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Edoxaban

Brand names: Savaysa

Edoxaban is a once-daily blood thinner that lowers stroke risk in atrial fibrillation and treats blood clots.

Brand namesSavaysa
Type of medicineBlood thinner (anticoagulant)
Prescription?Prescription
ImportantThis page is general information, not a prescription. Don't start, stop, or change a medicine without talking to your provider or pharmacist.

Overview

It blocks factor Xa and doesn't need regular INR tests.

What it's used for

  • Lowering stroke risk in AFib
  • Treating clots in the legs or lungs

How to take it

  • Take it once a day, with or without food.
  • Don't stop without asking your provider.
  • Tell every provider and dentist you take it.

Your dose depends on your health and other medicines. Always follow your prescription label, and ask your pharmacist if anything is unclear.

Side effects

Common side effects

  • Bruising
  • Minor bleeding
Call 911Vomiting blood, coughing up blood, or bleeding that won't stop
Call 911Sudden weakness, trouble speaking, or a severe headache
Call your provider todayBlack or bloody stools, or pink or brown urine

Warnings

  • Boxed warnings: stopping early raises stroke risk; spinal bleeding with spinal procedures; it works less well in AFib when kidney function is very good.

Other medicines, foods, and alcohol

  • Aspirin, NSAIDs, other blood thinners, and SSRIs raise bleeding risk.
  • Rifampin lowers its effect.

Tell your provider and pharmacist about every medicine, vitamin, and supplement you take.

Pregnancy and breastfeeding

Talk with your provider.

Missed doses, overdose, and storage

If you miss a dose

Take it as soon as you remember, unless it's almost time for your next dose. Then skip the missed dose. Don't take two doses at once.

If someone takes too much

Call Poison Control at 1-800-222-1222 or get help online at poison.org. Call 911 if the person collapses, has a seizure, has trouble breathing, or can't be woken.

Storing it

Store at room temperature, away from heat and moisture (not in the bathroom), and out of reach of children and pets.

Conditions it's used for

Sources

Last updated 2026-11-13.