
Limiting access to non–vitamin K antagonist oral anticoagulants through step therapy and prior authorization may exacerbate current underuse of anticoagulants and increase the risk of stroke in patients with newly diagnosed atrial fibrillation.

Limiting access to non–vitamin K antagonist oral anticoagulants through step therapy and prior authorization may exacerbate current underuse of anticoagulants and increase the risk of stroke in patients with newly diagnosed atrial fibrillation.