The populations of people living with moderate to severe psoriasis is approximately 3.5 billion which are mostly managed with topical and conventional therapies. JNJ-77242113, investigational drug, targets the immune responses in the body and skin which impacts diseases, such as psoriasis and psoriatic arthritis (PsA) and this study evaluates JNJ-77242113 as options of advanced therapies in moderate to severe plaque psoriasis. The total duration of this study is up to 24 weeks which includes a screening period of less than or equal to (<=) 4 weeks, a 16-week treatment period, and a 4-week safety follow-up period. Safety will be assessed by adverse events (AEs), clinical safety laboratory assessments, electrocardiograms (ECGs), vital signs and physical examinations.
Th purpose of the study is to evaluate the dose response of JNJ-77242113 in efficacy at Week 16 in participants with moderate-to-severe plaque psoriasis.