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A Sharecare Ad Target User , Administration, answered. An outbreak of oral herpes, or cold sores, should go away on its own in about one or two weeks. Antiviral medications can help them heal faster if taken early. Talk to your doctor if your cold sores do not go away after two weeks. Helpful? 1 person found this helpful.
cold sores are a Natural virus inside your body. The abbreva will help but the ice is the free and easy way to get them to go away.Put the ice on the cold sores until your lips goes numb. Keep putting the ice on it until it goes away away like 3 times a day. Try taking vitamins or emergen-C is this situation due to the virus.