Harvard Heart Letter

Take the hassle out of taking warfarin

People who take warfarin (Coumadin, Jantoven, generic) should have periodic blood tests to make sure their blood is clotting correctly. For some, home monitoring or less frequent blood testing could make it easier to take this temperamental drug. Ultimately, you and your doctor should decide on an optimal warfarin-monitoring routine. Consider alterations in venue or frequency only if you have a six-month track record of being in range with few or no dosage adjustments. And remember that less frequent contact with the clinic or monitoring from home reduces the amount of potentially helpful advice you'd receive from health care providers.
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