Warfarin Dosing Calculator

Calculate warfarin dose adjustments based on current INR, target range, and INR stability.

Current Status

Total mg per week (e.g., 5mg x 7 days = 35mg)

INR Status

2.5

In Therapeutic Range

Target: 2-3

Suggested Weekly Dose

35.0 mg

(5.0 mg/day avg)

Dose Adjustment

0%

No change

Recommendation

Maintain current dose. Extend monitoring interval if stable.

Next INR check: 4-6 weeks

Time in Therapeutic Range

100%

Good control

INR Stability (CV)

3.4%

Stable

Disclaimer: This calculator provides general guidance only. Warfarin dosing requires clinical judgment and should be managed by a healthcare provider. Individual patient factors may require different approaches.