High Voltage Double Flush Liquid & Capsules Combo are specially formulated with a unique blend of B-Vitamins, Creatine and numerous nutrients and herbal extracts that are combined in each bottle and our Fast Flush Capsules have a unique blend of B-Vitamins, Creatine and numerous nutrients and herbal extracts that are combined in each Capsule to remove unwanted toxins and pollutants from your urinary tract. High Voltage Fast Flush Capsules and Liquid take effect within 30 minutes and can last up to 12 hours depending on ones metabolism and the amount of Toxins in their systems.