For naproxen (eg, Naprosyn®) tablet and oral suspension dosage forms: For rheumatoid arthritis, osteoarthritis, and ankylosing spondylitis: Adults—At first, Aug 23, - Drugs for Rheumatoid Arthritis. As part of rheumatoid arthritis treatment, your doctor will probably prescribe a nonsteroidal anti-inflammatory drug (NSAID). These medications reduce pain and inflammation but do not slow down RA. Over-the-counter NSAIDs include ibuprofen and naproxen. J Rheumatol. Jul-Aug;6(4) Increasing dose of naproxen in rheumatoid arthritis: use with and without corticosteroids. Luftschein S, Bienenstock H.