To assess the efficacy and safety of the association of glucosamine sulphate 500 mg/chondroitin sulphate 400 mg (Eurofarma) in the treatment of osteoarthritis, compared to Cosamin DS® (Nutramax) in same presentation and pharmaceutical form.~Some eligibility criteria:~Osteoarthritis of the knee confirmed by radiological examination; Visual analogue scale (VAS) > 40 mm; Clinical diagnosis of pain and functional limitation
The purpose of this study is to assess the efficacy and safety of glucosamine and chondroitin sulfate association in the treatment of patients with osteoarthrosis of the knee.