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1 Μαΐ 2023 · INR monitoring is most commonly required for the patients who are on warfarin, a vitamin K antagonist. The dose of warfarin is adapted based on INR scores so that it remains in the therapeutic range to prevent thrombosis from subtherapeutic INR or hemorrhagic complications from supratherapeutic INR.
10 Αυγ 2023 · Target INR: 2.5 (range: 2 to 3) Duration of therapy: Indefinite. Comments: For patients with atrial fibrillation (AF) and prosthetic heart valves, target INR may be increased depending on valve type, valve position, and patient factors.
27 Ιουν 2023 · If the INR is below the target range, a person is considered under-anticoagulated, and there is an increased risk of clotting. If the INR is above the target range, the person is considered over-anticoagulated, and there is an increased risk of bleeding.
10 Φεβ 2021 · The use of warfarin is declining with preference now being given to direct oral anticoagulants (DOACs) as first-line therapy in common anticoagulation indications, such as VTE treatment and prevention of recurrence, and stroke prevention in non-valvular atrial fibrillation (NVAF).
the right dose of warfarin. If your INR is too low, you could be at risk for a blood clot – but if it’s too high, you could experience bleeding. A typical INR target ranges from 2-3 but can vary from patient to patient. Patients with a tendency towards clotting may have a range targeting 3-4, whereas patients with a higher bleeding
This guideline outlines the evidence for managing anticoagulation therapy with oral vitamin K antagonist (warfarin). For dosing and monitoring of warfarin therapy it is recommended that standardized and validated decision support tools be used for most patients.
3 Μαρ 2009 · It is important to monitor the INR (at least once a month and sometimes as often as twice weekly) to make sure that the level of warfarin remains in the effective range. If the INR is too low, blood clots will not be prevented, but if the INR is too high, there is an increased risk of bleeding.
