Smith and Nephew SKIN-PREP - NO STING Skin Prep Wipes/Spray is a liquid film skin prep solution that can be used on both intact and damaged skin. This skin barrier helps prepare skin for drainage tubes, external catheters, ostomy sites and other adhesive dressings. Safe for both urological and ostomy use, NO-STING features an alcohol free formula that reduces painful stinging. This skin barrier resists peeling and cracking, and is easily removed with soap and water. Only one coat is needed to form a protective film, making patients more comfortable during application.