Thiazide diuretics Carbonic anhydrase inhibitors (e.g., acetazolamide) Nat-Cl symport Na and HCO;- reabsorption Aldosterone antagonists (e.g., spironolactone) Nat channel (indirect effect) Loop diuretics (e.g., furosemide) Amiloride, #triamterene Nat-K+-2CF symport Na channel (direct effect) #NaCI reabsorption y - > H20 reabsorption + ECF volume y