Fever in Adults Topic Guide

Fever (in Adults) Fever (in Adults): A fever is a body temperature of 100.4 F or greater. A fever may be caused by a virus, bacteria, fungus, blood clot, tumor, drug, or the environment. Treatment of fever in adults usually involves ibuprofen, acetaminophen, or aspirin.

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Fever (in Adults) Topic Guide - Visuals

Fever (in Adults) Topic Guide - Medications and Vitamins


acetaminophen and phenyltoloxamine Acetaminophen And Phenyltoloxamine

Acetaminophen is a pain reliever and a fever reducer...learn more »

aspirin (rectal) Aspirin (rectal)

Aspirin is in a group of drugs called salicylates. It works by reducing substances in the body that cause pain and inflammation. Aspirin also reduces fever....learn more »

acetaminophen (oral/rectal) Acetaminophen (oral/rectal)

Acetaminophen is a pain reliever and a fever reducer. There are many brands and forms of acetaminophen available. Not all brands are listed on this leaflet...learn more »

naproxen Naproxen

Naproxen is a nonsteroidal anti-inflammatory drug (NSAID)...learn more »

ibuprofen Ibuprofen

Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID). Ibuprofen works by reducing hormones that cause inflammation and pain in the body...learn more »