Pfizer (NYSE:PFE) has received FDA approval for the supplemental New Drug Application (sNDA) for Xeljanz/Xeljanz XR (tofacitinib) as a treatment of adults with active ankylosing spondylitis (AS). About 350,000 Americans have the condition. The Xeljanz approval covers patients who had an insufficient response or intolerance to one or more tumor necrosis factor (TNF) blockers. Xeljanz…

AbbVie (NYSE:ABBV) has announced positive top-line results in a Phase 3 trial focusing on patients with active ankylosing spondylitis (AS), an inflammatory disease that can eventually lead to fused vertebrae. The first of two studies, the SELECT-AXIS 2 study examined a daily 15-mg dose of Rinvoq (upadacitinib) in AS patients who had an inadequate response…