Overview Role of Metabolites in Nicotine Dependence (2) - 5 Status: Completed Trial end date: 2002-12-01 Target enrollment: Participant gender: Summary The purpose of this study is to determine the effects of varying doses of cotinine on cigarette self-administration. Phase: Phase 2 Details Lead Sponsor: National Institute on Drug Abuse (NIDA)Collaborators: University of MinnesotaUniversity of Minnesota - Clinical and Translational Science InstituteTreatments: Nicotine