Compeed Cold Sore patch is clinically proven to heal your cold sore, with Hydrocolloid technology, active gel that acts as a second skin. Sealing your cold sore to accelerate your body’s natural healing mechanism. Heals fast and instantly relieves pain, tingling, itching and burning.Compeed is for fast healing and to help in the reduction of scabbing. It starts to work from the very first sign and continues throughout all stages. It’s discreet design helps to protect the cold sore and help avoid social embarrassment.This patch also creates a virus shield to help reduce the risk of contamination.For best results start using when you first feel a tingle and continue using a patch day and night throughout the break until the lesion is fully healed.The patch will stay in place for up to 12 hours.