What is Denavir: Uses, Warnings & Interactions

Your doctor may tell you to use enough of the cream to cover the cold sores, every 2 hours (while you are awake) for 4 days.

Start using the medicine at the first sign of a cold sore (tingling, swelling, or itching).

Wash your hands with soap and water before and after using this medicine.

Use this medicine on the sores on your lips or face. It should not be used in your mouth. Do not put the medicine in or near your eyes.

Your doctor will tell you how much medicine to use and how often.

Start using the medicine at the first sign of a cold sore (tingling, swelling, or itching).

Wash your hands with soap and water before and after using this medicine.

Use this medicine on the sores on your lips or face. It should not be used in your mouth. Do not put the medicine in or near your eyes.

Your doctor will tell you how much medicine to use and how often.

Your doctor may tell you to use enough of the cream to cover the cold sores, every 2 hours (while you are awake) for 4 days.

Skip the missed dose if it is almost time for your next regular dose.

Use the medicine as soon as possible, unless it is almost time for your next dose.

Do not apply two doses at the same time.

You should not use this medicine if you have had an allergic reaction to penciclovir. Tell your doctor if you have had an allergic reaction to acyclovir, famciclovir, valacyclovir, or ganciclovir.

Tell your doctor if your symptoms do not improve after using this medicine for several days, or if your symptoms get worse.

If you are pregnant or breastfeeding, talk with your doctor before using this medicine.

You should not use any other medicine on the sores, unless your doctor has told you to.

Tell your doctor if your symptoms do not improve after using this medicine for several days, or if your symptoms get worse.