IL10 and psoriasis: A number of studies have suggested the efficacy of recombinant human IL-10 (rhIL-10) (Tenovil) in improving psoriasis disease activity and also achieving longterm disease remission.[46, 47] In a phase II, open label study 15 patients with moderate to severe psoriasis vulgaris were administered 4 mg/kg SC injections of rhIL-10 daily for 6 weeks.