Overview Study of Flavocoxid (Limbrel) vs Naproxen in Subjects With Mod-Severe Osteoarthritis of the Knee Status: Completed Trial end date: 2007-12-01 Target enrollment: Participant gender: Summary Randomized, double-blind, placebo controlled parallel group, multi center study in subjects with moderate-severe osteoarthritis. Phase: N/A Details Lead Sponsor: Primus PharmaceuticalsTreatments: Naproxen