Vaping clinical trials
The registry lists 157 studies for Vaping across more than 10 countries. 70 are recruiting or about to start. Per ClinicalTrials.gov, last updated 2026-09-24.
Status
- Completed
- 72
- Recruiting
- 52
- Not yet recruiting
- 13
- Active, not recruiting
- 8
- Enrolling by invitation
- 5
- Terminated
- 3
Phase
- Phase 2
- 9
- Phase 4
- 5
- Early Phase 1
- 5
- Phase 1
- 4
- Phase 3
- 3
Where
- United States
- 126
- Canada
- 5
- Switzerland
- 4
- Egypt
- 4
- Lebanon
- 2
- United Kingdom
- 2
Who runs them
Yale University (12) · University of California, San Francisco (8) · Virginia Commonwealth University (7) · University of Southern California (7) · Medical University of South Carolina (6) · Virginia Polytechnic Institute and State University (5) · UNC Lineberger Comprehensive Cancer Center (4) · Massachusetts General Hospital (4)
Studies
Recruiting first, then most recently updated. Showing 50 of 157 — search for more.
- Impact of Electronic Cigarette Temperature and Solvent on BiomarkersNot yet recruitingNCT07612696Not applicable1 country
- Varenicline and Accelerated Transcranial Magnetic Stimulation (TMS) for Quitting Nicotine Use (Pilot Study)RecruitingNCT07145866Phase 41 country
- Lung Health and Breath Biomarkers: Acute Effects of Inhaled CannabisNot yet recruitingNCT07694466Early Phase 11 country
- Vaped PhenanthreneRecruitingNCT07134426Not applicable1 country
- Evaluating Narrative Vaping Prevention Video Ads for Adolescents and Young AdultsNot yet recruitingNCT07767929Not applicable1 country
- Sex Differences in E-Cigarette PerceptionRecruitingNCT07398976Not applicable1 country
- Parents Helping Parents for Youth Vaping CessationRecruitingNCT07207850Not applicable1 country
- Evaluation of Dependence and Nicotine Replacement Therapy-Supported Cessation Efforts Among Regular Electronic Cigarette UseNot yet recruitingNCT07786896Phase 41 country
- Carcinogen and Toxicant Exposure Among Young Adults Who Co-Use Cigarettes, E-cigarettes and Cannabis (Co-Tox Study)RecruitingNCT071672251 country
- Screening, Evaluation and Assessment (SEA) Protocol at the NIDA IRPRecruitingNCT065527411 country
- Survey to Test the Nicotine Concentration and Nicotine Flux Labels for E-cigarettesNot yet recruitingNCT07553585Not applicable1 country
- DOSE-UP: Dose Optimization for Smoking and E-Cigarette Use PharmacotherapyNot yet recruitingNCT07754578Phase 21 country
- Pharmacokinetics and Pharmacodynamics of Synthetic Nicotine and Nicotine AnaloguesRecruitingNCT07348224Not applicable1 country
- Just-in-Time Support for Smoking, Vaping, and Eating Urges During High-Stress Moments Among Gender and Sexual Minority Adults in DhakaNot yet recruitingNCT07746492Not applicable1 country
- Kick-Nic! Youth Quit Vaping AppRecruitingNCT06662305Phase 21 country
- Puff Topography and Sensory Effects Across IQOS Device GenerationsRecruitingNCT07712887Not applicable1 country
- Social Media Influences on Engagement and Susceptibility to Non-combustible Tobacco Product Use Among Youth and Young Adults (AYA)RecruitingNCT07721883Not applicable1 country
- Pilot Study of Communication for Dual Users of Cigarettes and E-cigarettesRecruitingNCT07599462Not applicable1 country
- E-cigarette Social Media Marketing and Its Perceptions by YouthNot yet recruitingNCT07694739Not applicable1 country
- Social Media Support Groups for Adolescent Vaping CessationRecruitingNCT07540780Not applicable1 country
