Testing effectiveness (Phase 2)Study completedNCT01028131What this trial is testingComputer-Assisted Intervention for Smoking During PregnancyWho this might be right forSmoking Wayne State University 110
Not applicableNot Yet RecruitingNCT07301151What this trial is testingPASCAL Feasibility StudyWho this might be right forSmoking CessationSmoking (Tobacco) Addiction University of Minnesota 120
Not applicableStudy completedNCT01830842What this trial is testingAcute and Chronic Nicotine Modulation of Reinforcement LearningWho this might be right forNicotine Addiction Duke University 54
Not applicableStudy completedNCT03382093What this trial is testingPersonalized Feedback for Smokers With Elevated Anxiety SensitivityWho this might be right forAnxiety DisordersAnxietyTobacco Dependence+2 more University of Houston 95
Not applicableStudy completedNCT04001114What this trial is testingCigarette Smoking in Smokers With and Without SchizophreniaWho this might be right forTobacco DependenceSchizophrenia University of Maryland, Baltimore 31
Not applicableWithdrawnNCT03352635What this trial is testingMechanisms of Ethnic/Racial Differences in Lung Cancer Due to Cigarette Smoking Clinical and Biomarkers CoreWho this might be right forTobacco Use University of Minnesota
Not applicableLooking for participantsNCT07108166What this trial is testingSymptoms and Functions in Patients With COPD and Chronic Bronchitis Switching From CIG to THSWho this might be right forCOPDSmokingTobacco Use Philip Morris Products S.A. 290
Not applicableUnknownNCT02752022What this trial is testingMonitoring the Transition From Smoking to E-cigarettesWho this might be right forSmoking St George's, University of London 50
Large-scale testing (Phase 3)Study completedNCT02955329What this trial is testingVaping THC From Electronic CigarettesWho this might be right forMarijuana Dependence University of California, San Francisco 8
Not applicableStudy completedNCT04357379What this trial is testingIQOS (Non-Cigarette Tobacco Product) Pilot StudyWho this might be right forSmokingTobacco Use Medical University of South Carolina 10
Not applicableEnded earlyNCT03840694What this trial is testingNicotine Withdrawal and Reward Processing: Connecting Neurobiology to Real-world BehaviorWho this might be right forCigarette SmokingNicotine Withdrawal Duke University 21
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
Testing effectiveness (Phase 2)Study completedNCT01876810What this trial is testingInitial Screening of Gemfibrozil as a Novel Treatment for Tobacco AddictionWho this might be right forNicotine Dependence Centre for Addiction and Mental Health 28
Testing effectiveness (Phase 2)Study completedNCT01685996What this trial is testingZonisamide Augmentation of Varenicline Treatment for Smoking CessationWho this might be right forNicotine Dependence Johns Hopkins University 74
Not applicableLooking for participantsNCT06260683What this trial is testingA Comprehensive Evaluation of Tobacco-Flavored vs. Non-Tobacco Flavored E-cigarettes on Smoking BehaviorWho this might be right forCigarette Smoking-Related Carcinoma Ohio State University Comprehensive Cancer Center 1,500
Not applicableStudy completedNCT05958979What this trial is testingEffects of e-Cigarettes on Perceptions and Behavior - Remote Substudy # 1Who this might be right forElectronic Cigarette UseCigarette SmokingCigarette Use, Electronic+1 more University of Southern California 601
Not applicableNot Yet RecruitingNCT07356297What this trial is testingRemote Interventions for Menthol Cigarette UseWho this might be right forCigarette Smoking University of Michigan 1,200
Not applicableStudy completedNCT05110716What this trial is testingEffects of Choice Bundling on Valuation of Delayed Gains and Losses in Cigarette SmokersWho this might be right forCigarette Smoking Virginia Polytechnic Institute and State University 308
Not applicableNot Yet RecruitingNCT07104006What this trial is testingSmoking Cessation Intervention for Young Adults Using MTM: A Randomized Controlled TrialWho this might be right forTobacco Use Disorder/Cigarette Smoking University of Nevada, Las Vegas 144
Not applicableWithdrawnNCT05566678What this trial is testingEffect of Switching From Cigarette Smoking to THS on Systemic Endothelial Function in Subjects With Established Atherosclerotic DiseaseWho this might be right forCardiovascular DiseasesSmokingTobacco Use+2 more Philip Morris Products S.A.