Compare Coumadin vs. Pradaxa

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Coumadin (warfarin)

Prescription only

Pradaxa (Dabigatran)

Prescription only
Prevents blood clots.

Coumadin (warfarin) is a cheap and effective medicine that prevents new blood clots. It requires regular blood tests and you'll need to eat, exercise, and take your medicines consistently.

5.2/ 7 average rating with 513 reviewsforCoumadin
Prevents blood clots.

Pradaxa (Dabigatran) is a good medication for preventing blood clots. It doesn't require regular blood tests or changing doses often. It can be expensive and there's no way to reverse the medication's effects.

Upsides
  • Coumadin (warfarin) is available as a generic, so it should be less expensive than the brand version.
  • In case you start bleeding too much while using Coumadin (warfarin), your doctor can give you another drug that reverses Coumadin (warfarin)'s effects.
  • Coumadin (warfarin) comes in numerous strengths.
  • Coumadin (warfarin) has been around for a long time and is one of the most commonly used 'blood thinner' medicines.
  • Clinical studies have shown that the risk of stroke and blood clots is lower than with warfarin, another popular "blood thinner" (anticoagulant).
  • Doesn't require regular blood tests or frequent dose changes.
  • In studies comparing Pradaxa (Dabigatran) to other "blood thinners", it worked just as well in preventing strokes and was better in lowering the risk of bleeding.
Downsides
  • Raises your risk of bleeding and bruising.
  • Requires regular blood work, such as an INR, to make sure Coumadin (warfarin) is working correctly.
  • Your daily dose of Coumadin (warfarin) can change if you change your diet, exercise patterns, or use of alcohol.
  • A lot of other drugs and supplements interact with Coumadin (warfarin), so you'll need to check with your doctor or pharmacist before starting any new medicines.
  • Not available as generic.
  • There are no antidotes to stop bleeding caused by taking too much Pradaxa (Dabigatran).
  • Can't take during pregnancy.
Used for
Dosage forms
  • Pill
  • Pill
Price
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$4
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$387.78
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Reviews
513 
61%
think this treatment is worth it
54%
think this treatment works well
21%
think this treatment is a hassle

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Side effects
The Coumadin (warfarin) FDA package insert doesn’t have numbers about how common side effects are.
10possible side effects
  • GI side effect
    35%
  • Any side effect
    21%
  • Any bleed
    20%
  • Dyspepsia
    8%
  • Major gastrointestinal bleed
    6%
  • Major bleed
    3%
  • GI bleed
    3%
  • Gastritis-like symptoms
    3%
  • Life-threatening bleed
    2%
  • Gastrointestinal bleed
    2%
See more detailed side effects
Risks and warnings
  • Life threatening bleeding

    Coumadin (warfarin) dose too high

    ...and 8 more risk factors

  • Harm to fetus

    Women of childbearing age

See more detailed risks and warnings
  • Blood clots

    Stopping Pradaxa (Dabigatran) too soon

  • Blood clot in the spine

    Spinal tap

    ...and 2 more risk factors

  • Unusual bleeding

    Drug interactions

    ...and 1 more risk factors

  • Increased risk of stroke or bleeding

    Artificial heart valve

See more detailed risks and warnings