The objectives of the study are to evaluate the efficacy and safety of ENIA11 in combination with methotrexate versus methotrexate alone in patients with rheumatoid arthritis.~This is a multi-center, double-blind, randomized, parallel-group, placebo-controlled study to evaluate the efficacy and safety of ENIA11 in combination with methotrexate versus methotrexate alone in patients with rheumatoid arthritis.~Subject participation duration: A total of 28 weeks, including: 2 weeks of screening, 24 weeks of treatment and 2 weeks of follow-up
A Prospective, Randomized, Double-Blind, Placebo-Controlled, Parallel-Group, Multicentre, Phase III Study to Evaluate the Efficacy and Safety of ENIA11 in Combination with Methotrexate versus Methotrexate Alone in Patients with Rheumatoid Arthritis