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

Tag: coumadin

  • Coumadin®: Discontinuation of Sale

    Dr. Stephan Moll and Beth Waldron write (last updated April 28, 2020): The company making Coumadin® (warfarin sodium) tablets, Bristol-Myers Squibb (BMS), announced that it will discontinue the sale and distribution of Coumadin® (see the FDA filing here). A memo on the BMS website says: “all strengths of Coumadin® (warfarin sodium) tablets will be discontinued…

  • INR Self-Testing

    Stephan Moll, MD writes… A detailed, practical discussion on INR self-testing for patients is available here, addressing: Reasons to do INR self-testing Which patients are suitable What INR home monitoring devices are available Whether the devices give reliable INR results Whether insurance companies pay for them

  • Alcohol and Warfarin or Pradaxa

    A patient may ask: “I am on warfarin.  Is it o.k. for me to drink alcohol?  Does alcohol intake increase the INR?”   Does drinking alcohol change the INR in the patient on warfarin?

  • Alcohol and Blood Thinners (Warfarin, Pradaxa)

    A patient may ask: “I am on warfarin (Coumadin®, Jantoven®).  Is it o.k. for me to drink alcohol?  Does alcohol intake increase the INR?” Does drinking alcohol change the INR in the patient on warfarin?

  • Blood or Organ Donation: Being on Blood Thinners or Having a Thrombophilia

     “I am on warfarin (Coumadin®).  Can I donate blood?”  No.  A person on a blood thinner (anticoagulant), like warfarin, will not be accepted as a blood donor

  • Minor Cuts and Bleeding on Blood Thinners

    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…

  • Tattoos and Blood Thinners

    At times, individuals who are on blood thinners are considering getting a tattoo.  I am not aware of any medical publication assessing the amount of bleeding that were to occur if a patient got a tattoo while on warfarin or other blood thinners.

  • Prescription assistance: when you can’t afford a medication

    Beth Waldron, Program Director of the Clot Connect project, writes…. Approximately 1 in 5 people don’t take a medication a doctor has prescribed because they can’t afford to pay for it [ref 1].  While the cost of some outpatient “blood thinning” therapies (anticoagulants) can be substantial, failure to take a blood thinning medication as prescribed…