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Warfarin - Meaning, Definition & English Examples

Warfarin is a blood-thinning medication used to prevent harmful blood clots. It is commonly prescribed for conditions like atrial fibrillation or after surgeries to reduce stroke risk. Patients require regular monitoring while taking it.

warfarin

/ˈwɔrfərɪn/ /ˈwɔːfərɪn/

Definition:

An anticoagulant drug used to prevent blood clots by inhibiting vitamin K-dependent clotting factors.

Synonyms:

Coumadin, Jantoven, Marevan

Part of Speech:

noun

Antonyms:

coagulant, procoagulant

Common Collocations:

warfarin therapy, warfarin dosage, warfarin side effects, warfarin interaction

Derivatives:

warfarized, warfarization

Usage Tips:

Use "warfarin" when discussing blood-thinning medications; monitor INR levels for safe dosing.

Common Phrases:

on warfarin, warfarin regimen, adjust warfarin dose

Etymology:

Derived from "Wisconsin Alumni Research Foundation" + "-arin" (suffix for anticoagulants), discovered in the 1940s.

Examples:

  • 1. The doctor prescribed warfarin to prevent blood clots after surgery.
  • 2. Warfarin requires regular blood tests to ensure proper dosage.
  • 3. Avoid excessive vitamin K while taking warfarin to maintain effectiveness.
  • 4. Her bleeding risk increased due to a high warfarin dose.

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