NCT04846244
A Study of the Change in Early and Sustained Pain Control in Axial Spondylarthritis in Adult Participants Receiving Upadacitinib
Axial spondyloarthritis (axSpA) is an immune-mediated inflammatory disease primarily affecting the axial skeleton. The most frequent axSpA symptom is chronic, often inflammatory back pain (IBP) that might be difficult to distinguish from other causes of