Use a claw hammer to remove the nails. Insert the blade of a reciprocating saw behind boards as needed to cut off stubborn or broken nails that you can't remove with the hammer. Remove the remaining part of the nail with diagonal pliers. Grasp board B -- the weatherboard you're replacing -- with both hands.
Desmopressin, sold under the trade name DDAVP among others, is a medication used to treat diabetes insipidus, bedwetting, hemophilia A, von Willebrand disease, and high blood urea levels. In hemophilia A and von Willebrand disease, it should only be used for mild to moderate cases.
Updated June 15, 2016. The prescription medication desmopressin (sometimes called DDAVP) is a drug that mimics a naturally occurring hormone in the body and is used to treat nocturnal enuresis, or bedwetting, as well as other conditions. If behavioral treatments fail, desmopressin is the most effective drug to help children stop wetting the bed.