There are multiple definitions:

1. novel oral anticoagulant drug(English)

   • includes apixaban, dabigatran, rivaroxaban, and edoxaban
   • EHRA
   • Hematology

2. nieuwe orale anticoagulantia(Dutch)

   • VKA
   • Hematology

3. non-vitamin K oral anticoagulant(English)

   • first choice for prophylaxis of cardioembolism in patients with non-valvular atrial fibrillation (NVAF) who are anticoagulant-naïve, as well as the preferable anticoagulation strategy in those who are on vitamin K antagonists (VKAs), but with a low time in therapeutic range (TTR)
   • NVAF, TTR, VKA
   • Hematology, Vitamin
   • https://doi.org…390/jcm10132866