101
Participants
Start Date
January 31, 2009
Primary Completion Date
September 30, 2010
Study Completion Date
February 28, 2011
varenicline
Extension of 1 mg twice daily treatment to 52 weeks
varenicline
Double-blind switch to placebo after 12 weeks of open-label therapy
Individual smoking cessation counseling
Brief (\<10 minutes) smoking cessation counseling delivered at clinic visits
Center for Tobacco Research and Intervention, Milwaukee
Center for Tobacco Research and Intervention, Madison
Collaborators (1)
Pfizer
INDUSTRY
University of Wisconsin, Madison
OTHER