Johnson&Johnson COMPEED Herpes Patch COMPEED Invisible Herpes Patch accelerates healing and stays on the skin for up to 12 hours. Specifications: It starts working from the first signs of herpes and works at all stages to stop the aggravation of herpes. Compeed Discreet Herpes Medicine Patch creates an antiviral shield to reduce the risk of infection. It is invisible, helps to avoid feelings of embarrassment. Heals, protects, hides. Can be worn with a mask. *in some cases, this time may vary.