7 months after the baby vaccination fever are in a low fever state, body temperature does not exceed 38.5 ℃, you can assist in physical cooling, the child’s mental state are mostly very good, physical cooling can be chosen: 1, more water to the child, frequent feeding warm water; 2, can be combined with warm water wipe the limbs, neck, armpits, groin and other parts rich in blood vessels, but pay attention to make sure not to wipe to 3, if the child’s body temperature is greater than or equal to 38.5 ℃ try not to use drugs at home to avoid affecting the effect of the vaccination, it is best to take the child to the hospital for a detailed examination to clarify whether the vaccination caused by fever or other causes such as colds or other diseases caused by.