AIM To investigate the effectiveness and safety of 1% diclofenac potassium gel(DPG) for external application in the treatment of patients with osteoarthritis(OA).

• 目的 探讨 1%25的双氯芬酸钾凝胶 (diclofenacpotassium gel,DPG)局部外用治疗骨关节炎 (osteoarthritis,OA)的疗效和安全性。