TYK2 Inhibitor Deucravacitinib FDA Approved for Psoriatic Arthritis On Friday, March 6th, the FDA approved deucravacitinib (Sotyktu) for the treatment of adults with active PsA based on the results of the pivotal Phase 3 POETYK PsA-1 and POETYK PsA-2 clinical trials. https://t.co/a6rmortnoS