- Additional information
Advanced anti-viral treatment. Vectavir heals your cold sore fast even if applied after the cold sore has begun to develop. Nothing is clinically proven to be more effective for the treatment of cold sores.
|Active Ingredients:Penciclovir 1%
Dosage:Apply to the affected area at approximately 2 hourly intervals throughout the day for 4 days.
Warnings:If symptoms persist seek medical advice