Posted: February 2nd, 2012, 11:46pm EST
HealthDay - THURSDAY, Feb. 2 (HealthDay News) -- A new medication that helps
prevent strokes in people with the abnormal heart rhythm disorder known as
atrial fibrillation poses less risk of bleeding in the brain than a
commonly used drug, research comparing rivaroxaban (Xarelto) and warfarin
suggests.