Clinical trials: Non-smoking
Periodontitis (Stage 3), Smoking ( Cigarette)
Salivary TNF-α, FoxO-1, and SIRT-1 Levels in Periodontitis and Smoking
This study examines whether smoking and gum disease (periodontitis) are linked to changes in three biological markers found in saliva: TNF-α, FoxO-1, and SIRT-1.
- Trial name
- NCT07764549
- Testing
- Salivary Biomarker Analysis (ELISA)
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Zehra Hasgül
Marijuana Smoking, Cannabis
Study on Regulated Cannabis Sales in Pharmacies
Though regulated cannabis sales are increasing, little is known about the individual health effects of cannabis regulation. Data from countries with a regulated market can be used to test the effect of regulation on the price of…
- Conditions
- Marijuana Smoking, Cannabis, Cannabis Use
- Trial name
- SCRIPT (NCT06120855)
- Testing
- Regulated cannabis from authorized pharmacies, Cannabis from the illicit market
- Where
- 2 sites in Switzerland
- Volunteers
- 1,177 people, healthy volunteers welcome
- Sponsor
- University of Bern
Chronic Obstructive Pulmonary Disease
Endotoxin and Inflammatory Markers in Healthy Non-Smokers and Current Smokers Including Patients With Chronic Obstructive Pulmonary Disease (COPD)
The primary aim of this study is to investigate the effects of inhaled lipopolysaccharide endotoxin (LPS) on bronchial and alveolar exhaled nitric oxide (NO) and NO metabolites and other inflammatory markers and mediators in…
- Trial name
- NCT00159289
- Testing
- Inhalation of LPS
- Where
- United Kingdom
- Volunteers
- healthy volunteers welcome
- Sponsor
- Imperial College London
Smoking Cessation
Safety and Pharmacodynamics of SEL-068 Vaccine in Smokers and Non-Smokers
The purpose of this study is to evaluate the safety and pharmacodynamics of SEL-068. Increasing subcutaneous doses of SEL-068 will be administered to healthy non-smoker and smoker volunteers.
- Trial name
- NCT01478893
- Testing
- SEL-068, Saline
- Where
- Belgium
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Selecta Biosciences, Inc.
Smoking, Tobacco
Respiratory Function and Oxygenation in Smokers and Non-smokers
This study aimed to compare respiratory function, exercise capacity, and intercostal muscle oxygenation in healthy smokers and non-smokers.
- Trial name
- NCT07027956
- Where
- Turkey (Türkiye)
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Kirsehir Ahi Evran Universitesi
Vaping
Responses to Message Source and Presentation Using Psychophysiology
The goal of this clinical trial is to use psychophysiological methods to test the effects of a message source (expert and peer) and message presentation types (one-sided and two-sided) to identify the optimal message type for…
- Trial name
- NCT06269003
- Testing
- Expert, one-sided, Expert, two-sided, Peer, one-sided
- Where
- United States
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- University of Massachusetts, Worcester
Vaping
Responses to E-cigarette Message Source and Presentation
The goal of this clinical trial is to use crowdsourcing to test the effects of a message source (expert and peer) and message presentation types (one-sided and two-sided) to identify the optimal message type for young adults who…
- Trial name
- NCT06274723
- Testing
- Expert, one-sided, Expert, two-sided, Peer, one-sided
- Where
- United States
- Volunteers
- 848 people, healthy volunteers welcome
- Sponsor
- University of Massachusetts, Worcester
Bullying, Cyberbullying
Using Digital Health Technology to Prevent Bullying and Cyberbullying Among Elementary School Students
This project is designed to address the urgent need for an effective primary prevention approach to the problem of bullying and cyberbullying among elementary school students.
- Conditions
- Bullying, Cyberbullying, Smoking
- Trial name
- NCT06592872
- Testing
- Bullying prevention
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Christopher Williams
Smoking Cessation, Harm Reduction
Evaluate Harm Reduction Products as a Second Line Intervention for Adult Smokers Who Do Not Quit With NRT
This study will determine whether a range of products along the reduced-risk continuum can reduce smoke exposure for individuals who fail to quit smoking using current medically approved nicotine replacement therapy (NRT)…
- Trial name
- NCT06088862
- Testing
- Nicoderm, Nicorette 4Mg Chewing Gum, Nicorette Lozenge Product
- Where
- 2 sites in United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Rose Research Center, LLC
Healthy Volunteers
AZD4635 Relative Bioavailability Study
To investigate the pharmacokinetics and relative bioavailability of AZD4635 solid oral formulation and compare with the nano-suspension reference formulation with the option to assess food effect, pH effect and absolute…
- Trial name
- Rel Bio (NCT03710434)
- Testing
- AZD4635 50 mg nano-suspension (reference), AZD4635 solid oral formulation - fasted, AZD4635 solid oral formulation - fed
- Where
- United Kingdom
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- AstraZeneca
Smoking
Neurobiology of Nicotine and Non-nicotine Components of Tobacco Addiction
In the present study the investigators will measure the effects of nicotine and non-nicotine factors on brain function during cognitive processes that are differentially sensitive to these factors.
