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Anticoagulant Drugs: Low-Molecular-Weight Heparins01:30

Anticoagulant Drugs: Low-Molecular-Weight Heparins

Hemostasis is a crucial process that prevents excessive blood loss from damaged blood vessels. It involves various mechanisms such as vasoconstriction, platelet adhesion and activation, and fibrin formation. The importance of each mechanism depends on the type of vessel injury. In contrast, thrombosis is the abnormal formation of a blood clot within the blood vessels, leading to potential complications if the clot obstructs blood flow. Thrombosis can be caused by increased coagulability of the...
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Updated: Jun 12, 2026

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation
23:33

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation

Published on: February 28, 2012

Will warfarin ever be replaced?

Christian T Ruff1, Eugene Braunwald

  • 1TIMI Study Group, Cardiovascular Division, Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, USA. cruff@partners.org

Journal of Cardiovascular Pharmacology and Therapeutics
|May 21, 2010
PubMed
Summary
This summary is machine-generated.

Novel oral anticoagulants offer a safer and more convenient alternative to warfarin for preventing and treating thromboembolism, stroke in atrial fibrillation patients, and acute coronary syndromes.

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Last Updated: Jun 12, 2026

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation
23:33

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Published on: February 28, 2012

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
28:13

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation

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Rapid Point-of-Care Assay of Enoxaparin Anticoagulant Efficacy in Whole Blood
11:17

Rapid Point-of-Care Assay of Enoxaparin Anticoagulant Efficacy in Whole Blood

Published on: October 12, 2012

Area of Science:

  • Pharmacology
  • Cardiovascular Medicine
  • Hematology

Background:

  • Arterial and venous thromboembolism cause significant global morbidity and mortality.
  • Warfarin (a vitamin K antagonist) has been the sole oral anticoagulant for over 50 years, despite limitations.
  • Warfarin's narrow therapeutic index requires frequent monitoring and dose adjustments, causing patient and clinician inconvenience.

Purpose of the Study:

  • To review and compare data on novel oral anticoagulants.
  • To evaluate their efficacy and safety in various clinical applications.

Main Methods:

  • Literature review and data synthesis.
  • Comparison of novel anticoagulants with warfarin.
  • Analysis of clinical trial data for prophylaxis and treatment of venous thromboembolism, acute coronary syndromes, and stroke prevention in atrial fibrillation.

Main Results:

  • Novel oral anticoagulants show promise for effective, safer, and more convenient anticoagulation.
  • Data suggests potential benefits in preventing thromboembolism and stroke.
  • These agents may reduce the need for frequent monitoring associated with warfarin.

Conclusions:

  • Novel oral anticoagulants represent a significant advancement in anticoagulation therapy.
  • They offer a potentially improved therapeutic option for patients requiring anticoagulation.
  • Further research and clinical adoption are expected to refine their role in managing thromboembolic disorders.