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Cockcroft-Gault Creatinine Clearance Calculator

CrCl = (140−age)×weight/(72×SCr) — kidney drug dosing.

Estimates creatinine clearance (CrCl) using the Cockcroft-Gault formula for drug dosing in renal impairment.

Priya Venkatesan By Priya Venkatesan
Published Last reviewed 1 min read

Inputs

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

CrCl = (140−age)×Wt/(72×SCr) × 0.85 if female

In depth

Estimates creatinine clearance (CrCl) using the Cockcroft-Gault formula for drug dosing in renal impairment.