Proxidol (naproxen) is a nonsteroidal anti-inflammatory drug (NSAID) that can reduce pain, inflammation, and swelling. It is particularly suited to relieving muscle pain and pains associated with injury or bruising (e.g injury of the muscle, joint, tendon, ligament, etc.), as well as dental and/or dental extraction pain, and pain from cramping including menstrual cramps. It is also used in the treatment of arthritis, osteoarthritis, rheumatoid arthritis, ankylosing spondylitis, bursitis, gout, and other related conditions that exhibit inflammation, stiffness, and pain.