Conditions: Chronic Plaque Psoriasis
Keywords: Efalizumab, Chronic plaque psoriasis moderate to severe involving hands feet
Allocation: RANDOMIZED | Intervention model: PARALLEL
Enrollment: 76
Healthy volunteers: no

Brief summary:
To evaluate the safety and efficacy of Raptiva ® compared with placebo to control chronic moderate to severe plaque psoriasis involving the hands and/or feet scoring Physician's Global Assessment (PGA - H\&F) greater-than or equal to 3 in subjects not suitable for other systemic therapies including cyclosporine, methotrexate, and Psoralen-Ultraviolet Light A (PUVA).

Detailed description:

Arms:
arm 1: None arm 2: None

Interventions: intervention 1: Efalizumab - anti CD11a recombinant human monoclonal antibody intervention 2: Placebo
Intervention descriptions: intervention 1: Each subject will receive an initial conditioning dose of 0.7 mg/kg/week and then will continue treatment at a dose of 1.0 mg/kg/week. The treatment period will be 24 weeks divided into two phases: 1) double-blind for 12 weeks, and 2) open-label for 12 additional weeks, in which all subjects from the placebo group and those subjects from the Raptiva ® group with ≥ 50% of improvement will be allocated to extended treatment with Raptiva ® for 12 additional weeks while non-responders to Raptiva ® (improvement ≤ 50%) will be followed in an observational manner for 12 additional weeks without treatment. intervention 2: Placebo will be administered at Study Day (SD) 1, Week (W) 1, W 4, W 8 and W 12. Each subject will receive an initial conditioning dose of 0.7 mg/kg/week and then will continue treatment at a dose of 1.0 mg/kg/week for 12 weeks (double-blind phase)

Protocol document: