METHODS	Two DM 0.25 % formulations [ ointment ( DM-o ) and fatty ointment ( DM-fo , water-free ) ; class III corticosteroids ] , the corresponding active ingredient-free vehicles and three comparators of different strength [ clobetasol propionate 0.05 % ( CP 0.05 % ) , fatty ointment , class IV ; hydrocortisone ( HC ) 1 % , fatty ointment , class I , and betamethasone ( BM ) 0.05 % , fatty ointment , class III ] were tested using the vasoconstriction assay .\