How to use Zovirax® Duo
Zovirax® Duo is clinically proven to help prevent blisters from occurring
You can’t get rid of cold sores for good, but you can stop the blister from developing. Zovirax® Duo is the product of expert knowledge and unique science, that’s not only simple to use, but also clinically proven to help stop a cold sore progressing to a blister when applied at the first tingle. It will also reduce healing time, if the cold sore has already developed.


Zovirax® Duo in action
See how this unique combination of an anti-inflammatory agent with an antiviral works to help prevent the blister from occurring. It is also clinically proven to shorten healing time if a cold sore develops.


Zovirax® Duo FAQs
Got questions about the only non-prescription, dual-action cold sore medication available? You’ll find the answers here.
