The main treatments that can be used for fever in 1 year olds are physical cooling and medication to reduce fever. At the same time, the cause of the fever should be treated. After the fever of a one-week-old child, if the body temperature <38.5 ℃ can be appropriate to let the child drink more water, to avoid dehydration caused by fever. Reduce the amount of clothing the child wears, wipe the child's neck, armpits and thighs with lukewarm water to lower the temperature physically. Or use a fan and lower the room temperature to take away heat from the body through convection and evaporation to make the feverish child feel comfortable. When the temperature of 1-year-old children ≥ 38.5 ℃, in addition to the above physical methods of cooling, but also need to follow the doctor's advice to use ibuprofen, acetaminophen and other drugs for antipyretic treatment. For the cause of the treatment is also very important for the recovery of body temperature, such as bacterial infection caused by respiratory tract infection, need to actively use antibacterial drugs such as cefaclor, cefdinir and other anti-infective treatment. There are many other causes of fever in 1-week-old babies, and it is recommended to consult a doctor in time for evaluation and treatment by a specialist. The above medications need to be used under the guidance of a doctor, avoid self-medication.