including creams, gels, lotions, oils, and bath additives. Coal tar shampoos are also available to treat scalp psoriasis. Compound pharmacists who customize medications can mix crude coal tar or ...

A comparative study against calcipotriol suggests that coal tar (15% solution in aqueous cream) is less effective ... in shampoos for treatment of scalp psoriasis.

At one time psoriasis was rather neglected in terms of drug development - which is surprising when you think how many people are affected,' says Dr Walton. 'There were a lot of messy coal-tar ...