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Emergency management of bleeding associated with old and new oral anticoagulants

W Frank Peacock1, Michelle M Gearhart, Roger M Mills

  • 1Baylor College of Medicine, Houston, Texas, USA.

Clinical Cardiology
|July 20, 2012
PubMed

Insights

Cardiologists need strategies to manage bleeding from novel oral anticoagulants like dabigatran and rivaroxaban. Supportive care is often effective due to short half-lives, but specific reversal protocols are still needed.

Area of Science:

  • Cardiology
  • Pharmacology
  • Internal Medicine

Background:

  • Oral anticoagulants are widely prescribed by cardiologists.
  • Bleeding is a significant complication of anticoagulant therapy.
  • Novel oral anticoagulants (NOACs) like dabigatran and rivaroxaban are increasingly used.

Purpose of the Study:

  • To review current information on dabigatran and rivaroxaban.
  • To suggest interventions for managing major bleeding events associated with these NOACs.
  • To inform clinicians on reversing anticoagulant effects in acute settings.

Main Methods:

  • Literature review of peer-reviewed publications.
  • Analysis of US Food and Drug Administration (FDA) documents.
  • Examination of approved prescribing information for dabigatran (Pradaxa) and rivaroxaban (Xarelto).

Main Results:

  • Warfarin reversal strategies include vitamin K, fresh frozen plasma, and prothrombin complex concentrates.
  • For dabigatran and rivaroxaban, supportive care and observation are often effective due to short half-lives.
  • Clotting-factor substitutes may be considered for severe, life-threatening hemorrhage.

Conclusions:

  • Cardiologists must be prepared to manage bleeding complications from NOACs.
  • Current management relies on supportive care, with specific reversal protocols still under development.
  • Further research is needed to establish validated, agent-specific protocols for NOAC reversal.

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