Practical tips for warfarin dosing and monitoring

Start with 5 mg Warfarin should be started at a dose of 5 mg per day. Randomized trials22,23have shown that patients are more likely to have a thera-peutic INR 3 to 5 days after starting warfarin with a 5-mg dose than with a 10-mg dose. Also, a 10-mg dose more frequently results in supratherapeutic INR values. We recommend a lower starting dose in: ................
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