Overview CP-690-550 Ointment For Chronic Plaque Psoriasis Status: Completed Trial end date: 2011-11-29 Target enrollment: Participant gender: Summary The study is being conducted to see whether CP-690,550 ointment has potential as a safe and effective treatment for adult patients with mild to moderate chronic plaque psoriasis. Phase: Phase 2 Details Lead Sponsor: PfizerTreatments: Tofacitinib