Clinical trials: Electronic Cigarette Use
Smoking, Cigarette Smoking
e-Cigarette - DNA Adducts
This study will examine the level of toxicity of e-cigarette use compared to smokers and nonsmokers including inflammation markers, toxicant and carcinogen exposure.
- Conditions
- Smoking, Cigarette Smoking, Electronic Cigarettes
- Trial name
- NCT03284632
- Where
- United States
- Volunteers
- 217 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
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
Toxicant Exposure
Effects Among Smokers Who Use and Do Not Use E-Cigarettes
This study compares effects among Latino and African American cigarette smokers who use e-cigarettes with those who continue smoking as usual.
- Trial name
- NCT03511001
- Testing
- E-Cigarette Vs. Smoking as Usual
- Where
- 2 sites in United States
- Volunteers
- 187 people, healthy volunteers welcome
- Sponsor
- California State University, San Marcos
Smoking Prevention and Control
Impact of Cigarette and E-cigarette Menthol Regulation on Current Smokers of Menthol Cigarettes
In a 2x2 design, current menthol smokers (N=240) will complete a baseline period before being assigned to a cigarette (menthol or non-menthol) and e-cigarette condition (menthol or tobacco-flavored e-liquid) and receiving a…
- Trial name
- NCT05896033
- Testing
- Non-Menthol Cigarettes, Tobacco Flavored E-cigarettes, Menthol Cigarettes
- Where
- United States
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Medical University of South Carolina
Electronic Cigarette Use, Cigarette Use, Electronic
Changes in Biomarkers of Cigarette Smoke Exposure After Switching Either Exclusively or Partly to JUUL ENDS
A Randomized, Open Label, Parallel Group Study in Adult Smokers to Evaluate Changes in Biomarkers of Cigarette Smoke Exposure After Switching Either Exclusively or Partly to using JUUL Electronic Nicotine Delivery Systems With…
- Conditions
- Electronic Cigarette Use, Cigarette Use, Electronic, Tobacco Use, Tobacco Smoking
- Trial name
- NCT04107779
- Testing
- Switch from UB of Combustible Cigarette to JUUL 5% Virginia Tobacco ENDS, Switch from UB of Combustible Cigarette to JUUL 3% Virginia Tobacco ENDS, Switch from UB of Combustible Cigarette to JUUL 5% Mint ENDS
- Where
- 5 sites in United States
- Volunteers
- 279 people, healthy volunteers welcome
- Sponsor
- Juul Labs, Inc.
Electronic Cigarette Use, Smoking, Cigarette
Assessing E-Cigarettes for Tobacco Harm Reduction in the Context of Lung Cancer Screening
This study investigates the feasibility, acceptability, and short-term effects of providing 4 weeks of complimentary electronic cigarettes (ECs) to 30 individuals who did not quit after smoking cessation treatment provided in the…
- Conditions
- Electronic Cigarette Use, Smoking, Cigarette, Nicotine Dependence
- Trial name
- NCT06472869
- Testing
- NJOY ACE e-cigarette
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Massachusetts General Hospital
E-cigarette Use, Tobacco Use Cessation
Attentional Bias Modification Training for E-cigarette Users
Aims are to (1) evaluate attentional bias to e-cigarette cues between the intervention and control groups at post-intervention as compared to the pre-intervention; and (2) test the feasibility and efficacy of the intervention at…
- Trial name
- NCT05112562
- Testing
- Computerized attentional bias modification training
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Milwaukee
Electronic Cigarette Use, Retina; Change
Nicotine Influence on the Retina Following the Use of Electronic Cigarette
The marketing of electronic cigarettes (e-cigarettes) in 2003 was initially intended to present a healthier alternative to smokers.
- Trial name
- NCT05801419
- Testing
- RETI-port/scan 21, Zilia Ocular, OCT-A
- Where
- Canada
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Christian Casanova
Electronic Cigarette Use
The Impact of Vaping Ethanol in the Evaluation of Impairment
The purpose of this research study is to find out about ethanol-containing e-cigarettes impact ethanol breath tests, field sobriety tests, or other tests of sobriety. Ethanol is a common part of e-cigarette liquids.
- Trial name
- NCT03826303
- Testing
- E-cigarette liquid with ethanol, 1 puff, E-cigarette liquid without ethanol, 1 puff, E-cigarette liquid with ethanol, 10 puffs
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
Smoking, Cigarette, Smoking E-cigarette
Imaging Sex Differences in Smoking-Induced Pulmonary Inflammation
The purpose of this research is to measure the extent of lung inflammation between different groups of participants using a radioactive tracer called [18F]NOS.
