What it is

Vioxx is in a class of drugs called nonsteroidal anti-inflammatory drugs (NSAIDs). Vioxx works by reducing substances that cause inflammation, pain, and fever in the body. Vioxx was withdrawn from the U.S. market in 2004.

What it treats

Vioxx is used to reduce pain, inflammation, and stiffness caused by osteoarthritis, rheumatoid arthritis and certain forms of juvenile rheumatoid arthritis; to manage acute pain in adults; to treat migraines; and to treat menstrual pain.