Naprosyn 500 Tablet 15's belongs to a class of pain killers known as non-steroidal anti-inflammatory drugs (NSAIDs). Naprosyn 500 Tablet 15's is primarily used to reduce pain and swelling in muscles and joints in conditions such as osteoarthritis, rheumatoid arthritis, ankylosing spondylitis (pain and stiffness in the backbone), cervical spondylitis (wear and tear of spinal discs in neck) and acute gout (severe pain due to excess of uric acid). Arthritis is a condition that causes swelling of one or more joints resulting in pain and stiffness of joints that worsen over time. Naprosyn 500 Tablet 15's contains Naproxen which works by blocking the action of cyclo-oxygenase (COX) enzyme in the body that is involved in the production of certain chemical substances such as prostaglandins that cause pain and swelling. Thereby, helps in relieving pain and swelling associated with different types of arthritis. Uses of Naprosyn 500 Tablet 15's Joint pains, Menstrual cramp Medicinal Benefits Naprosyn 500 Tablet 15's is used to reduce pain and swelling in muscles and joints in conditions such as osteoarthritis, rheumatoid arthritis, ankylosing spondylitis (pain and stiffness in the backbone), cervical spondylitis (wear and tear of spinal discs in neck) and acute gout (severe pain due to excess of uric acid). It is also used to treat fibrositis (muscle pain and stiffness), tenosynovitis (swelling of tendons), low back pain, strains and sprains. Directions for Use Naprosyn 500 Tablet: Take it preferably with or after food to avoid stomach upset or take as advised by the doctor. Swallow it as a whole with a glass of water. Do not crush, chew or break it.Suspension: Shake the bottle well before use. Check the label for directions and take it with food or as advised by the doctor with the help of a measuring cup. Side Effects of Naprosyn 500 Tablet 15's Indigestion Heartburn Stomach pain Constipation Gas