Not applicableLooking for participantsNCT07398976What this trial is testingSex Differences in E-Cigarette PerceptionWho this might be right forNicotine DependenceE-cigarette Use Yale University 60
Not applicableStudy completedNCT02153775What this trial is testingProgressive Muscle Relaxation and Cigarette CravingWho this might be right forAddiction Chulalongkorn University 34
Not applicableLooking for participantsNCT05932745What this trial is testingEffects of Novel E-cigarette Constituents on Adults TCORS 3.0Who this might be right forNicotine Use Disorder Yale University 66
Not applicableEnded earlyNCT02612701What this trial is testingE-Cigarette Aerosol, Conventional Cigarette Smoke, and Myocardial PerfusionWho this might be right forCoronary Artery DiseaseMyocardial Perfusion Cedars-Sinai Medical Center 20
Testing effectiveness (Phase 2)Study completedNCT01093365What this trial is testingEffect of Varenicline on Cognitive Function in Cigarette Smokers With SchizophreniaWho this might be right forSchizophreniaSchizoaffective Disorder Centre for Addiction and Mental Health 58
Not applicableLooking for participantsNCT06789692What this trial is testingReduce Tobacco Use in People Living With HIV in SwitzerlandWho this might be right forHIVSmoking University Hospital, Basel, Switzerland 972
Not applicableStudy completedNCT02926534What this trial is testingCross-Sectional Study of COPD Prevalence Among Smokers, Ex-smokers and Never-Smokers in Almaty, KazakhstanWho this might be right forChronic Obstructive Pulmonary Disease (COPD) Kazakhstan Academy of Preventive Medicine 900
Not applicableStudy completedNCT02080598What this trial is testingCigarette and Gastric ContentsWho this might be right forVariation of the Antral Area After Cigarettes Smoking or Not Lionel Bouvet 20
Not applicableStudy completedNCT01250301What this trial is testingDe-nicotinised Cigarettes StudyWho this might be right forSmoking CessationTobacco Dependence Queen Mary University of London 200
Not applicableStudy completedNCT03036644What this trial is testingComparison of Electronic Cigarettes and Tobacco Cigarettes on Cardiovascular Function and Oxidative StressWho this might be right forCardiovascular Risk Factor Université Libre de Bruxelles 25
Not applicableStudy completedNCT05587504What this trial is testingDetermination of Liquid Flavor and Nicotine Form OutcomesWho this might be right forElectronic Cigarettes Virginia Commonwealth University 13
Not applicableStudy completedNCT01633567What this trial is testingCulturally Targeted & Individually Tailored Smoking Cessation Study: LGBT SmokersWho this might be right forCigarette Smoking University of Illinois at Chicago 400
Not applicableStudy completedNCT05409963What this trial is testingTobacco Impact on Quality of Life on Snus-use, Dual Use, Smoke Use and Non-using.Who this might be right forTobacco Use Vastra Gotaland Region 3,000
Not applicableStudy completedNCT03098004What this trial is testingEffects of e-Cigarettes on Nicotine WithdrawalWho this might be right forElectronic Cigarettes University of Southern California 37
Testing effectiveness (Phase 2)Looking for participantsNCT06614504What this trial is testingNicotine Regulation for Dual Users of E-cigarettes and CigarettesWho this might be right forTobacco Use Disorder University of Vermont 308
Not applicableStudy completedNCT01967732What this trial is testingNicotine Pharmacokinetic Profile and Safety of the Tobacco Heating System 2.2 (THS 2.2)Who this might be right forSmoking Philip Morris Products S.A. 62
Not applicableStudy completedNCT05455086What this trial is testingFree-Base Nicotine or Nicotine Salt e-Liquids in Current E-Cigarette Smokers, PeloPET StudyWho this might be right forCigarette Smoking-Related Carcinoma Ohio State University Comprehensive Cancer Center 21
Not applicableLooking for participantsNCT07721883What this trial is testingSocial Media Influences on Engagement and Susceptibility to Non-combustible Tobacco Product Use Among Youth and Young Adults (AYA)Who this might be right forPerceptions of Tobacco Products University of Southern California 4,500
Not applicableStudy completedNCT02432729What this trial is testingA Smoking Cessation Study to Understand the Biological and Functional Changes After One Year of Smoking CessationWho this might be right forCigarette Smoking Philip Morris Products S.A. 1,184
Not applicableEnrolling By InvitationNCT07362069What this trial is testingA Virtual Reality Vaping Prevention Intervention for AdolescentsWho this might be right forVaping Yale University 40