Warfarin Dosing Calculator

Estimate warfarin weekly dose from INR

Note: Adjust dose based on target INR (usually 2–3 for AF/VTE). This is a simplified adjustment guide only.

INR

Current INR

Current Weekly Dose (mg)

Target INR

⚠️ Not medical advice. For educational purposes only. Always consult a qualified healthcare professional before making health or treatment decisions.

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