Zovirax Duo is a cold sore cream clinically proven to help stop a cold sore progressing to a blister. Its unique dual-active formula combines an anti-inflammatory and an anti-viral agent to help prevent the blister and speed up healing time when used early.
Zovirax Duo is a cold sore cream clinically proven to help stop a cold sore progressing to a blister. Its unique dual-active formula combines an anti-inflammatory and an anti-viral agent to help prevent the blister and speed up healing time when used early.
