Upadacitinib significantly improved patient-reported outcomes in AxSpA patients with bDMARD-IR after 14 Weeks of treatment. There were notable improvements in disease activity, pain, fatigue, function, HRQoL, and work productivity.

Navarro-Compán et al, determined the effectiveness of tofacitinib in patients with active ankylosing spondylitis in a Phase III, randomised, double-blind, placebo-controlled trial.