For the interactive calculator, open the full CalcHealth page.
Open Full CalculatorFrequently Asked Questions
What is a therapeutic INR range?
For most indications: 2.0–3.0. For mechanical heart valves: 2.5–3.5.
Estimate warfarin dose adjustments based on current and target INR. For anticoagulation management guidance.
For the interactive calculator, open the full CalcHealth page.
Open Full CalculatorFor most indications: 2.0–3.0. For mechanical heart valves: 2.5–3.5.