CHAPEL HILL, N.C.--(BUSINESS WIRE)--POZEN Inc. (NASDAQ:POZN), today announced that the U.S. Food and Drug Administration (FDA) has accepted the New Drug Application (NDA) for VIMOVO™ (enteric-coated naproxen / immediate release esomeprazole magnesium, formerly know as PN 400). VIMOVO is a fixed-dose combination of enteric-coated naproxen, a pain-relieving non-steroidal anti-inflammatory drug (NSAID) and immediate release esomeprazole, a proton pump inhibitor (PPI), under investigation for the treatment of the signs and symptoms of osteoarthritis (OA), rheumatoid arthritis (RA) and ankylosing spondylitis (AS) in patients who are at risk of developing NSAID-associated gastric ulcers.