LOW-dose vitamin K used in some warfarin patients
June 2009
You'll see LOW-dose vitamin K used in some warfarin patients.
In the past, clinicians often advised warfarin patients to avoid foods high in vitamin K...for fear warfarin wouldn't work as well.
But it turns out a diet too low in vitamin K makes it MORE difficult to manage INR...because any change in dietary vitamin K can translate into big fluctuations in INR.
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