- Conditions
- Smoking, Cigarette, Smoking E-cigarette, Healthy Volunteer
- Trial name
- NCT03721822
- Testing
- [18F]NOS
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Tobacco-Related Carcinoma
Nicotine and Tobacco Message Framing to Change Smoking Behavior in Diverse Groups of Young Adult Smokers
This clinical trial evaluates the effect of message framing on smoking behaviors among lesbian, gay, bisexual, transgender, queer (LGBTQ+) young adults who use nicotine and/or tobacco.
- Trial name
- NCT06644664
- Testing
- Health Education, Interview, Smoking Cessation Intervention
- Where
- United States
- Volunteers
- 292 people, healthy volunteers welcome
- Sponsor
- Ohio State University Comprehensive Cancer Center
Perceptions of Tobacco Products
Social Media Influences on Engagement and Susceptibility to Non-combustible Tobacco Product Use Among Youth and Young Adults (AYA)
The purpose of this study is to present social media posts with varying combinations of flavor types and mentions of stealth use, to adolescents and determine whether these message characteristics increase adolescents'…
- Trial name
- USC TCORS P4 (NCT07721883)
- Testing
- Each intervention will be a picture of a social media post. The posts will vary (in a 3X2 factorial design) the type of flavor described and whether concealability is described.
- Where
- United States
- Volunteers
- 4,500 people, healthy volunteers welcome
- Sponsor
- University of Southern California
Smoking, Cigarette
Biomarkers of Exposure and Effect in Standardized Research E-cigarette (SREC) Users
This study is focused on characterizing the toxic and carcinogenic potential of the Standardized Research E-cigarette (SREC) developed by the National Institute on Drug Abuse.
- Trial name
- NCT04003805
- Testing
- Standardized Research E-cigarette (SREC)
- Where
- United States
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- Masonic Cancer Center, University of Minnesota
Tobacco Use, Tobacco Smoking
Comparing Nicotine Delivery, Subjective Effects, and Sensory Experiences of Tobacco Users Using Oral Nicotine Products and Electronic Cigarettes [ZYN Study]
To pilot test the appeal of non-tobacco oral nicotine products in cigarette smokers, smokeless tobacco users, and oral nicotine users.
- Conditions
- Tobacco Use, Tobacco Smoking, Cigarette Smoking, Smokeless Tobacco Cessation
- Trial name
- NCT05030194
- Testing
- Electronic Cigarette, Oral Nicotine Pouch
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Roswell Park Cancer Institute
Nicotine Dependence
The Influence of Electronic (ECIG) Heater Resistance on ECIG Acute Effects
The purpose of this study is to measure the individual and combined influence of electronic cigarette (ECIG) heating element resistance and liquid nicotine concentration on ECIG acute effects.
- Trial name
- NCT03496116
- Testing
- ECIG Session
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
E-Cig Use
Understanding the Impact of Cartridge-Based Electronic Cigarettes and Generated Aerosols on Cardiopulmonary Health
Over the last decade, e-cigarettes have become increasingly popular, due to their promotion as a healthy alternative to traditional tobacco cigarettes.
- Trial name
- NCT05199480
- Testing
- Tobacco flavored liquid type 1, Tobacco flavored liquid type 2
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
Cardiovascular Risk Factor, Nicotine Dependence
Short-Term Cardiovascular Effects of E-Cigarettes: Influence of E-Liquid pH
This study will examine the short-term cardiovascular (CV) effects of e-liquid pH in a randomized, crossover clinical and behavioral pharmacology study of experienced adult e-cigarette users (N=21).
- Trial name
- TCORS-2 (NCT04449510)
- Testing
- Electronic Cigarette
- Where
- 2 sites in United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Smoking, Nicotine Addiction
The END Perioperative Smoking Pilot Study
The purpose of this pilot randomized trial is to determine the feasibility of e-cigarettes and telephone counselling (compared to transdermal nicotine replacement and telephone counselling) as a harm-reduction tool that may lead…
- Conditions
- Smoking, Nicotine Addiction, Surgery
- Trial name
- NCT02482233
- Testing
- ENDD (NJOY), NRT (NicoDerm CQ), telephone counseling
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of California, San Francisco
Cigarette Smoking, E-cigarette Use
Effects of a Low Nicotine Standard and Tobacco Prices on Illegal Cigarette Purchasing
This study will investigate the effects of a very-low-nicotine cigarette (VLNC) standard, e-cigarette price, and illegal cigarette price on illegal product purchasing and alternative product use in a virtual marketplace.
- Trial name
- NCT07161050
- Testing
- Nicotine Content, Illegal cigarette price, E-cigarette price
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- Virginia Polytechnic Institute and State University
Nicotine Dependence
Flavors and E-cigarette Effects in Adolescent Smokers- STUDY 2
This study is to examine if inhaled doses of an e-cigarette flavor, alone and in combination with menthol, changes the appeal of e-cigarettes containing low and high doses of nicotine.
- Trial name
- NCT03168191
- Testing
- Nicotine, Experimental Flavor, Menthol Flavor
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Yale University