Safety and Efficacy of Tofacitinib in Combination With Biologic Therapy for Refractory Crohn's Disease.

In patients treated with tofacitinib in combination with a biologic, no new safety signals were observed. Combination tofacitinib and a biologic was effective in achieving clinical and endoscopic improvement in some patients with severe, refractory CD, although a larger sample size is needed to further assess the efficacy and long-term safety of this treatment strategy.