Overview An Efficacy and Safety of Guselkumab in Participants With Palmoplantar Pustulosis Status: Completed Trial end date: 2018-07-17 Target enrollment: Participant gender: Summary The purpose of this study is to evaluate the efficacy and safety of guselkumab for the treatment of participants with palmoplantar pustulosis. Phase: Phase 3 Details Lead Sponsor: Janssen Pharmaceutical K.K.