Post-approval studies (Phase 4)Study completedNCT02203162What this trial is testingEffect of Electronic Cigarette Use on Cough Reflex SensitivityWho this might be right forCough Montefiore Medical Center 30
Not applicableStudy completedNCT03593239What this trial is testingComparing the Pharmacokinetics of Nicotine Salt Based ENDS in Healthy SmokersWho this might be right forNicotine DependenceNicotine Dependence, CigarettesTobacco Use+1 more Juul Labs, Inc. 24
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
Not applicableStudy completedNCT04522973What this trial is testingThe Impact of Oral Ethanol and Vaped Ethanol on the Evaluation of ImpairmentWho this might be right forElectronic Cigarette Use Virginia Commonwealth University 12
Not applicableStudy completedNCT05458895What this trial is testingEvaluating E-Cigarette Nicotine Form, Concentration, and Flavors Among YouthWho this might be right forE-cigarette Use Ohio State University Comprehensive Cancer Center 88
Not applicableNot Yet RecruitingNCT07274475What this trial is testingSmoking Harm Reduction Using E-cigarettes and CytisineWho this might be right forTobacco SmokingHarm ReductionNicotine Centre for Addiction and Mental Health 6,000
Not applicableStudy completedNCT06534905What this trial is testingE-cigarette Switching Older AdultsWho this might be right forTobacco UseOpioid Use DisorderTobacco-Related Disorders University of Maryland, Baltimore 36
Not applicableStudy completedNCT05134415What this trial is testingUse Behavior, Nicotine Uptake, and Subjective Effects Comparison of Tobacco and Menthol e-Liquids by ENDS ConsumersWho this might be right forElectronic Cigarette Use Cheerain HK Limited 40
Not applicableNot Yet RecruitingNCT07612696What this trial is testingImpact of Electronic Cigarette Temperature and Solvent on BiomarkersWho this might be right forOxidative StressTobacco UseElectronic Cigarettes Milton S. Hershey Medical Center 50
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 completedNCT03839745What this trial is testingShort-Term Cardiovascular Effects of E-Cigarettes: Influence of Device PowerWho this might be right forCardiovascular Risk FactorNicotine Dependence University of California, San Francisco 16
Large-scale testing (Phase 3)Study completedNCT02521662What this trial is testingThe Use of Nicotine Patches Together With E-cigarettes (With and Without Nicotine) for Smoking CessationWho this might be right forSmoking Cessation University of Auckland, New Zealand 1,124
Not applicableStudy completedNCT03011710What this trial is testingEpidemiology and Acute Oral Effects Electronic CigaretteWho this might be right forNicotine Dependence, Cigarettes Semmelweis University 14
Not applicableWithdrawnNCT04179617What this trial is testingImpact of New Product Standards for JUUL Among Dual JUUL/Combusted Cigarette UsersWho this might be right forSmokingE-cigarette UseCigarette Smoking Duke University
Not applicableStudy completedNCT05280535What this trial is testingDual Use of ENDS and Combustible CigarettesWho this might be right forSmoking, CigaretteElectronic Cigarette Use Brown University 82
Not applicableStudy completedNCT05423340What this trial is testingEffect of E-Liquid Flavor on Respiratory Symptoms in People Using Electronic Nicotine Delivery SystemsWho this might be right forElectronic Cigarette Use Roswell Park Cancer Institute 163
Not applicableStudy completedNCT03194256What this trial is testingEvaluating New Nicotine Standards for Cigarettes - Project 3Who this might be right forSmoking, CigaretteElectronic Cigarettes Brown University 80
Not applicableLooking for participantsNCT07124702What this trial is testingCessation of Dual Use of Cigarettes and E-cigarettes During PregnancyWho this might be right forDual Use of Cigarettes and E-cigarettesGestational Weight GainBirth-weight-for-gestational-age z Score State University of New York at Buffalo 45
Not applicableActive Not RecruitingNCT06862050What this trial is testingBREATHE Free CurriculumWho this might be right forSmoking Cessation; Tobacco DependenceE-Cig UseNicotine Dependence, Other Tobacco Product Augusta University 25
Testing effectiveness (Phase 2)Study completedNCT02870218What this trial is testingAbuse Liability of Reduced Nicotine Content Cigarettes in the Context of Concurrent E-Cigarette UseWho this might be right forNicotine AddictionCigarette Smoking Rose Research Center, LLC 150