Doctor’s Guide -- ATLANTA -- November 10, 2010 -- Naproxcinod, the first cyclooxygenase inhibiting nitric oxide donator (CINOD) in development for the treatment of osteoarthritis, was found comparable to naproxen in its ability to relieve the pain of hip osteoarthritis, while causing fewer adverse effects on blood pressure, researchers stated here at the 2010 Annual Scientific Meeting of the American College of Rheumatology/Association of Rheumatology Health Professionals (ACR/ARHP).