Clinical trials: E-cigarette Use
Cardiovascular Risk Factor
Comparison of Electronic Cigarettes and Tobacco Cigarettes on Cardiovascular Function and Oxidative Stress
Background: Electronic cigarettes (e-cigarettes) are battery-powered devices heating a liquid (e-liquid) composed of propylene glycol and/or vegetable glycerin, and most commonly, nicotine to form an aerosol (vapor) that is…
- Trial name
- NCT03036644
- Testing
- e-cigarette (PG+VG without nicotine; low temperature), e-cigarette (PG+VG with nicotine; low temperature), e-cigarette (PG+VG without nicotine; high temperature)
- Where
- Belgium
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Université Libre de Bruxelles
E Cigarette Use
Circuit Breathing Exercise on Smoking Cessation Among Youth E-Cigarette Users
This study aims to investigate the acute effects of a circuit breathing intervention on nicotine withdrawal symptoms and respiratory parameters among youth who use e-cigarettes.
- Trial name
- NCT07886099
- Testing
- Circuit breathing, Diaphragmatic Breathing, Normal Breathing Condition
- Where
- Thailand
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Chulalongkorn University
Nicotine Dependence, Cigarettes
The Role of Nicotine Dose and Route of Delivery in Affecting Adoption of E-cigarettes and Reducing Exposure to Toxic Combustion Products
This study plans to investigate whether using electronic cigarettes (e-cigarettes) or skin patches containing nicotine affects switching from smoking conventional combustible (burning) cigarettes.
- Trial name
- ENDS-Switch (NCT03492463)
- Testing
- Nicotine patch, E-cigarettes, Non-nicotine e-cigarettes
- Where
- United States
- Volunteers
- 94 people
- Sponsor
- Duke University
Tobacco Use
E-Cigarette and Cigarette Nicotine Delivery and Abuse Liability in Cigarette Smokers and Dual Users
The FDA has shown clear interest in strategies that will reduce the public health burden of tobacco use. One proposed strategy includes banning the sale of fully nicotinized cigarettes and only allowing VLNCs (Very Low Nicotine…
- Trial name
- NCT03943706
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Oklahoma
Smoking, Smoking Cessation
Preference-based Tools for Smoking Cessation Among Disadvantaged Smokers, a Pragmatic Randomised Controlled Trial
Objective: Our study aims to evaluate the effectiveness of the "STOP" (Sevrage Tabagique à l'aide d'Outils dédiés selon la Préférence: Smoking Cessation using preference-based tools) intervention, a preference-based smoking…
- Trial name
- STOP (NCT04654585)
- Testing
- The STOP intervention, Standard Care
- Where
- 15 sites in France
- Volunteers
- 167 people, healthy volunteers welcome
- Sponsor
- Société de Formation Thérapeutique du Généraliste - Recherche
Tobacco Use Disorder
Menthol Flavored E-cigarette Use During a Simulated Ban of Menthol Cigarettes
The purpose of this formative study is to provide preliminary data regarding how the availability of menthol flavored e-cigarettes affects tobacco use behavior in the context of a ban on menthol flavored cigarettes
- Trial name
- NCT03164668
- Testing
- menthol flavored e-cigarette, tobacco flavored e-cigarette
- Where
- United States
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Smoking Cessation
Enhanced E-cigarette Coaching Intervention for Dual Users of Cigarettes and E-cigarettes
The purpose of this study is to develop and pilot test an enhanced behavioral coaching intervention for dual users of cigarettes and electronic nicotine delivery systems (ENDS) who call tobacco quitlines for help quitting smoking.
- Trial name
- NCT03575468
- Testing
- Enhanced E-cigarette Coaching, Quitline treatment as usual
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Consumer Wellness Solutions
Exposure to Electronic Cigarettes
Changes in Psychological and Somatic Parameters Associated With Changing From Smoking to E-cigarettes
The purpose of this study is to investigate whether changing from conventional smoking to electronic cigarettes causes changes in conventional lung function parameters, bronchial reactivity, fractional exhaled nitric oxide…
- Trial name
- EQualLife (NCT02635620)
- Where
- Germany
- Volunteers
- 80 people
- Sponsor
- Ludwig-Maximilians - University of Munich
E-cigarette Use, Substance Use
The Development and Evaluation of a Culturally Grounded ENDS Intervention for Rural Hawaiian Youth
The purpose of this research proposal is to develop and evaluate a culturally grounded, ENDS prevention intervention for rural Hawaiian youth. This will be accomplished through two specific aims.
- Trial name
- NCT06929520
- Testing
- ENDS Prevention Intervention (TBD)
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- University of Hawaii
Nicotine E-Cigarette Use
Water Content in E-Liquids
This study looks at the effect of manipulating the water concentration of certain e-liquids on sensory perception.
