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Study of Subcutaneous Risankizumab Injection to Assess Change in Palmoplantar Pustulosis Area and Severity Index [PPPASI] in Adult Japanese Participants With Palmoplantar Pustulosis

This study evaluates how well risankizumab works compared to placebo (no medicine) to treat palmoplantar pustulosis. Study will assess change in Palmoplantar Pustulosis Area and Severity Index [PPPASI]. Risankizumab is an investigational drug being developed for the treatment of palmoplantar pustulosis.

Taltz in Combination With Enstilar for Psoriasis

Enstilar in combination with Taltz for plaque psoriasis.

A Study of Subcutaneous Risankizumab Injection for Pediatric Participants With Moderate to Severe Plaque Psoriasis to Assess Change in Disease Symptoms

Psoriasis is a chronic, systemic, inflammatory disease in which skin cells build up and develop thick, red and white scaly patches on the skin.