A Multicenter, Randomized, Double-blind, Placebo-controlled Phase 3 Study to Evaluate the Efficacy, Safety, and Pharmacokinetics of Deucravacitinib in Adolescent Participants (12 Years to Less Than 18 Years) With Moderate to Severe Plaque Psoriasis

Inclusion Criteria * Participants must have stable plaque psoriasis for 6 months or more prior to Screening. * Participants must have moderate to severe psoriasis defined by:. i) Psoriasis Area and Severity Index (PASI) ≥ 12, at screening visit and Day 1. ii) Static Physician's Global Assessment (sPGA) ≥ 3, at screening visit and Day 1. iii) Body Surface Area (BSA) ≥ 10% involvement, at screening visit and Day 1. \- A female (as assigned at birth) participant is eligible to participate if she is not pregnant or breastfeeding, and at least 1 of the following conditions applies:. i) Is n…