, such as bacterial infections caused by respiratory infections, the need to actively use antibacterial drugs such as cefaclor, cefdinir and other anti-infective treatment; mycoplasma caused by the use of infections with azithromycin and other macrolide antibiotics for treatment. All of the above drugs need to be used under the guidance of a doctor, avoid self-medication. There are many other causes of fever 38.2 ℃ in three-month-old babies, it is recommended to consult a doctor in time and follow the doctor’s instructions for treatment.