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Antibiotic Ointments Contributions by ColleenO

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Possible side effects include skin irritation or allergy.

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Antibiotic ointments are applied, with clean hands, directly to the cold sore. They should not be used inside the mouth or too near the eyes. Use only as directed.

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Antibiotic ointments contain one or a combination of antibiotics that are sometimes effective in fighting secondary bacterial skin infections.

Common brand names include:

  • Neosporin
  • Polysporin
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Cold sores are caused by a virus, not a bacteria, but these ointments may be used to help treat a secondary bacterial infection.

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