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Anesthetic Ointments Contributions by ColleenO

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Side effects are possible but rare.

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Dry the area well before applying the anesthetic ointment, and apply no more than four times per day.

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Anesthetic ointments can help relieve the pain that may be associated with a cold sore outbreak. Benzocaine (Americaine Topical Anesthetic, Lagol) is an example.

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Anesthetic ointments work by numbing the area of the cold sore.

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