Early research (Phase 1)Study completedNCT03559751What this trial is testingEvaluation of the Abuse Liability of Very Low Nicotine (VLN) CigarettesWho this might be right forTobacco Use 22nd Century Group, Inc. 66
Testing effectiveness (Phase 2)Study completedNCT02250534What this trial is testingProject 1, Study 2: Extended Exposure to Low Nicotine Content Cigarettes in Childbearing Age WomenWho this might be right forTobacco Use Disorder University of Vermont 775
Not applicableStudy completedNCT03113136What this trial is testingExamination of Low Wattage and High Wattage E-CigarettesWho this might be right forSmoking, CigaretteSmoking, TobaccoNicotine Dependence+1 more Ohio State University Comprehensive Cancer Center 372
Not applicableStudy completedNCT05129592What this trial is testingCan Exposure to Brief Messages Correct Misperceptions?Who this might be right forBeliefs Johns Hopkins Bloomberg School of Public Health 193
Not applicableStudy completedNCT05023096What this trial is testingPotential Effects of Electronic Nicotine Delivery System Flavor Regulations on African American Menthol SmokersWho this might be right forElectronic Nicotine Delivery System Flavors Virginia Commonwealth University 71
Not applicableStudy completedNCT01574560What this trial is testingP60 Program Project Grant-Outreach for Smoke-Free HomesWho this might be right forSmoking CessationTobacco Cessation University of Minnesota 212
Not applicableStudy completedNCT01202942What this trial is testingUse and Harm Exposure in New Low Nicotine CigarettesWho this might be right forCigarette Smoking University of Pennsylvania 246
Testing effectiveness (Phase 2)Study completedNCT00469079What this trial is testingHealth Effects of SLT, Cigarette Smoking, and New Tobacco ProductsWho this might be right forNicotine Dependence University of Minnesota 130
Not applicableStudy completedNCT05271578What this trial is testingMRI and Biological Markers of Acute E-Cigarette Exposure in Smokers and VapersWho this might be right forVascular ReactivitySerum Biomarkers University of Pennsylvania 55
Not applicableStudy completedNCT02323438What this trial is testingAssess Biomarkers of Tobacco Exposure and Nicotine Pharmacokinetics in Smokers After a 5-Day In-Clinic Confinement Switch to an Electronic Cigarette or Nicotine GumWho this might be right forSmoking R.J. Reynolds Vapor Company 153
Not applicableStudy completedNCT02842645What this trial is testingGrowth-Health and Development in Children Exposed to Drugs During PregnancyWho this might be right forGrowth FailureMental Health DisorderFoetal Exposure During Pregnancy Haukeland University Hospital 170
Not applicableStudy completedNCT02210754What this trial is testingCharacterization of Nicotine Exposure and Urge-to-Smoke Following Use of Electronic and Conventional CigarettesWho this might be right forSmoking Lorillard Tobacco Company 24
Not applicableLooking for participantsNCT05447325What this trial is testingNeuroimaging Approaches to Improve Prediction of Smoking Initiation and Nicotine Escalation in Young Adult ENDS UsersWho this might be right forMessage Exposure (Sequence: Regular Then Flavor)Message Exposure (Sequence: Flavor Then Regular)No Message Exposure (Control Condition) University of Georgia 180
Not applicableStudy completedNCT03692078What this trial is testingEvaluate Changes in Smokers Using Oral Tobacco-derived Nicotine Products.Who this might be right forTobacco Use Altria Client Services LLC 231
Not applicableEnrolling By InvitationNCT06619964What this trial is testingDeveloping Evidence to Inform Regulatory Policy on Nicotine Content in E-LiquidsWho this might be right forNicotine Addiction Rochester Institute of Technology 120
Not applicableStudy completedNCT03063047What this trial is testingCSD1603: A Crossover Study to Evaluate the Exposure to "Tar" and Nicotine From 100s Menthol Cigarette ProductsWho this might be right forSmoking RAI Services Company 29
Not applicableStudy completedNCT02252471What this trial is testingChoices-Teen: A Bundled Risk Reduction Intervention for Juvenile Justice FemalesWho this might be right forAlcohol UseSmokingContraception+1 more University of Houston 28
Not applicableStudy completedNCT05887947What this trial is testingImpact of E-cigarette Nicotine Concentration on CompensationWho this might be right forSmoking Cessation University of Kansas Medical Center 52
Not applicableStudy completedNCT00309296What this trial is testingLongitudinal Care: Smoking Reduction to Aid CessationWho this might be right forChronic Diseases National Institutes of Health (NIH) 443
Not applicableStudy completedNCT05487456What this trial is testingReduced HPHC Exposure in Cigarette Smokers Switching to P4M3 Gen. 2.0 Compared to Continuing Smoking, or Smoking AbstinenceWho this might be right forNicotineVapingNicotine Vaping Philip Morris Products S.A. 74