Child 3 years old half high fever 40.5 degrees, can you burn brain

Children 3 and a half years old high fever 40.5 degrees if there is no convulsion situation, generally will not cause certain effects on the brain, but need to actively go to the hospital for fever treatment. Under normal circumstances, when the child fever to 38 degrees 5 degrees above the need for fever medication, but also drink plenty of water.