Maximal Usage Pharmacokinetics and Safety of ARQ-151 in Adolescents and Adults With Chronic Plaque Psoriasis

This is a phase 1, open label, single arm study in which ARQ-151 cream 0.3% is applied QD for 2 weeks to adolescent subjects with chronic plaque psoriasis involving at least 10% body surface area (BSA) and adult subjects with chronic plaque psoriasis involving at least 20% BSA (excluding scalp). The objectives of this study are to evaluate the exposure and characterize the plasma pharmacokinetic profile and to assess the safety and tolerability of ARQ-151 cream 0.3% administered once daily for 2 weeks to adolescent and adult subjects with chronic plaque psoriasis.