1,250
Participants
Start Date
September 30, 2014
Primary Completion Date
March 31, 2017
Study Completion Date
March 14, 2017
Normal Nicotine Control Group
Participants will smoke experimental cigarettes for a period of 20-weeks.
Immediate Nicotine Reduction Group
Participants will smoke experimental cigarettes for a period of 20-weeks.
Gradual Nicotine Reduction Group
Participants will smoke experimental cigarettes for a period of 20-weeks.
University of Pennsylvania, Philadelphia
Johns Hopkins University, Baltimore
Duke University, Durham
Moffitt Cancer Center, Tampa
University of Minnesota, Minneapolis
University of Minnesota Medical School Duluth, Duluth
MDAnderson Cancer Center, Houston
Mayo Clinic, Phoenix
University of California San Francisco, San Francisco
Oregon Research Institute, Eugene
National Institute on Drug Abuse (NIDA)
NIH
Wake Forest University Health Sciences
OTHER