Drug of choice for nephrogenic diabetes insipidus is:-
Mannitol
Spironolactone
Thiazides
Demeclocycline
Diabetes insipidus Central Nephrogenic Desmopressin (DOC) Thiazides (DOC) (As endogenous ADH is already present that is not able to work, so there is no point in giving ADH(desmopressin))
Kidney