Guselkumab 1 mL PFS Placebo

A Phase 2b/3, Randomized, Double-blind, Placebo-controlled, Parallel-group, Multicenter Protocol to Evaluate the Efficacy and Safety of Guselkumab in Participants with Moderately to Severely Active Ulcerative Colitis

A Phase 3, Multicenter, Randomized, Placebo- and Active Comparator-Controlled Study Evaluating the Efficacy, Safety, and Pharmacokinetics of Subcutaneously Administered Guselkumab for the Treatment of Chronic Plaque Psoriasis in Pediatric Participants (≥6 To <18 Years of Age)

A Phase 3 Randomized, Open-label Induction, Double-blind Maintenance, Parallel-group, Multicenter Protocol to Evaluate the Efficacy, Safety, and Pharmacokinetics of Guselkumab in Pediatric Participants with Moderately to Severely Active Ulcerative Colitis

A Phase 3B, Multicenter, Randomized, Double-blind, Placebo-controlled Study Evaluating the Efficacy and Safety of Guselkumab Administered Subcutaneously in Participants with Active Psoriatic Arthritis who had an Inadequate Response and/or Intolerance to One Prior Anti-Tumor Necrosis Factor α Agent

A Phase 3b, Randomized, Double-blind, Parallel Group, Multicenter Study to Evaluate Further Therapeutic Strategies with Guselkumab in Patients with Moderate-to-Severe Plaque-Type Psoriasis

A Phase 3, Randomized, Double-blind, Placebo-controlled, Parallel-group, Multicenter Study to Evaluate the Efficacy and Safety of Guselkumab Subcutaneous Induction Therapy in Participants with Moderately to Severely Active Ulcerative Colitis

A Phase 4, Multicenter, Randomized, Double-blind, Placebo-controlled Study Evaluating the Efficacy and Safety of Guselkumab Administered Subcutaneously in Bio-naive Subjects with Active Psoriatic Arthritis Axial Disease