Cold Sores (Nongenital Herpes Simplex Infections) Center

Herpes simplex infections are common and when they appear around the mouth and lips, people often refer to them as "cold sores" and "fever blisters." Canker sores are different than cold sores. Air droplets can spread the virus, as can direct contact with the fluid from the blisters. Cold sore treatment include over-the-counter medication, as well as prescription medications. Read more: Cold Sores (Nongenital Herpes Simplex Infections) Article

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Medically Reviewed by a Doctor on 11/14/2017

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