Creatinine Clearance Calculator
Free creatinine clearance calculator using Cockcroft-Gault equation to estimate kidney function and GFR stage from age, weight and creatinine.
Note: Uses the Cockcroft-Gault equation. For reference only. Consult a healthcare provider for medical advice.
How to Use This Creatinine Clearance Calculator
- 1Enter your age in years
- 2Enter your weight in kilograms
- 3Enter serum creatinine in mg/dL
- 4Select gender and click Calculate for CrCl and stage
Formula
Cockcroft-Gault: CrCl = ((140 - Age) × Weight) / (72 × Serum Creatinine). For females, multiply by 0.85.
Frequently Asked Questions
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About Creatinine Clearance Calculator
Estimate your creatinine clearance (CrCl) and kidney function stage using the Cockcroft-Gault equation. Enter age, weight, serum creatinine, and gender to instantly see your CrCl in mL/min along with the corresponding kidney function stage (Normal, Mild, Moderate, Severe, or Kidney Failure). Commonly used by clinicians and students for drug dosing and CKD classification. For reference only — always consult a healthcare provider for medical advice.