Not applicableStudy completedNCT01162577What this trial is testingOklahoma Weight Concerns Quitline: a Randomized Cessation TrialWho this might be right forSmoking Consumer Wellness Solutions 2,000
Not applicableStudy completedNCT04601870What this trial is testingFinancial Incentives for Smoking Cessation Treatment EngagementWho this might be right forQuitting Smoking University of Wisconsin, Madison 98
Not applicableLooking for participantsNCT06819969What this trial is testingThe Canadian Lung Outcomes in Users of Vaping Devices StudyWho this might be right forSmall Airways DiseasesVapingVaping Related Disorder+2 more University of British Columbia 500
Not applicableStudy completedNCT03585231What this trial is testingPilot Trial of the First Conversational Agent for Smoking Cessation (QuitBot)Who this might be right forSmoking Cessation Fred Hutchinson Cancer Center 404
Post-approval studies (Phase 4)Study completedNCT01664741What this trial is testingNicotine Dependence, Withdrawal and Replacement Therapy Assessed by PET ImagingWho this might be right forNicotine Dependence Johns Hopkins University 127
Not applicableStudy completedNCT02328794What this trial is testingRandomized Clinical Trial to Reduce Harm From TobaccoWho this might be right forSmoking Cessation University of Pennsylvania 6,006
Not applicableStudy completedNCT03870022What this trial is testingPivot Breath Sensor Performance StudyWho this might be right forSmoking CessationSmoking, Tobacco Jennifer Marler, MD 70
Not applicableStudy completedNCT01032772What this trial is testingChoicesPlus: Reducing Alcohol- and Tobacco-Exposed PregnancyWho this might be right forAlcohol UseSmokingContraception University of Texas at Austin 261
Not applicableStudy completedNCT00075972What this trial is testingMood and Smoking: A Comparison of Smoking Cessation TreatmentsWho this might be right forSmoking CessationMood ToleranceMood Management+1 more US Department of Veterans Affairs 128
Large-scale testing (Phase 3)Ended earlyNCT00521391What this trial is testingPhysical Activity as an Aid for Smoking CessationWho this might be right forTobacco DependenceCardiovascular DiseasesPhysical Activity University of Lausanne Hospitals 600
Not applicableStudy completedNCT02061917What this trial is testingSwitching From Usual Brand Cigarettes to a Tobacco-heating Cigarette or SnusWho this might be right forCigarette Smoking R.J. Reynolds Tobacco Company 163
Not applicableStudy completedNCT03742817What this trial is testingEffects of e-Cigarettes on Perceptions and BehaviorWho this might be right forElectronic Cigarettes University of Southern California 45
Not applicableStudy completedNCT06483763What this trial is testingEvaluating the Impact of a Photoaging App Versus School-Based Educational Intervention on Adolescents' Knowledge, and Attitudes Towards Tobacco UseWho this might be right forTobacco Use CessationSmoking CessationSmoking Prevention Sultan Qaboos University 227
Testing effectiveness (Phase 2)Study completedNCT00580645What this trial is testingDo Treatments for Smoking Cessation Affect Alcohol Drinking?Who this might be right forAlcohol Drinking Yale University 60
Very early researchWithdrawnNCT02942212What this trial is testingHealth Literacy and Smoking Cessation in Low-SES Diverse Smokers - Project HALT IIWho this might be right forSmoking Cessation M.D. Anderson Cancer Center
Not applicableStudy completedNCT01627392What this trial is testingMechanisms of the Nicotine Metabolism Effect on Tobacco DependenceWho this might be right forCigarette Smoking University of California, San Francisco 305
Not applicableStudy completedNCT02083081What this trial is testingCommunity Intervention to Reduce Tobacco Use in Pregnant WomenWho this might be right forNicotine Dependence Mayo Clinic 352
Not applicableNot Yet RecruitingNCT07323511What this trial is testingAbuse Liability for Eight Electronic Nicotine ProductsWho this might be right forSmokingSmoking BehaviorsTobacco Use+1 more RAI Services Company 70
Post-approval studies (Phase 4)Study completedNCT02354872What this trial is testingMotivation Project: Testing Intervention Components for the Smoker Who is Unwilling to QuitWho this might be right forSmokingMotivationSmoking Cessation University of Wisconsin, Madison 577
Large-scale testing (Phase 3)Study completedNCT00507728What this trial is testingPharmacogenetics, Emotional Reactivity and SmokingWho this might be right forTobacco Use DisorderSmoking Cessation M.D. Anderson Cancer Center 646