Related Experiment Video

Updated: May 11, 2026

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

Pharmacology of the new target-specific oral anticoagulants

Katherine P Cabral1

  • 1Department Pharmacy Practice, Albany College of Pharmacy and Health Sciences, 106 New Scotland Ave., Albany, NY 12208, USA. katherine.cabral@acphs.edu

Journal of Thrombosis and Thrombolysis
|May 7, 2013
PubMed

Insights

New oral anticoagulants, including direct thrombin and factor Xa inhibitors, offer advantages over warfarin. Understanding their distinct pharmacology is crucial for effective patient management and selection in anticoagulation therapy.

Area of Science:

  • Pharmacology
  • Internal Medicine
  • Cardiology

Background:

  • Oral anticoagulation is essential for preventing thromboembolic events.
  • Warfarin has been the standard, but requires frequent monitoring.
  • Target-specific oral anticoagulants (TSOAs) represent a significant advancement.

Purpose of the Study:

  • To review the pharmacology of novel oral anticoagulants.
  • To compare direct thrombin inhibitors and factor Xa inhibitors.
  • To highlight clinical implications for patient management and selection.

Main Methods:

  • Detailed review of pharmacodynamics and pharmacokinetics.
  • Comparison of key agents: dabigatran etexilate, rivaroxaban, apixaban, edoxaban.
  • Analysis of clinical relevance based on pharmacological properties.

Main Results:

  • TSOAs demonstrate clinical efficacy and safety.
  • Pharmacological profiles of TSOAs vary significantly.
  • Differences impact dosing, drug interactions, and reversal strategies.

Conclusions:

  • TSOAs offer advantages over warfarin for many patients.
  • Individualized patient selection is critical based on drug pharmacology.
  • Understanding pharmacodynamics and pharmacokinetics optimizes TSOA use.

More Related Videos

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation23:33

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation

Published on: February 28, 2012

Ferric Chloride-induced Murine Thrombosis Models10:37

Ferric Chloride-induced Murine Thrombosis Models

Published on: September 5, 2016

Related Concept Videos

Anticoagulant Drugs: Vitamin K Antagonists and Direct Oral Anticoagulants01:18

Anticoagulant Drugs: Vitamin K Antagonists and Direct Oral Anticoagulants

Oral anticoagulants are vital tools in preventing and treating blood clotting disorders. This diverse class of medications can be categorized as vitamin K antagonists, exemplified by warfarin, and direct thrombin inhibitors (DTIs), such as dabigatran, as well as factor Xa inhibitors, including rivaroxaban.
Warfarin, a prominent vitamin K antagonist family member, exerts its effect by inhibiting the enzyme VKORC1 (vitamin K epoxide reductase complex 1). By hindering this enzyme, warfarin...
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...
Venous Thrombosis III: Interprofessional Care01:29

Venous Thrombosis III: Interprofessional Care

Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
Antiplatelet Drugs: Prostaglandin Synthesis, P2Y12 and Glycoprotein IIb/IIIa Inhibitors01:20

Antiplatelet Drugs: Prostaglandin Synthesis, P2Y12 and Glycoprotein IIb/IIIa Inhibitors

Antiplatelet drugs emerge as frontline defenders against the insidious threat of thromboembolic diseases, where abnormal clots obstruct vital blood vessels. These drugs stand as bulwarks, inhibiting platelet aggregation and clot formation, thereby mitigating the risk of life-threatening conditions like myocardial infarction, coronary artery disease, and thrombotic strokes.
Prostaglandin synthesis inhibitors, exemplified by the widely known aspirin, wield their power by irreversibly acetylating...
Pharmacogenomics: Identification of New Drug Targets01:29

Pharmacogenomics: Identification of New Drug Targets

Advances in genomics have profoundly influenced drug discovery by increasing both the speed and accuracy of pharmaceutical development. Pharmacogenomics, which examines how genetic variation influences drug response, facilitates the identification of novel therapeutic targets and enables patient stratification for personalized treatment. These strategies contribute to improved drug efficacy, minimized adverse effects, and more efficient clinical trial design.Mapping genetic differences...
Pharmacogenetic Phenotypes: Alterations in Pharmacokinetics, Drug Targets and Biologic Milieu01:29

Pharmacogenetic Phenotypes: Alterations in Pharmacokinetics, Drug Targets and Biologic Milieu

Genetic variations significantly influence drug response through pharmacokinetics, receptor interactions, and biologic milieu modifications. Pharmacokinetic alterations impact drug metabolism and clearance, affecting efficacy and toxicity. Variants in drug-metabolizing enzymes, such as CYP2C9 and CYP2C19, alter drug activation and elimination. For example, CYP2C9 loss-of-function variants require lower warfarin doses to prevent excessive bleeding, while CYP2C19 variants reduce clopidogrel...