Overview A Study to Evaluate Ustekinumab in Patients With Plaque Psoriasis in Asia-Pacific Countries Status: Completed Trial end date: 2013-11-01 Target enrollment: Participant gender: Summary The purpose of this study is to determine how patients use ustekinumab (label-recommended or other/missed dose interval) in Asia-Pacific countries. Details Lead Sponsor: Johnson & Johnson Pte LtdTreatments: Ustekinumab