Clinical trials: Nicotine E-Cigarette Use
Nicotine Dependence, Cigarette Smoking
Lemongrass (Cymbopogon Citratus) on Nicotine Dependence, Cotinine Levels, and Related Biomarkers in Adult Smokers
The goal of this clinical trial is to learn whether lemongrass (Cymbopogon citratus) inhaler and liquid vapor interventions affect nicotine dependence and related biological and behavioral outcomes in adult smokers.
- Conditions
- Nicotine Dependence, Cigarette Smoking, Tobacco Use Disorder, Psychological Stress
- Trial name
- CCIVS (NCT07366294)
- Testing
- Lemongrass Inhaler, Lemongrass Liquid Vapor, Lemongrass Inhaler and Liquid Vapor
- Where
- Indonesia
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Titin Andri Wihastuti
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, Vaping
A Trial of Varenicline for E-cigarette Cessation
This is randomized, placebo-controlled clinical trial in treatment-seeking adults who report regular e-cigarette use to test the hypothesis that varenicline is efficacious for quitting e-cigarettes.
- Conditions
- E-cigarette Use, Vaping, Nicotine Dependence
- Trial name
- NCT07040566
- Testing
- Varenicline 1mg BID
- Where
- 2 sites in United States
- Volunteers
- 326 people
- Sponsor
- Yale University
Diabetes Mellitus, Type 2, Nicotine Dependence, Cigarettes
Effect of Glucagon-like Peptide-1 (GLP-1) Receptor Agonist Stimulation on Smoking Consumption in Type 2 Diabetes Patients
Diabetes has become an increasingly serious global health issue. In 2024, approximately 537 million adults were living with diabetes, and this number is projected to rise to 783 million by 2045, representing a 46% increase.
- Trial name
- NCT06924697
- Testing
- Application of GLP-1RAs drugs, DPP-4i group
- Where
- China
- Volunteers
- 46 people
- Sponsor
- Shanghai East Hospital
Nicotine, Nicotine Vaping
Developing E-liquid Product Standards (Sweet Spot Study)
The Sweet Spot Study aims to evaluate the effect of e-liquids with nicotine varying in freebase (FB) levels and concentrations on the appeal of electronic cigarettes (ECs) in young adult EC users with minimal/no history of…
- Conditions
- Nicotine, Nicotine Vaping, E-cigarette Use
- Trial name
- NCT05864586
- Testing
- Vaping study EC A, Vaping study EC B, Vaping study EC C
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Ohio State University Comprehensive Cancer Center
Cigarette Smoking, Nicotine Dependence
Incentives for Oklahoma Tobacco Helpline Engagement in Persistent Poverty Counties
The proposed pilot project is designed to evaluate the feasibility and potential efficacy of offering small financial incentives for the completion of smoking cessation counseling and self-reported abstinence at follow-up among…
- Trial name
- CLIMB (NCT05095779)
- Testing
- Coaching calls, Nicotine replacement therapy, Financial Incentives
- Where
- United States
- Volunteers
- 165 people, healthy volunteers welcome
- Sponsor
- University of Oklahoma
Cigarette Smoking, Nicotine Dependence
Smokers' Response to Nicotine Dependence Genotyping
Innovative strategies to reduce adult smoking prevalence include using genetic information to motivate cessation and, ultimately, to tailor cessation pharmacotherapy.
- Trial name
- NCT01780038
- Testing
- Receipt of Genetic Results, No results given
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Nebraska
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
Healthy, Nicotine Addiction
Compensatory Behavior of E-cig Users in Response to Reduced Nicotine E-liquids
The goal of this clinical trial is to learn if low nicotine eliquids work to reduce exposure to nicotine, in addicted ecig users, without increasing consumption of other harmful constituents.
- Conditions
- Healthy, Nicotine Addiction, Electronic Cigarette Use
- Trial name
- NCT06602492
- Testing
- Lower nicotine e-liquid, Higher nicotine eliquid
- Where
- United States
- Volunteers
- 72 people
- Sponsor
- Rochester Institute of Technology
THC, Cannabis
THC Crossover Study
This is a randomized, crossover study enrolling experienced dual cannabis-tobacco smokers (N=18) to describe the differences in THC and toxicant exposure, examining pharmacokinetic, subjective, and cardiovascular effects from…
- Conditions
- THC, Cannabis, Cannabis Smoking, Cannabis Use, Unspecified
- Trial name
- TRDRP (NCT04429568)
- Testing
- Smoked Cannabis, Vaped Cannabis, Tobacco Cigarette
- Where
- 2 sites in United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Smoking, Smoking Cessation
QuitFast: Evaluating Transcranial Magnetic Stimulation as a Tool to Reduce Smoking Directly Following a Quit Attempt
Cigarette smoking constitutes the greatest preventable cause of mortality and morbidity in the US. The most critical period for long term success of smoking cessation appears to be in the first 7 days after the quit date.
