The INR is a blood test that determines the dose of
warfarin/coumadin you need.
We will do a finger stick to get the amount of blood needed for
We can also draw blood for any other test ordered by your doctor.
Please bring the order your doctor gives you to your clinic
We will contact you with your lab results and any changes that
need to be made in your warfarin/coumadin dosage.
If you do not hear from us the day you have your blood drawn,
take your usual dose of warfarin/coumadin and we will call you
the next day.
If you do not receive a call within 24 hours, please call us toll
free (800) 667-1028.