Patients with atrial fibrillation (Afib) who took low doses of blood-thinning medications known as direct oral anticoagulants (DOACs) experienced more bleeding episodes during the first three months of treatment and about one in five had high blood levels of the medications, compared with similar patients who took standard doses of the same medications, according to a study published in Blood Advances. Patients with Afib, a common type of arrhythmia, or irregular heart rhythm, face a five-fold risk of stroke and are therefore often prescribed blood-thinning medications (anticoagulants) to slow blood Read More