Ibuprofen is a commonly used antipyretic for the treatment of fever in pediatric patients. Ibuprofen belongs to the non-steroidal antipyretic and anti-inflammatory drugs, with antipyretic, anti-inflammatory and relief of mild to moderate pain, mainly used for colds, influenza, fever caused by various infections, and the relief of mild to moderate pain, such as toothache, aching limbs, migraine headaches, menstrual pain. Compared to other antipyretics, ibuprofen is used to reduce fever with relatively few side effects, and is currently used to reduce fever in children older than six months of age. However, most of the non-steroidal antipyretics will have certain gastrointestinal reactions, and may also cause liver and kidney function damage, so it is recommended for antipyretic use for no more than three days, no more than four times a day, and under the guidance of a physician to take.