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 completedNCT02500589What this trial is testingAdjunctive Mood Management for Telephone-based Smoking CessationWho this might be right forNicotine Dependence VA Office of Research and Development 350
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
Testing effectiveness (Phase 2)Study completedNCT05530577What this trial is testingEffects of Semaglutide on Nicotine IntakeWho this might be right forTobacco Use DisorderNicotine Addiction University of North Carolina, Chapel Hill 24
Not applicableEnded earlyNCT06442384What this trial is testingRemote Trial - Tobacco Product Standard (VLNC)Who this might be right forTobacco Use Masonic Cancer Center, University of Minnesota 11
Large-scale testing (Phase 3)Study completedNCT00918307What this trial is testingEfficacy and Safety of Varenicline Among HIV-infected PatientsWho this might be right forHIV InfectionsTobacco Dependence ANRS, Emerging Infectious Diseases 248
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
Not applicableEnded earlyNCT01411007What this trial is testingThe Impact of Real-time Functional Magnetic Resonance Imaging (fMRI) Feedback on Response to Nicotine CuesWho this might be right forNicotine Dependence Medical University of South Carolina 44
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 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 applicableUnknownNCT06470321What this trial is testingBiopsychosocial Predictors of Nicotine RelapseWho this might be right forSmokingSmoking CessationNicotine Addiction+1 more University of Cyprus 200
Not applicableStudy completedNCT00570804What this trial is testingCombined Treatment for Tobacco and Alcohol Use in Puerto RicoWho this might be right forSmoking M.D. Anderson Cancer Center 370
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
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
Early research (Phase 1)Study completedNCT01099384What this trial is testingTobacco Cessation Treatment for Alaska Native YouthWho this might be right forTobacco Cessation Mayo Clinic 100
Not applicableUnknownNCT05750537What this trial is testingEnhanced Multicomponent Proactive Navigator-Assisted Cessation of Tobacco Use in Low-Income PatientsWho this might be right forTobacco Use Cessation Family Health Centers of San Diego 13,496
Not applicableUnknownNCT03276767What this trial is testingComparing SMS and E-mail Reminders in an Online Smoking Cessation InterventionWho this might be right forNicotine Dependence Tobacco Product University of Oslo 700
Large-scale testing (Phase 3)Study completedNCT00111501What this trial is testingLGBT Internet Based Smoking Treatment - 1Who this might be right forTobacco Use Disorder University of California, San Francisco 792