Five-year Efficacy and Safety of Tocilizumab Monotherapy in Patients with Rheumatoid Arthritis Who Were Methotrexate-and Biologic-naive or Free of Methotrexate for 6 Months: the AMBITION Study

摘要

Objective. To report on the 5-year efficacy and safety results of the AMBITION (Actemra versus Methotrexate double-Blind Investigative Trial In mONotherapy) monotherapy study (ClinicalTrials. gov: NCT00109408, NCT00720798).