Aspirin Use for the Primary Prevention of Cardiovascular Disease and Colorectal Cancer: U.S. Preventive Services Task Force Recommendation Statement

This is an update to the 2009 recommendation on aspirin use to prevent cardiovascular disease (CVD) events and the 2007 recommendation on aspirin and nonsteroidal anti-inflammatory drug use to prevent colorectal cancer (CRC). The recommendations apply to adults aged 40 years or older without known CVD and without increased bleeding risk. Recommendations include consideration of the aspirin dosage as well as the benefits and harms of initiating aspirin use.