Relief of mild to moderate pain (headaches, muscle aches, arthritis, backaches, toothaches). Reduction of fever. Management of cold and flu symptoms.

While the exact mechanism is still being studied, it is believed to work primarily by inhibiting prostaglandin synthesis in the central nervous system. This elevates the body's overall pain threshold and acts on the heat-regulating center of the brain to reduce fever.

Generally well-tolerated at recommended doses. Rare side effects include: Skin rash or swelling. Nausea or stomach pain. Serious: Liver damage (usually only with overdose or chronic heavy alcohol use).