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Docosanol, Topical

What are other names for this medicine?

Generic and brand names: docosanol, topical; Abreva

What is this medicine used for?

This medicine is used on the skin to treat cold sores or fever blisters on the face or lips. It shortens healing time and relieves symptoms such as tingling, pain, burning, or itching.

How do I use it?

This medicine is recommended for use by adults and children over 12 years of age.

Use this medicine on the skin only. Keep the cream away from your eyes. If some of the medicine gets into your eyes, rinse them with plenty of cool water.

Before you use this medicine, wash your skin with mild soap and warm water. Rinse and pat dry with a soft towel. Put a thin layer of medicine on the area where you need it at the first sign of a cold sore or fever blister.

Use this medicine exactly as your health care provider prescribes. If your health care provider has not given you specific instructions, follow the directions that come in the medicine package.

What should I watch out for?

If your sores do not get better in a few days, or they get worse, check with your health care provider.

Do not use cosmetics while you are using this medicine because the combination can irritate the skin.

Females of childbearing age: Tell your health care provider if you are pregnant or plan to become pregnant. Do not breast-feed while taking this medicine without your health care provider's approval.

What are the possible side effects?

Along with its needed effects, your medicine may cause some unwanted side effects. Some side effects may be very serious. Some side effects may go away as your body adjusts to the medicine. Tell your health care provider if you have any side effects that continue or get worse.

Common: Irritation, burning, redness, scabbing, headache.

What products might interact with this medicine?

No significant drug interactions have been reported. Do not use cosmetics that may irritate the sores.

Keep a list of all your medicines (prescription, nonprescription, supplements, natural remedies, and vitamins) with you. Be sure that you tell all health care providers who treat you about all the products you are taking.


This advisory includes selected information only and may not include all side effects of this medicine or interactions with other medicines. Ask your health care provider or pharmacist for more information or if you have any questions.

Ask your pharmacist for the best way to dispose of outdated medicine or medicine you have not used. Do not throw medicine in the trash.

Keep all medicines out of the reach of children.

Do not share medicines with other people.

Developed by McKesson Health Solutions LLC.
This content is reviewed periodically and is subject to change as new health information becomes available. The information is intended to inform and educate and is not a replacement for medical evaluation, advice, diagnosis or treatment by a healthcare professional.
Copyright © 2003 McKesson Health Solutions LLC. All rights reserved.
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