Abreva Docosanol 1 Percent Cream is a cold sore treatment that acts fast to tackle cold sores at their source. Formulated with docosanol 1 percent, this fever blister and cold sore medication helps to shorten the duration of tingling, pain, burning and itching associated with cold sores if used as directed at the first sign of a tingle. Unlike other cold sore remedies that just soothe symptoms, Abreva Cold Sore Treatment penetrates deep to create a barrier around healthy skin cells to prevent the spread of herpes simplex virus type 1 (HSV-1). Abreva Cream is a nonprescription cold sore medicine that shortens healing time to heal cold sores in as few as 2 1/2 days . This healing cream should be applied 5 times a day until your cold sore is fully healed, for a maximum of 1 days. This Abreva Docosanol 1 Percent Cream tube is easy to apply and take on the go.