Information about Warfarin

    Warfarin uses

    Warfarin is used in the treatment and prevention of deep vein thrombosis and pulmonary embolism.
    It is also used after artificial heart valve implantation.

    How warfarin works

    Warfarin is an anticoagulant. It acts by preventing the formation of harmful blood clots. Although it does not dissolve the existing blood clots, it inhibits them from growing larger and causing serious problems.

    Common side effects of warfarin


    Available Medicine for Warfarin

    • ₹24 to ₹40
      Cipla Ltd
      4 variant(s)
    • ₹24 to ₹26
      Unichem Laboratories Ltd
      2 variant(s)
    • ₹20
      Samarth Life Sciences Pvt Ltd
      1 variant(s)

    Expert advice for Warfarin

    • Warfarin should be taken at the same time of the day to maintain consistent levels in your body.
    • Common side effects are bleeding. Inform your doctor if get blood in the urine, black stools, bruising easily, nosebleeds, bleeding from your gums, bleeding from cuts that take a long time to stop, and heavier than normal menstrual bleeding.
    • Requires regular blood test, such as an INR, to make sure Warfarin is working correctly.
    • If you cut yourself, apply firm pressure to the site for at least five minutes using a clean, dry dressing. Immediately inform your doctor or contact a hospital emergency if you are unable to stop bleeding.
    • Foods rich in vitamin K may affect your INR result. Such foods include green leafy vegetables, liver, egg yolks, cereals containing wheat bran and oats, avocado, olive oil and broccoli.
    • Warfarin should not be used in the first and third trimester of pregnancy. You may breast feed while taking Warfarin.
    • Inform your doctor if you have ever been diagnosed with kidney or liver problems.

    Frequently asked questions for Warfarin


    Q. Is warfarin an anti-platelet or a beta-blocker drug?
    No. Warfarin is not an anti-platelet or beta blocker. It is an anti-coagulant drug
    Q. Is Warfarin safer than Xarelto?
    Both warfarin and Xarelto (rivaroxaban) are equally safe in the treatment of blood clotting. More precaution required while using these drugs. Always follow the advice of the doctor regarding its use
    Q. How long can I take warfarin for?
    Warfarin should only be taken for the duration prescribed by your doctor
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    Q. Is warfarin safe?
    Yes. Warfarin is relatively safe if used as recommended. In case of any side-effects, consult your doctor
    Q. What can I take for pain/cold if I am taking warfarin?
    Please consult your doctor for medicines to be taken with warfarin in case of pain or cold
    Q. Can I take warfarin with aspirin, tramadol, Viagra, Tylenol, ibuprofen, or glucosamine?
    Warfarin may react with aspirin, tramadol, Viagra, Tylenol, ibuprofen or glucosamine. Please consult your doctor before use
    Q. Does warfarin cause constipation, fatigue, headache, or weight gain?
    Warfarin may cause constipation, fatigue, headache, or weight gain. If you experience any such symptoms, please consult your doctor.
    Q. Can I take Warfarin with Betahistine?
    Warfarin and Betahistine can be taken together. No harmful side effects or any other clinical interactions have been seen when the two drugs are taken together.
    Q. Can I take Warfarin with sildenafil?
    Warfarin can be taken with Sildenafil , no significant drug interactions have been seen between the two. However, there have been some clinical reports of penile fracture in patients using sildenafil with Warfarin. Inform your doctor before taking the two drugs together.

    Content on this page was last updated on 06 September, 2017, by Dr. Varun Gupta (MD Pharmacology)