A Randomized, Double‐Blind, Placebo‐Controlled, Twelve‐Week, Dose‐Ranging Study of Decernotinib, an Oral Selective JAK‐3 Inhibitor, as Monotherapy in Patients With Active Rheumatoid Arthritis

To assess the efficacy and safety of oral decernotinib (VX-509; Vertex Pharmaceuticals) monotherapy in a 12-week, randomized, double-blind, placebo-controlled, dose-ranging study of patients with rheumatoid arthritis (RA).Two hundred four adults with active RA who had been unsuccessfully treated with ≥1 disease-modifying antirheumatic drug were administered placebo tablets or decernotinib twice a day at dosages of 25 mg, 50 mg, 100 mg, or 150...