Smith and Nephew IV Prep Antiseptic Wipes- Smith & Nephew I.V. Preps are an antiseptic wipe used to effectively prepare the skin before injections and venipuncture. Each wipes is individually wrapped in a foil pack. Made by Smith & Nephew, these IV Prep Antiseptic Wipes contain 70% Isopropyl Alcohol. IV Prep alcohol wipes help reduce bacterial contamination and are effective, easy to use, and cost effective.