Clopidogrel and modified-release dipyridamole for the prevention of occlusive vascular events (NICE technology appraisal guidance 90).

The National Institute for Health and Clinical Excellence has recently published an update of technology appraisal guidance 90, first published in 2005, which evaluated the use of clopidogrel and modified-release dipyridamole for the prevention of occlusive vascular events. This article considers the update in detail and discusses the implications for clinical practice.