Cold sores (herpes labialis)

Cold sores are fluid-filled blisters around the lips and mouth caused by the herpes simplex virus, often starting with a tingle or itch.

Treatments our pharmacist can prescribe

For your information only: in Ontario, our pharmacist can assess this condition and, when appropriate, prescribe from the medications listed below. This information is provided for educational purposes - it is not an offer to sell. These are prescription treatments that require a pharmacist assessment, and the right option is chosen for you.

  • Antivirals: Acyclovir, Docosanol, Famciclovir, Valacyclovir
  • Anti-inflammatory agents: Hydrocortisone

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