- Conditions
- Smoking, Smoking Cessation, Craving, Addiction
- Trial name
- NCT04159571
- Testing
- Real TBS to the vmPFC
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Wake Forest University Health Sciences
Cigarette Smoking, Nicotine Dependence
Nicotine Withdrawal and Reward Processing
This study is designed to find out how smoking affects the way the brain responds to pleasure and how this impacts smokers' behavior. Participants will complete three sessions.
- Conditions
- Cigarette Smoking, Nicotine Dependence, Nicotine Withdrawal
- Trial name
- NicWith (NCT05041959)
- Testing
- Smoking Abstinence, Ad Lib Smoking
- Where
- United States
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- University of Oklahoma
Nicotine Dependence
The Role of Nicotine and Non-Nicotine Alkaloids in E-Cigarette Use and Dependence
The advent of electronic cigarette (e-cigarette) technologies represents one of the most significant developments in the last several decades, and provides a novel and promising strategy for substantially reducing the morbidity…
- Trial name
- Ecig1 (NCT02590393)
- Testing
- E-cigarettes
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Duke University
Smoking Cessation, Smoking, Tobacco
Helping Poor Smokers Quit
Using a 2x2 randomized factorial design, we will conduct a statewide field trial in Missouri to compare the relative and combined effects of these two strategies for augmenting an existing, evidence-based tobacco quitline…
- Conditions
- Smoking Cessation, Smoking, Tobacco, Smoking, Cigarette, Smoking, Pipe
- Trial name
- NCT03194958
- Testing
- Specialized Quitline, Basic Needs Navigator
- Where
- United States
- Volunteers
- 1,944 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Nicotine Dependence, Cigarettes, Uncomplicated
Impact of Nicotine Reduction on Adolescent Cigarette Use, Alternative Tobacco Use, and Harm From Tobacco
Adolescents are an important vulnerable population to consider as the FDA moves toward a nicotine reduction policy. Such a policy, which would mandate a reduction of nicotine in all commercially available cigarettes, has the…
- Trial name
- SIREN (NCT03860077)
- Testing
- Very Low Nicotine Content Cigarettes, Normal Nicotine Content Cigarettes
- Where
- United States
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Brown University
Nicotine Dependence, Cigarettes
Epidemiology and Acute Oral Effects Electronic Cigarette
Electronic cigarettes are battery-powered vaporizers which have a similar feel to tobacco smoking. They do not produce cigarette smoke but rather an aerosol, which is frequently referred to as vapor.
- Trial name
- NCT03011710
- Testing
- ProVari v2.5 (E-cigarette), Marlboro Gold (Conventional cigarette), Cigarette tip
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Semmelweis University
Nicotine Dependence, Cigarettes
Acute Oral Effects of Heated Tobacco Products
Heated tobacco products (HTP) are devices which heat, but not burn tobacco. They do not produce cigarette smoke but rather an aerosol. HTPs are marketed as less harmful alternatives to smoking.
- Trial name
- NCT05538702
- Testing
- IQOS 3.0 DOU with bland taste unit (Heated Tobacco Product), IQOS 3.0 DUO with menthol taste unit (Heated Tobacco Product), Marlboro Gold (Conventional cigarette)
- Where
- Hungary
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Semmelweis University
E Cigarette Use, Vaping
Acute Effects of TCIG vs ECIG in PLWH
Randomized controlled trial of acute use of electronic cigarette or tobacco cigarette on parameters of ventricular repolarization and inflammation/oxidative stress.
- Conditions
- E Cigarette Use, Vaping, Smoking, Tobacco Smoking
- Trial name
- NCT04568395
- Testing
- TCIG, ECIG
- Where
- 2 sites in United States
- Volunteers
- 37 people
- Sponsor
- University of California, Los Angeles
Smoking, Smoking, Cigarette
Impact of New Standards for Tobacco Products Among Dual E-Cigarette/Combusted Cigarette Users - Project 2
The purpose of the study is to evaluate how limiting the nicotine content in regular cigarettes affects choices for regular cigarette and e-cigarette products.
- Conditions
- Smoking, Smoking, Cigarette, E-Cig Use, Nicotine Dependence
- Trial name
- NCT05473585
- Testing
- very low nicotine content cigarettes, normal nicotine content cigarettes, Study e-cigarette
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- Duke University
Copd, Smoking Cessation
Addressing Psychological Risk Factors Underlying Smoking Persistence in COPD Patients: The Fresh Start-II Study
Chronic Obstructive Pulmonary Disease (COPD) is caused primarily by smoking and smoking cessation is the first-line treatment for slowing disease progression.
- Conditions
- Copd, Smoking Cessation, Nicotine Dependence, Tobacco Use
- Trial name
- NCT04646174
- Testing
- Unified Protocol adapted for smoking cessation, American Lung Association self-management strategies for smoking cessation
- Where
- United States
- Volunteers
- 66 people
- Sponsor
- Rush University Medical Center