- Evaluation of the Electronic Cigarette Withdrawal SyndromeRecruitingNCT06066996Early Phase 11 country
- Behavioral Intervention for Youth to Promote Vaping CessationRecruitingNCT06765291Not applicable1 country
- Young Adult Tobacco/Nicotine and Cannabis Co-useRecruitingNCT06239350Not applicable1 country
- Effects of Novel E-cigarette Constituents on Adults TCORS 3.0RecruitingNCT05932745Not applicable1 country
- E-cigarette Cessation in Adults Who Co-use CannabisRecruitingNCT06688539Phase 41 country
- Developing and Testing Health Warning Labels on the ENDS DeviceRecruitingNCT04907136Not applicable1 country
- The Development and Evaluation of a Culturally Grounded ENDS Intervention for Rural Hawaiian YouthRecruitingNCT06929520Not applicable1 country
- An Online Intervention to Reduce E-cigarette Use and Cigarette Smoking Risk in AdolescentsNot yet recruitingNCT07624292Not applicable
- Reduce Tobacco Use in People Living With HIV in SwitzerlandRecruitingNCT06789692Not applicable1 country
- Smoking Cessation With Wearables to Improve General, Oral Health and Quality of LifeNot yet recruitingNCT07593742Not applicable
- Clinical Research Evaluating Smoking Cessation With E-Cigarettes and Nicotine TherapyRecruitingNCT06948058Not applicable1 country
- Early Detection of Vaping-related Vascular DiseasesRecruitingNCT054542671 country
- Comparative Pharmacokinetics and Pharmacodynamics of Synthetic NicotineRecruitingNCT05962229Phase 11 country
- Electronic Cigarettes as a Harm Reduction Strategy Among People With Opioid Use Disorder on BuprenorphineRecruitingNCT07202039Not applicable1 country
- Clinical Alternatives for Reducing Harm Using E-cigarettesEnrolling by invitationNCT07039292Not applicable1 country
- TUBSIS 2.0 - Tobacco Use Behavioral Support and Intervention SystemRecruitingNCT07568483Not applicable1 country
- Development of a Mobile Health Intervention for Electronic Cigarette Use Among Young AdultsRecruitingNCT06395415Not applicable1 country
- The Avenues Study: Dual Use CessationRecruitingNCT06474299Phase 41 country
- Testing the Feasibility and Acceptability of Social Media and Digital Therapeutics to Decrease Vaping BehaviorsRecruitingNCT05994209Phase 11 country
- Effect of Cannabis on E-Cigarette Use BehaviorRecruitingNCT06609109Phase 11 country
- Effect of Menthol on ENDS Users' Addiction and ExposureRecruitingNCT05338801Not applicable1 country
- The Canadian Lung Outcomes in Users of Vaping Devices StudyRecruitingNCT068199691 country
- Smoking Harm Reduction Using E-cigarettes and CytisineNot yet recruitingNCT07274475Not applicable
- The Use of tDCS for Vaping ReductionRecruitingNCT06885606Not applicable1 country
- Dissolved Phase HXe-129 MRI: A Novel Biomarker to Quantify Pulmonary PathologyRecruitingNCT06856525Phase 2/31 country
- Noncombustible Nicotine Delivery Systems as Potential Harm Reduction Tools for Persistent Cigarette SmokersRecruitingNCT06372899Not applicable1 country
- Non-invasive Vagus Nerve Stimulation (nVNS) and Cognition in Young Adult Vapers - A Pilot StudyRecruitingNCT06804109Not applicable1 country
- The Role of Flavor in the Substitutability of E-cigarettes for Combustible Cigarettes Among Persistent SmokersRecruitingNCT06264154Not applicable1 country
- A Virtual Reality Vaping Prevention Intervention for AdolescentsEnrolling by invitationNCT073620691 country
- Effects of a Low Nicotine Standard and Tobacco Prices on Illegal Cigarette PurchasingRecruitingNCT07161050Not applicable1 country