Aldactone • Mineralocorticoid receptor antagonist (potassium-sparing diuretic) • Kidney function: 30–44 mL/min/1.73m² (or CrCl 30–50)
The recommended dose of Spironolactone and Kidneys at 30–44 mL/min/1.73m² (or CrCl 30–50) — with monitoring notes for kidney disease and dialysis.
12.5-25 mg once daily, with monitoring.
Requires potassium ≤5.0 at start. Watch closely — hyperkalemia is the main risk.
Doses in this guide follow drug labels and renal-dosing references at each eGFR/CrCl level. Always confirm with your prescriber and pharmacy — your specific dose depends on other medications, conditions, and lab results.
Full Spironolactone and Kidneys kidney guideSpironolactone and Kidneys has its own monitoring requirements (eGFR, potassium, drug levels, or blood counts). These become more frequent as kidney function falls. Report unusual weakness, irregular heartbeat, or new side effects promptly.
Interactive drug-dosing tool