Clinical trials: Cigarette Smoking Toxicity
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
Alcohol Drinking, Cigarette Smoking Toxicity
Reduced Nicotine Cigarettes in Smokers With and Without Alcohol Use Disorder
The proposed research will investigate whether smokers with vs. without current at-risk alcohol drinking (ARD) respond to reduced nicotine cigarettes by increasing their alcohol consumption or smoke exposure, thereby diminishing…
- Trial name
- RedNic (NCT02990455)
- Testing
- Reduced nicotine cigarettes
- Where
- United States
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- Battelle Memorial Institute
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
Cigarette Smoking Toxicity
Smoking Topography and Harm Exposure in Menthol Cigarettes
This study will examine how menthol affects smoking when menthol smokers switch to non-menthol cigarettes. Participants will smoke their preferred brand (control) or Camel Crush cigarettes, which have the ability to be menthol or…
- Trial name
- MQAT (NCT01329263)
- Testing
- Menthol to non-menthol
- Where
- United States
- Volunteers
- 87 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Pulmonary Disease, Chronic Obstructive, E-cigarettes
Ventilation and Pulmonary Endothelium Toxicities of E-cigarettes: A Randomized Crossover Pilot Study
Determination of the acute pulmonary toxicities of e-cigarettes in young adults is of major public health importance, as e-cigarette vapor contains established toxicants that as hypothesized cause acute damage to the airways and…
- Trial name
- VaPE-Tox (NCT02783768)
- Testing
- E-cigarette, Hyperpolarized 3-Helium, Gadolinium
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Columbia University
Electronic Nicotine Delivery System Flavors
Potential Effects of Electronic Nicotine Delivery System Flavor Regulations on African American Menthol Smokers
This study aims to better understand how the availability of electronic nicotine delivery system (aka electronic cigarettes) flavors (e.g., menthol, tobacco) impacts tobacco use behaviors, toxicant exposure, and abuse liability…
- Trial name
- RVA Flavors (NCT05023096)
- Testing
- Tobacco product administration and assessment
- Where
- United States
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
Electronic Cigarette Use
Effect of E-Liquid Flavor on Respiratory Symptoms in People Using Electronic Nicotine Delivery Systems
This is a randomized, parallel-group open-label trial to evaluate respiratory symptoms in ENDS users switching from banned flavors to a non-banned flavor (tobacco) or 'tobacco free' nicotine pouches.
- Trial name
- CRoFT (NCT05423340)
- Testing
- E-cigarette Flavor, Tobacco Free Nicotine Pouch
- Where
- United States
- Volunteers
- 163 people, healthy volunteers welcome
- Sponsor
- Roswell Park Cancer Institute
Acute Lung Injury
The Study of ELEctronic Cigarette Toxicity in a Human Model in Vivo Model of Inflammation and Vascular Dysfunction
To carry out a prospective cohort study of healthy volunteers, assessing differences between baseline pulmonary inflammation, response to LPS inhalation and endothelial function, as measured by flow mediated dilation between…
- Trial name
- SELECT (NCT02739438)
- Testing
- Electronic cigarette use, Cigarette use, Control group
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Queen's University, Belfast
Cigarette Smoking Toxicity, Nicotine
The Acute Cardiovascular Effects of Nicotine in E-cigarettes (ACE) Study
The goal of this project is to evaluate the nicotine induced acute cardiovascular changes in E-Cigarette users and also study the mechanism involved particularly with vascular impairment.
- Conditions
- Cigarette Smoking Toxicity, Nicotine, Acute Cardiovascular Disease
- Trial name
- ACE (NCT03010995)
- Testing
- Prazosin
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Louisville
Nicotine Dependence, Tobacco Toxicity
Pharmacokinetics and Pharmacodynamics of Nicotine With Use of Standardized Research Electronic Cigarette (SREC)
This is a crossover study that will examine use behaviors, chemical exposures, and biological effects of Standardized Research Electronic Cigarette (SREC) compared to usual brand e-cigarette use in natural or synthetic nicotine…
- Conditions
- Nicotine Dependence, Tobacco Toxicity, Cardiovascular Risk Factors
- Trial name
- SREC22 (NCT05658471)
- Testing
- Standardized Research E-Cigarette (SREC), Over the Counter E-Cigarette (EC), Biological Samples
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Cigarette Smoking-Related Carcinoma, Tobacco-Related Carcinoma
Broccoli Sprout/Broccoli Seed Extract Supplement in Decreasing Toxicity in Heavy Smokers
This randomized early phase I trial studies how well broccoli sprout/broccoli seed extract supplement works in decreasing toxicity in heavy smokers.
- Trial name
- NCT03402230
- Testing
- Broccoli Sprout/Broccoli Seed Extract Supplement, Laboratory Biomarker Analysis, Questionnaire Administration
- Where
- 2 sites in United States
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- National Cancer Institute (NCI)
Smoking, Cigarette, Smoking, Tobacco
Examination of Low Wattage and High Wattage E-Cigarettes
The overall aim of the proposed study is to evaluate the effect of switching from conventional cigarettes to either a LWe or HWe on smoking behavior, product use patterns and continued use, as well as biomarkers of toxicant…
- Conditions
- Smoking, Cigarette, Smoking, Tobacco, Nicotine Dependence, Exposure to Toxic Agent
- Trial name
- SWITCH (NCT03113136)
- Testing
- Low wattage E cigarette device, High wattage E cigarette device, Usual brand cigarette
- Where
- United States
- Volunteers
- 372 people, healthy volunteers welcome
- Sponsor
- Ohio State University Comprehensive Cancer Center
Tobacco Use Disorder, Oral Nicotine Pouch Use
Switching to Potential Reduced Exposure Products in Adult Smokers
This study aims to assess the feasibility, acceptability, and the potential harm reduction of switching to potentially lower risk, oral nicotine pouches in adult smokers.
- Conditions
- Tobacco Use Disorder, Oral Nicotine Pouch Use, Smoking Behaviors, Harm Reduction
- Trial name
- ZYN (NCT04250727)
- Testing
- ZYN
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Yale University
Cigarette Smoking, Smoking Behavior
Smoking Topography Study 2018
Rationale: The World Health Organization Framework Convention on Tobacco Control (WHO FCTC) aims for a regulatory strategy including the regulation of the contents of tobacco products (Article 9).
- Conditions
- Cigarette Smoking, Smoking Behavior, Cigarette Smoking Toxicity
- Trial name
- NCT03498053
- Testing
- Marlboro, Marlboro Prime, Marlboro Prime (ventilation holes taped)
- Where
- Netherlands
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Nicotine Dependence, Tobacco Toxicity
Cigarette Harm Reduction With Electronic Cigarette Use
This is an observational, crossover study that will be examine use behaviors, chemical exposures, and biological effects of SREC compared to TC use in subjects confined to a research ward setting.
- Conditions
- Nicotine Dependence, Tobacco Toxicity, Nicotine Dependence, Cigarettes, Cardiovascular Risk Factor
- Trial name
- NIDA-SREC (NCT03473483)
- Testing
- SREC
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of California, San Francisco