Double-blind, Randomised, Placebo-controlled Trial Investigating BIRT 2584 XX in Patients With Moderate/Severe Psoriasis
A 12 Week Double-blind, Randomised, Placebo-controlled, Modified Dose-escalation Trial to Investigate Safety, Efficacy, and Pharmacokinetics of BIRT 2584XX Tablets at Doses of 100, 300 and 500 mg Administered Once Daily in Patients With Moderate to Severe Psoriasis With a 12 Week Treatment Extension