Secondary stroke prevention: review of clinical trials.

Patients who experience a stroke or transient ischemic attack (TIA) are at high risk for subsequent vascular events, most commonly stroke. This article focuses on clinical trials examining secondary prevention of stroke and reviews the various commonly used methods of stroke prevention: surgical approaches, antihypertensive treatment, lipid- and cholesterol-lowering medications, anticoagulant therapies, and antiplatelet therapies.