Overview Effects Of Native Collagen Type 2 Treatment Status: Completed Trial end date: 2013-12-01 Target enrollment: Participant gender: Summary The aim of this study was to evaluate symptomatic efficacy of native collagen type 2 on joint pain and function and its effects on urinary biological markers related to cartilage degeneration in patients with knee osteoarthritis. Phase: N/A Details Lead Sponsor: Eskisehir Osmangazi UniversityTreatments: Acetaminophen