your best off using hydrogen peroxide mate its very good you can get it from your pharmacy if you get some get 20 volts hydrogen peroxide and get a small tub and put 10ml of hydrogen peroxide in the tub then add 5ml of boiling water to it you use a syringe and carefuly go around the edges and work into the centre this stuff works from inside to outside of the wound i rate it 100% well worth a try