Disclosed is a pharmaceutical composition consisting essentially of a water/hexylene glycol mixture having 30 to 55 percent (w/w) water, 45 to 70 percent (w/w) hexylene glycol and one or more functional components, each of which is soluble or dispersible in the water/hexylene glycol mixture, one of the components being a corticosteroid, corticosteroid ester or a pharmaceutically acceptable salt thereof.