81
Participants
Start Date
January 31, 2009
Primary Completion Date
July 31, 2012
Study Completion Date
July 31, 2012
nicotine lozenges
4 mg nicotine lozenges for a maximum duration of 12 weeks used ad lib - up to 8 nicotine lozenges per day.
tobacco-free snuff
Tobacco-free snuff used ad lib for a maximum of 12 weeks
Mayo Clinic, Rochester
Oregon Research Institute, Eugene
Lead Sponsor
National Institutes of Health (NIH)
NIH
Mayo Clinic
OTHER