| Effect of Menthol on ENDS Users' Addiction and Exposure (NCT05338801) | Florida International University | 2022-06-22 |
| Effect of E-Liquid Flavor on Respiratory Symptoms in People Using Electronic Nicotine Delivery Systems (NCT05423340) | Roswell Park Cancer Institute | 2022-06-12 |
| E-cigarettes for Harm Reduction in Adults With Asthma (NCT05278065) | Brown University | 2022-05-01 |
| Development of UP2UTobacco for High School Youth (NCT05396911) | University of Virginia | 2022-04-04 |
| Assessing the Effect of Nicotine Reduction on ENDS User's Addiction and Exposures (NCT05205382) | Florida International University | 2022-04-01 |
| Effects of e-Cigarettes on Perceptions and Behavior - Substudy 2 (NCT05958966) | University of Southern California | 2022-04-01 |
| Methadone-Maintained Smokers Switching to E-Cigarettes (NCT05206435) | Butler Hospital | 2022-03-31 |
| CSD201203: A Study to Determine Subject Puffing Patterns of a Non-cylindrical, Closed, Electronic Nicotine Delivery System at Three Nicotine Concentrations in an Ambulatory Setting (NCT05118139) | RAI Services Company | 2022-02-11 |
| Cessation of Smoking Trial in the Emergency Department (NCT04854616) | Norfolk and Norwich University Hospitals NHS Foundation Trust | 2022-01-04 |
| Electronic Nicotine Delivery Devices and Potential Progression to Acute Lung Injury (NCT05316727) | University of Pittsburgh | 2021-11-15 |
| Vaping Adverse Lung and Heart Events Cohort (NCT06291597) | Laval University | 2021-10-14 |
| Use Behavior, Nicotine Uptake, and Subjective Effects Comparison of Tobacco and Menthol e-Liquids by ENDS Consumers (NCT05134415) | Cheerain HK Limited | 2021-10-12 |
| Compensatory Behavior of E-cig Users in Response to Reduced Nicotine E-liquids (NCT06602492) | Rochester Institute of Technology | 2021-07-15 |
| The Impact of Vaping Ethanol in the Evaluation of Impairment (NCT03826303) | Virginia Commonwealth University | 2021-04-02 |
| E-cigarette Nicotine Study (NCT04709471) | University of Vermont | 2021-01-20 |
| Effects of E-Cigarette Nicotine Content in Smokers (Nicotine Flux Study) (NCT04332926) | Virginia Commonwealth University | 2021-01-05 |
| Assessing Electronic Cigarette Nicotine Flux (NCT04378907) | Virginia Commonwealth University | 2021-01-05 |
| Nicotine Uptake, Measures of Abuse Liability, and Puffing Topography With Use of RELX ENDS Products by Smokers (NCT04640285) | Cheerain HK Limited | 2020-11-03 |
| Characterization of Product Use in Smokers Switching From Cigarettes to a RELX Electronic Nicotine Delivery System (NCT04708106) | Cheerain HK Limited | 2020-10-15 |
| Nicotine Uptake, Measures of Abuse Liability, and Puffing Topography With Use of RELX ENDS Products by ENDS Consumers (NCT04620616) | Cheerain HK Limited | 2020-09-11 |
| Effects of e-Cigarettes on Perceptions and Behavior - Remote Substudy # 2 (NCT05958992) | University of Southern California | 2020-08-25 |
| Effects of e-Cigarettes on Perceptions and Behavior - Remote Substudy # 1 (NCT05958979) | University of Southern California | 2020-08-25 |
| PACE Vape Messaging Study (NCT04450537) | University of Vermont | 2020-06-23 |
| Factors That Impact the Relationship Between Pulmonary Status and Susceptibility to Electronic Cigarette Use (NCT04151784) | University of Alabama at Birmingham | 2020-01-01 |
| Effects of e-Cigarettes on Perceptions and Behavior - Substudy 1 (NCT04399031) | University of Southern California | 2019-12-01 |
| Study to Characterize Puffing Topography With Use of JUUL Electronic Nicotine Delivery Systems (ENDS) in Adult, Closed-System ENDS Consumers (NCT04088175) | Juul Labs, Inc. | 2019-10-28 |
| Evaluating Selected Constituents in the Exhaled Breath Samples (NCT04143256) | Juul Labs, Inc. | 2019-10-03 |
| Characterize the Nicotine Uptake and Subjective Effects With Use of JUUL Electronic Nicotine Delivery Systems (NCT04123041) | Juul Labs, Inc. | 2019-09-23 |
| Changes in Biomarkers of Cigarette Smoke Exposure After Switching Either Exclusively or Partly to JUUL ENDS (NCT04107779) | Juul Labs, Inc. | 2019-09-17 |
| Preventing Relapse to Smoking Among Prisoners After Release (NCT04271371) | University of Nottingham | 2019-08-08 |
| Effects of Nicotine Salt Aerosol on Cigarette Smokers (NCT03974152) | Eastern Virginia Medical School | 2019-06-10 |
| Assessing the Effect of Flavor on ENDS Users' Experiences and Exposures (NCT04192032) | Florida International University | 2018-11-15 |
| Vaporized Nicotine and Autonomic Control (NCT04613609) | Michigan Technological University | 2018-04-01 |
| Acute Health Effects of Passive Vape Among COPD Patients (NCT04316234) | University of Aarhus | 2017-03-01 |
| Factors That Impact the Relationship Between Pulmonary Status and Actual Electronic Cigarette Use (NCT04135404) | University of Alabama at Birmingham | 2017-01-01 |