Betadine Dry Powder Spray Betadine Dry Powder Spray is an antiseptic for the treatment & prevention of infection in wounds including ulcers, burns, cuts & other minor injuries. Ingredients The active ingredient is Povidone Iodine (2.5% w/w). The other ingredients are Isopropyl Myristate, N-Pentane, Butane 40 & Soya Lecithin. Directions Adults & children over 2 years: shake can before use, spray the required area from a distance of 15-25cm (6-10 inches) until a dusting of powder is deposited. If necessary, cover with a dressing. Not for use in children under the age of 2.