104
Participants
Start Date
October 31, 2008
Primary Completion Date
May 31, 2011
Study Completion Date
May 31, 2011
Varenicline
Varenicline given twice a day or five weeks.
Placebo
Placebo given twice a day or five weeks.
Behavioral Pharmacology Research Unit, Baltimore
Collaborators (1)
Pfizer
INDUSTRY
Johns Hopkins University
OTHER