- Trial name
- NCT05257109
- Testing
- Water Concentration 1, Water Concentration 2, Water Concentration 3
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Yale University
Cystic Fibrosis
Study of the Prevalence of Active/Passive Smoking and Vaping Among Patients With Cystic Fibrosis
In the collective unconscious, a patient with cystic fibrosis does not smoke. This belief is so deeply rooted that there is virtually no French data on the prevalence of smoking among this vulnerable population.
- Trial name
- Taba-Muco (NCT07342920)
- Where
- France
- Volunteers
- 100 people
- Sponsor
- University Hospital, Strasbourg, France
Smoking Cessation, Harm Reduction
Assisting Smokers to Switch to a JUUL E-Cigarette by Devaluing Combustible Cigarettes
This study will evaluate a reward devaluation strategy in which smokers use the JUUL e-cigarette immediately before any combustible cigarettes (CCs) are smoked.
- Conditions
- Smoking Cessation, Harm Reduction, E-Cig Use, Cigarette Smoking
- Trial name
- RECON (NCT04188197)
- Testing
- JUUL
- Where
- 2 sites in United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Rose Research Center, LLC
Nicotine Dependence, Cigarettes
Online Lapse Management Intervention
The purpose of the trial is to test the adjunctive effect of adding a lapse management system to a best practices web- and mobile smoking cessation program.
- Trial name
- NCT03191825
- Testing
- Endre: a digital smoking cessation counsellor, Lapse management system triggered from web-page, Lapse management system triggered by SMS-textmessage
- Where
- 2 sites in Czechia, Norway
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- University of Oslo
Tobacco Smoking
Potential Impact of Menthol Ban in Cigarettes and E-cigarettes
Menthol cigarette use remains a major public health problem and the FDA has proposed to ban menthol in cigarettes. However, additional evidence is needed to understand whether menthol flavor in e-cigarettes is important for harm…
- Trial name
- NCT05259566
- Testing
- menthol ban in cigarettes only, total menthol ban
- Where
- United States
- Volunteers
- 151 people
- Sponsor
- Yale University
Smoking, Carcinogenesis of the Nicotine
Determination of Carcinogens Nicotine in Electronic Cigarettes Users
Multicenter, national study, non-randomized , controlled, comparative with 4 independent groups (20 participants in each group).
- Trial name
- CANICE (NCT02897401)
- Testing
- pregnancy test, urinary cotinine assesment, Urinary NNN assesement
- Where
- France
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Electronic Cigarette Use
Developing and Testing Health Warning Labels on the ENDS Device
In this project, after systematically developing electronic nicotine delivery systems (ENDS) pictorial health warning labels (HWLs), a proven clinical lab model will be used to examine and test their effect when these are placed…
- Trial name
- NCT04907136
- Testing
- Preferred ENDS, Preferred ENDS with HWL
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Florida International University
Nicotine Addiction
Developing Evidence to Inform Regulatory Policy on Nicotine Content in E-Liquids
The goal of this observational study is to learn if electronic cigarette users who currently choose to use lower nicotine eliquids have reduced harm compared those who choose higher nicotine eliquids.
- Trial name
- NCT06619964
- Where
- United States
- Volunteers
- 120 people
- Sponsor
- Rochester Institute of Technology
Nicotine Dependence
Pharmacokinetics and Pharmacodynamics of Different Nicotine Salt Concentration Vape System Pods and Free-base Nicotine
Comparison of the pharmacokinetics and pharmacodynamics of two different nicotine salt concentrations and free-base nicotine using an open vape pod system
- Trial name
- NCT04170907
- Testing
- standardized vaping protocol
- Where
- Switzerland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Cigarette Smoking-Related Carcinoma
PK/PD of Vaping THC-containing Liquids vs. Smoked Cannabis
We will conduct a randomized, within-subjects clinical study to compare short-term pharmacokinetic (PK) and pharmacodynamic (PD) effects of Δ9-tetrahydrocannabinol (THC) vaping liquids vs.
- Trial name
- NCT06055231
- Testing
- Vape device, Joint, Marijuana via vape device
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Roswell Park Cancer Institute
Electronic Cigarette Use, E-Cig Use
Effects of e-Cigarettes on Perceptions and Behavior - Substudy 2
This project will assess the ways in which e-cigarette product diversity impacts the user experience to inform potential regulations by identifying product characteristics that may: (1) put young adults at risk for tobacco…
- Conditions
- Electronic Cigarette Use, E-Cig Use, Cigarette Smoking, Cigarette Use, Electronic
- Trial name
- NCT05958966
- Testing
- E-cigarette e-liquid self-administration
- Where
- United States
- Volunteers
- 73 people, healthy volunteers welcome
- Sponsor
- University of Southern California