Entrust Ostomy Care No-Sting Skin Barrier Film Pump Spray 2oz Bottle 7202. Sting Barrier Film Spray.“ Its primary benefit is to protect the skin from damage caused by repeated applications of adhesive, which is common in ostomy care. The spray creates a barrier on the skin, and since it is „alcohol free,“ it won’t sting upon application. The instructions are to spray a few pumps on the skin and allow it to air dry. The bottle contains 2 fluid ounces of the product