Overview Traditional Chinese Medicine Formula in the Treatment of Osteoarthritis of Knees or Hips. Status: Completed Trial end date: 2012-01-10 Target enrollment: Participant gender: Summary To investigate the efficacy and safety of OA1 Extract capsules in the treatment of patients with knee or hip osteoarthritis (OA). Phase: Phase 2/Phase 3 Details Lead Sponsor: Chung Shan Medical University