The purpose of the study is to demonstrate the clinical efficacy of abatacept (body-weight tiered dose ~ 10mg/kg) compared with placebo on a background of methotrexate after six months (Day 169) of treatment in Korean subjects with active rheumatoid arthritis (RA) and an inadequate clinical response to methotrexate

Read more: http://www.clinicaltrials.gov/ct2/show/NCT00409838?cond=%22Arthritis%22&lup_s=07/14/2011&lup_d=30