Desmopressin (Brand name: DDAVP) is an artificial derivative of vasopressin, being similar to the antidiuretic hormone (ADH) that naturally produced in the body. It is used for the treatment of diabetes insipidus, bedwetting, hemophilia A, von Willebrand disease and high blood urea levels. It is capable of increasing the water permeability in the renal tubular cells, further increasing the urine concentration and decreasing the urine production. Therefore, it can be used to prevent and control severe thirst, urination and dehydration caused by various kinds of reasons including injury, surgery and certain medical condition. This help you sleep throughout the night without being awaken by urinate.