Patients with atrial fibrillation who take the blood thinner Pradaxa (dabigatran) are at greater risk for major bleeding and gastrointestinal bleeding than those who take warfarin, according to a new study by researchers at the University of Pittsburgh.  The findings, based on Medicare claims data, indicate greater caution is needed when prescribing Pradaxa to certain high-risk patients. Atrial fibrillation, an arrhythmia in which the heart’s upper … Continue reading Higher risk of GI, major bleeding in Atrial Fibrillation patients taking Pradaxa (Dabigatran).