Learn everything about naproxen 500 , including its uses, correct dosage, side effects, and precautions. A complete guide for safe pain management. Naproxen is a nonsteroidal anti-inflammatory drug (NSAID) that relieves pain and inflammation from various conditions. Learn about the dosages, side effects, drug interactions, and warnings of naproxen tablets, capsules, and suspension. Naprosyn 500mg tablet is used to provide relief from the pain associated with various types of arthritis such as spondylitis, rheumatoid, osteoarthritis, gout and also menstrual pain. It's best to take it with or after meals to avoid stomach upset. Do not miss a dose or exceed the amount prescribed by your doctor. Learn about side effects, dosage, uses, and more for naproxen, which is a generic prescription oral tablet that treats many conditions, such as arthritis.