Objective To assess the efficacy and safety of clobetasolpropionate compound ointment(0.05% clobetasol propi-onate and 0.025 % tretinoin) in patients with psoriasis vulgaris.

• 目的观察复方丙酸氯倍他索软膏(0.；05%25丙酸氯倍他索和0