This is a Phase 3, single-arm, multicenter open label extension (OLE) study designed to investigate the long-term safety and efficacy of 150 mg risankizumab in the treatment of moderate to severe chronic plaque psoriasis. Approximately 2200 participants who meet the entry criteria are planned to be enrolled in this study, rolling over from the preceding Phase 2/3 studies.
The purpose of this study is to investigate the long-term safety and efficacy of risankizumab in the treatment of moderate to severe chronic plaque psoriasis.