A child with diabetes insipidus receives desmopressin acetate. when evaluating for therapeutic effectiveness, the nurse should interpret which finding as a positive response to this drug?

Desmopressin promotes renal conservation of water by acting on the collecting ducts of the kidney to increase their permeability to water resulting in increased water reabsorption.

The therapeutic effect of this medication would be manifested by a decreased urine output, which the nurse should interpret as a positive response to the drug.