Definition of "warfarin" []

• A white crystalline compound, C19H16O4, used as a rodenticide and as an anticoagulant. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The FDA also raised concerns about the safety of rivaroxaban, noting "an excess of strokes in the rivaroxaban arm during the transition from blinded study drug to open label warfarin at the end of the study.""
• "Atritech has completed an 800-patient randomized clinical trial of the device that demonstrated a 38 percent relative risk reduction for stroke, cardiovascular death and systemic embolism compared with long-term warfarin therapy."
• "Administration advisory panel voted 7 to 5 in favor of approving a device for closure of the left atrial appendage (LAA) that they say is comparable to long-term warfarin therapy for the prevention of stroke in warfarin-eligible patients with nonvalvular atrial fibrillation (AF)."