- Disinfect minor cuts, scrapes, and burns with Swan Iodine Tincture. This antiseptic solution helps prevent infection and promotes healing. A must-have for first aid kits. It s designed for external topical application and can help prevent skin infection in minor cuts scrapes and burns. This iodine tincture antiseptic is available in a convenient bottle that s the ideal size for storing in a first aid kit or vehicle for on the go use. It can be applied to a wound one to three times daily for maximum protection.