Pivotal trial data show that tofacitinib is an effective treatment in patients with polyarticular course juvenile idiopathic arthritis (pJIA).New oral therapies are particularly relevant for children and adolescents, who might prefer to avoid injections. To this end, Ruperto, et al. assessed the efficacy and safety of tofacitinib versus placebo in patients with pJIA (N=225). They observed a JIA flare rate at Week 44 of 29% and 53% for tofacitinib and placebo, respectively. Safety results were si...