AbbVie announced positive top-line results from SELECT-GCA, a Phase 3, multicenter, randomized, double-blind, placebo-controlled study, showing upadacitinib (RINVOQ®; 15 mg, once daily) in combination with a 26-week steroid taper regimen achieved its primary endpoint of sustained remission from week 12 through week 52 in adults with giant cell arteritis (GCA). Upadacitinib is a JAK inhibitor that is being studied in several immune-mediated inflammatory diseases.