MedStar Cardiovascular Research Network has multiple outpatient drug studies, which are located in our outpatient cardiology offices. Drug studies include areas of new antiplatelet therapy, new cholesterol agents, novel therapies to prevent plaque formation/rupture, outcome studies on currently used drugs for cardiovascular diseases, and anticoagulant therapies for patients with atrial fibrillation. Our outpatient sites are located in the Baltimore, southern Maryland, and Washington, DC, locations.