Powered by plant-based infusions, these adhesive patches steadily release their ingredients into your body over 8-12 hours. With green tea, vitamin B1 and DHM - derived from the Japanese raisin tree and thought to remedy hangovers - this Rescue patch is formulated to help you recover from a big night out. Wear one patch at a time and apply to a dry, venous area such as the inside of your wrist or top of your foot.