A Clearinghouse for Information about Blood Clots (DVT/)PE) and Clotting Disorders (thrombophilia) provided as a public service by the University of North Carolina Blood Research Center
When a patient on warfarin bleeds more than usual it is important to make sure that the INR is not above the desired (therapeutic) range. If the INR is too high, i.e. the blood is too thin, warfarin may have to be interrupted; if it is very high vitamin K sometimes has to be given…