There is no best way to reduce a child’s fever. Fever is usually caused by a bacterial infection, and it is important to treat the cause of the illness along with physical cooling and medication. Fever is a common symptom in childhood. For children with fever, the speed of return to normal is related to the state of the disease and the choice of the correct fever-reducing method, so there is no best fever-reducing method. For children with fever but body temperature <38.5 ℃ can use warm water to wipe the forehead, armpits, thigh roots and other places for physical cooling, some children's body temperature can gradually decline, for children with body temperature ≥38.5 ℃ need to use antipyretic drugs such as ibuprofen, acetaminophen and other antipyretic treatments under the guidance of a doctor. At the same time 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. All of the above drugs should be used under the guidance of a doctor, avoid self-medication. It is recommended that children with fever seek prompt medical attention and be evaluated for treatment by a specialist.