Merrill is ibuprofen suspension. Drinking ibuprofen suspension for fever does not reduce the fever may be caused by insufficient dosage of medicine, you can increase the dosage of medicine; it is also possible that the cause of fever has not been removed. In addition, you can also assist in lowering the temperature by rubbing alcohol on the forehead and drinking more warm water. 1. insufficient dosage: Merrill is a common antipyretic drug, the main component is ibuprofen, which by inhibiting the synthesis of prostaglandins to achieve the purpose of antipyretic, drink ibuprofen suspension does not reduce the fever, the first thing you need to consider is whether the amount of medicine is too small, if it is the dose of medication is too small, it is recommended to increase the dose of medicine under the guidance of the doctor. 2. The cause of the fever is not removed: If the cause of the fever is not completely removed, it is possible to drink ibuprofen suspension can not reduce the fever, such as centralized hyperthermia. Fever can also be assisted by rubbing alcohol on the forehead and drinking warm water and other physical cooling methods, these two ways to promote the body surface water evaporation and sweating and other ways to take away part of the body heat, and then achieve the effect of cooling fever. The first thing you need to do is to check the dosage of ibuprofen suspension for fever, and if the dosage is not enough, you need to increase the dosage under the doctor’s advice. In addition, you can also through the alcohol wipe forehead and drink more hot water and other ways to cool down, if a long time can not cool down fever need to consult a doctor.