Compare Arixtra vs. Heparin

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

Arixtra
(Fondaparinux)

Heparin

Coming soon.Prevents blood clots. Heparin is a good anticoagulant that prevents blood clots. However, you'll need to get frequent blood tests to make sure it's working well.
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Reviews & ratings
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Side effects
ArixtraHeparin

We haven’t found good data for Arixtra side effects.

FDA side effect reports for Arixtra »

We haven’t found good data for Heparin side effects.

FDA side effect reports for Heparin »
How it works
ArixtraHeparin
Coming soon.Heparin is an anticoagulant that binds with proteins and platelets to stop blood clots from being made and traveling to the brain, heart, and lungs.
Type of medication
ArixtraHeparin
Coming soon.
Anticoagulant
Heparin
Prescription only
Available as
ArixtraHeparin
  • Injection
  • Injection
Used for (click to learn more)
ArixtraHeparin
  • Deep venous thrombosis
Risk factors for serious side effects
ArixtraHeparin
Coming soon.
  • History of bleeding problems
  • Severe high blood pressure
  • Older age
  • Heparin-induced thrombocytopenia
Detailed Heparin risks & warnings »
Pregnancy category
ArixtraHeparin
BFDA pregnancy category (Probably safe)

Research studies with animals haven’t found a risk to unborn babies, but it hasn’t been properly studied in humans.

See the FDA package insert
CFDA pregnancy category (Weigh risks vs. benefits)

Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

See the FDA package insert
Alcohol
No specific alcohol-related info.No specific alcohol-related info.
Food
No specific food-related info.No specific food-related info.
Kidneys and liver
No specific kidneys and liver-related info.No specific kidneys and liver-related info.
Sex
No specific sex-related info.No specific sex-related info.
Sleep
No specific sleep-related info.No specific sleep-related info.
Weight
No specific weight-related info.No specific weight-related info.
Upsides and benefits
ArixtraHeparin
Coming soon.
  • Safe to use in pregnancy and if you're breast feeding.
  • There are other medications that can help stop unexpected bleeding while taking Heparin.
  • Available as a generic medication.
  • Usually used in the hospital, but can be given at home too.
Downsides and risks
ArixtraHeparin
Coming soon.
  • You'll need to get labs/blood draws done on a regular basis to make sure the drug is working and to make sure you don't get unexpected side effects.
  • You can be at higher risk for bleeding or clotting while taking Heparin compared to other anticoagulants.
Tips from our pharmacists for people taking the medication
ArixtraHeparin
Coming soon.
  • Make sure to change where you inject Heparin every time.
  • Don't take aspirin or other anti-inflammatory medications without talking to your doctor first.
  • You will have to do regular blood draws or labs to make sure that Heparin is working for you.
Learn more
More about ArixtraSide effectsFDA package insert
More about HeparinSide effectsReviews & ratingsAlternativesFDA package insert