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diuretics
| Question | Answer |
|---|---|
| Thiazides | best choice for elderly |
| Thiazides | reduce UCa: effective for hypercalciuria, increase in bone mineral density |
| Thiazides | adverse effects: hyponatremia, hyperglycemia, hyperlipidemia, hypokalemia |
| Thiazides | block NCC (Na/Cl cotransporter) in DCT |
| Loop diuretics, forosemide | block NKCC in TALH |
| Loop diuretics, forosemide | Used for HTN only in CKD; used frequently for CHF, nephrotic syndrome, cirrhosis. Most potent |
| Loop diuretics, forosemide | Increases calcium excretion |
| Loop diuretics, forosemide | Adverse effects: hypokalemia, metabolic alkalosis, hearing loss |
| K+ sparing diuretics | NOT used alone for HTN |
| Triamterene, amiloride | K+ sparing diuretics, block ENaC |
| Triamterene, amiloride | adverse effects: hyperkalemia, kidney stones |
| Spironolactone | K+ sparing diuretics, aldosterone antagonist |
| Spironolactone | adverse effects: hyperkalemia and gynecomastia |
| CA inhibitors e.g. acetazolamide | Used for glaycoma, lowers intraocular pressure; prophylaxis of acute mountain sickness; infrequuent use as diuretic |
| CA inhibitors e.g. acetazolamide | adverse effects: due to loss of HCO3: metabolic acidosis, hypokalemia, calcium-phosphate kidney stones |
| Conivaptan, tolvaptan | V2 receptor antagonists (block ADH binding to its receptor) |