Pharmaceutical preparations for the treatment of psoriasis in human beings; Medicated ointments for application to the skin; Pharmaceutical preparations for the topical treatment of dermatological disorders; Ointments for pharmaceutical purposes; Creams for dermatological use; Medicated creams for treating dermatological conditions; Gels, creams and solutions for dermatological use; Medicated creams for the skin; Medicated foams for the treatment of psoriasis in human beings