Overview Efficacy and Safety Study of Naproxcinod in Subjects With Osteoarthritis of the Hip Status: Completed Trial end date: 1969-12-31 Target enrollment: Participant gender: Summary To study the efficacy and safety of Naproxcinod vs. Placebo and Naproxen in the treatment of signs and symptoms of Osteoarthritis. Phase: Phase 3 Details Lead Sponsor: NicOxTreatments: NaproxenNaproxen-n-butyl nitrate