For fever reduction methods after tonsillitis caused by fever, if the body temperature reaches 38.5 ℃ or more, physical cooling can be used, such as using alcohol (children do not use alcohol) to wipe the large blood vessels in the neck and the armpits, the root of the thighs, etc.. If the temperature does not improve through physical cooling, oral antipyretics can be used to reduce the temperature, other treatment methods are general therapy, the application of antibiotics, as follows: 1, general therapy: the disease is contagious, so patients should be properly isolated, bed rest, into a liquid diet, drink more water, strengthen nutrition, loosen the stool. 2, the application of antibiotics: the application of antibiotics is the main treatment, the first choice of penicillin, according to the severity of the disease to determine the route of administration. If the condition does not improve after 2-3 days of treatment and the high fever does not subside, the cause should be analyzed and other kinds of antibiotics should be used instead or glucocorticoids should be used as appropriate.