Dynarex Povidone Iodine Swabsticks are ideal for antiseptic skin preparation, venipuncture, I.V. starts, renal dialysis, pre-op prepping, and other minor invasive procedures. They are saturated with a 10 percent povidone iodine solution (a solution similar to Betadine) and are conveniently packaged for use in first aid kits in the home, at school, or most any medical setting.