POETYK PsA-1: Deucravacitinib in Biologic-Naïve PsA POETYK PsA-1 trial tested the disease modifying efficacy of deucravacitinib, a tyrosine kinase 2 (TYK2) inhibitor, in PsA patients and was shown to be superior vs to placebo for clinical responses, patient-reported outcomes, https://t.co/VjwpCVKPz0