Overview Study of Tocilizumab in Combination With Methotrexate for Treatment of Moderate to Severe Rheumatoid Arthritis Patients Status: Completed Trial end date: 2012-10-01 Target enrollment: Participant gender: Summary This is a Phase III study to evaluate efficacy and safety of Tocilizumab in patients with Rheumatoid Arthritis. Phase: Phase 3 Details Lead Sponsor: Chugai Pharma TaiwanTreatments: Methotrexate