What this phase means
Phase 3: this treatment already looked useful in smaller studies. Now it is tested in a large group, often against standard care or a dummy treatment, to see if it should be approved.
Phase labels are FDA/ICH categories applied to the registry Phase field. They are not a finding that this study succeeded.
What the registry says happens
If you join, the listed intervention(s) are Deucravacitinib, or Placebo. The registry lists allocation as randomized. This study wants to measure the how well it works, safety, and drug levels of Deucravacitinib (BMS-986165) in adolescent participants with moderate to severe plaque psoriasis
They plan to enroll about 366 people at 133 sites. Taking part typically means taking a study drug (or dummy pill) plus check-ins.
Official title (unrewritten)
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
Interventions: Deucravacitinib, Placebo
Primary outcome (registry wording): Number of participants achieving at least 75% improvement in Psoriasis Area and Severity Index (PASI 75)