There is no most effective way to lower the temperature of infants, if the temperature is not more than 38.5 degrees mainly take physical cooling, if the temperature is more than 38.5 degrees, need to cooperate with antipyretic drugs. If the infant fever is not serious, the temperature is less than or equal to 38.5 degrees, generally do not recommend the use of antipyretic drugs, you can use physical cooling methods, such as warm water baths, warm baths, paste antipyretic patches, at the same time to allow infants to drink more water, can help to lower the temperature. If the infant’s fever is more serious, fever more than 38.5 degrees, simple physical cooling effect is not good, need to be directed by the doctor to give the infant to take antipyretic drugs, such as ibuprofen suspension, with physical cooling. In addition, infants with fever need to identify the cause of the disease, if the recurrent fever should be timely consultation, identify the cause of the targeted treatment.