Noctiva is part of the Vasopressins class and treats Bed Wetting and Overactive Bladder. Vasopressins are used to treat diabetes insipidus, hemophilia, Von Willebrand disease, and bed wetting. They work by increasing levels of vasopressin in the body to reduce symptoms. Noctiva is only available as a brand name drug. Get Noctiva for as low as $477.28, save up to 80% off the average retail price for the most common version, by using a GoodRx coupon.