Upadacitinib as a potential option for the management of paradoxical eczema induced by interleukin-23 inhibitors. (PubMed, Dermatol Reports)
PE has been reported with anti-tumor necrosis factor (TNF)-α, anti-interleukin (IL)-17, and more recently with anti-IL-23 agents such as risankizumab, tildrakizumab, and guselkumab, with an estimated incidence of 1-3% among psoriatic patients treated with biologics, likely underestimated. Herein, we report the successful use of upadacitinib, an oral selective Janus kinase (JAK)-1 inhibitor approved for both psoriatic arthritis and atopic dermatitis, in the management of a PE induced by guselkumab. [...].