What are the ACC/AHA guidelines on anticoagulation for patients with nonvalvular atrial fibrillation (Afib) (AF)?

Updated: Apr 09, 2019
  • Author: Lawrence Rosenthal, MD, PhD, FACC, FHRS; Chief Editor: Jeffrey N Rottman, MD  more...
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Answer

Recommendations on anticoagulation for patients with nonvalvular AF have been based on the 2014 American College of Cardiology (ACC)/American Heart Association (AHA)/Heart Rhythm Society (HRS) task force guidelines on the management of patients with AF (see Table 2 below). [1]

Table 2. Recommendations for Antithrombotic Therapy in Patients with Nonvalvular Atrial Fibrillation (Open Table in a new window)

CHA2 DS2-VASc Score

Recommended Therapy
0 No therapy
1

No therapy, or aspirin 81-325 mg daily, or anticoagulation therapy

(eg, warfarin [international normalized ratio (INR) goal 2-3], dabigatran, rivaroxaban, apixaban, edoxaban)

≥2

Anticoagulation therapy (eg, warfarin [INR goal 2-3], dabigatran, rivaroxaban, apixaban, edoxaban)


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