Carmex Cold Sore Treatment
Over-the-counter product works on contact to block pain.
Carmex Cold Sore Treatment, featuring TriPLEX Formula advanced technology, combines three different optical brightener and filler technologies designed to provide appearance-minimizing benefits. According the manufacturer, Carma Laboratories Inc., the product is the only over-the-counter cold sore treatment that works on contact to block pain and itch with 10-percent Benzocaine, while also minimizing the appearance of a cold sore.