Compeed Cold Sore Patch. Compeed Cold Sore Patch Night 12s Compeed Cold Sore Night Patch is the only cold sore treatment for night time healing with Hydrocolloid-075 particles and soothing Tanacetum PFE. Stays on your cold sore to ensure treatment all night long while you sleep. Compeed Cold Sore Night Patch for extra treatment at night, complementing your treatment during the day: Treats all night for fast healing Relieves pain, itching and swelling Better protection and hygiene for optimal wound healing at night Works with your body’s natural recovery at night 12 Patches (1.5cm x 1.5cm) for 2 treatment cycles