Zovirax is used for the treatment of cold sores. The active ingredient is aciclovir, an antiviral agent.
Apply Zovirax at the first signs of a cold sore (such as tingling and itching). It can also be used to speed up healing if a cold sore has already appeared.
Take special care with Zovirax.
Tell your doctor or pharmacist before use if you are taking any regular medication on prescription or over-the-counter products.
This product is unlikely to interact with other medication. However, please speak to your pharmacist or doctor if you are using any other medication for the skin.