A 50-year-old man has a history of frequent episodes of renal colic with high-calcium renal stones. The most useful agent in the treatment of recurrent calcium stones is
The thiazides are useful in the prevention of calcium stones because these drugs inhibit the renal excretion of calcium.
In contrast, the loop agents facilitate calcium excretion, so can be used in hypercalcemeia
Mnemonics: Loop diuretic looses calcium