Concern over off-label drug use in Asian AF patients

Researchers urge caution with low-dose rivaroxaban

Asian people with atrial fibrillation should not be prescribed low-dose rivaroxaban as it puts them at increased risk of ischaemic stroke, a Taiwanese study suggests.

Caution

The finding should act as a message to doctors not to prescribe lower doses of the drug in these patients because of bleeding risks, the authors say.

The retrospective analysis included more than 2200 AF patients treated with the drug — some who were taking it at recommended doses while others were on lower off-label doses appropriate only for patients with reduced kidney function — at

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