I would either use Povidone-Iodine (Betadine) or Chlorhexidine Digluconate (Sterilon). Both can be used in a wound and don't sting, but the sterilon can be used if someone is allergic to betadine
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''It's time for Plan B...'' ''We have a Plan B?'' ''No, but it's time for one.'' -Stargate SG-1