A randomized controlled trial of the efficacy and safety of varenicline for smoking cessation after acute coronary syndrome: Design and methods of the Evaluation of Varenicline in Smoking Cessation for Patients Post-Acute Coronary Syndrome trial

摘要

Background Patients who continue to smoke after an acute coronary syndrome (ACS) have a significantly increased risk of reinfarction and death compared with those who quit. Varenicline is a first-line smoking cessation therapy with proven efficacy in the general population. However, its efficacy and safety immediately after an ACS are unknown.