- Trial name
- NNN (NCT01056926)
- Testing
- Quit smoking, Nicotine patch
- Where
- United States
- Volunteers
- 147 people, healthy volunteers welcome
- Sponsor
- Duke University
Healthy
Metformin ER 750 mg Tablets, Fed
The objective of this study is to compare the rate and extent of absorption of metformin from a test formulation of Metformin ER 750 mg Tablets versus the reference Glucophage® XR 750 mg Tablets under fed conditions.
- Trial name
- NCT00834613
- Testing
- Glucophage® XR 750 mg Tablets, Metformin ER 750 mg Tablets
- Where
- Canada
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Teva Pharmaceuticals USA
Periodontal Diseases, Smoking
The Effect of Scaling and Root Planing on Oral Inflammatory Biomarkers Among E-cig Users and Non-smokers
Background/Aim: There are no studies that have compared the gingival crevicular fluid (GCF) levels of IL-1β in non-smokers (NS) and electronic nicotine delivery system (ENDS)-users before and after scaling and root planing (SRP)…
- Trial name
- ENDS-SRP (NCT05745324)
- Testing
- Scaling and root planing
- Where
- Kuwait
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Kuwait University
Marijuana Smoking
Effects of Low-dose Naltrexone in Combination With a Range of Smoked Marijuana
In heavy marijuana smokers, opioid receptor blockade increases the subjective and cardiovascular effects of marijuana. The current study was designed to clarify opioid-cannabinoid interactions by assessing how naltrexone shifts…
- Trial name
- NCT00743145
- Testing
- Inactive Marijuana (0% THC), Active Marijuana (5.5% THC), Active Marijuana (6.2% THC)
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- New York State Psychiatric Institute
Tobacco Use Disorder
Effect of a Non-Invasive Brain Stimulation Technique on Smoking Cessation Behaviors
In this pilot study, the feasibility of using tDCS (a non-invasive brain stimulation technique) while performing a task requiring cognitive flexibility will be examined in smokers and initial data will be collected regarding the…
- Trial name
- NCT03386253
- Testing
- active tDCS
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Smoking Cessation
Study To Evaluate Cardiac Assessments Following Different Treatments Of Smoking Cessation Medications In Subjects With And Without Psychiatric Disorders.
Non-treatment extension to study A3051123, aimed at collecting data on cardiovascular safety for all participants in the A3051123 trial for an additional 28 weeks, allowing for a total of 52 weeks of cardiovascular safety data…
- Trial name
- CATS (NCT01574703)
- Testing
- varenicline tartrate, bupropion hydrochloride, Nicotine Replacement Therapy Patch
- Where
- 134 sites in United States, Argentina and 14 more
- Volunteers
- 4,595 people, healthy volunteers welcome
- Sponsor
- Pfizer
Tobacco Use, Smoking
CSD200902: Assessment of Indoor Air Quality for a Heated Tobacco Product With Four Non-Combusted Cigarette Variants in an Environmental Testing Chamber
This is a single-center, open-label, parallel-cohort study to measure and compare the levels of selected secondhand smoke (SHS) constituents of a heated tobacco product (HTP) against combustible cigarettes (CC) after ad libitum…
- Conditions
- Tobacco Use, Smoking, Tobacco Smoking
- Trial name
- NCT05363254
- Testing
- Marlboro Gold Box, Newport Box, Non-combusted cigarette variant 42001401
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- RAI Services Company
Chronic Obstructive Pulmonary Disease (COPD), Smoking
The Natural History of Gene Expression in the Lung Cells of Non-Smokers, Smokers and Ex-Smokers in Health and Disease
Cigarette smoking is the major risk factor for chronic obstructive pulmonary disease (COPD, commonly known as chronic bronchitis and emphysema).
- Conditions
- Chronic Obstructive Pulmonary Disease (COPD), Smoking, Smoking Cessation, Chronic Bronchitis
- Trial name
- NCT00974064
- Where
- United States
- Volunteers
- 171 people, healthy volunteers welcome
- Sponsor
- Weill Medical College of Cornell University
Smoking Behaviors
Development, Implementation, and Evaluation of School-based Smoking Prevention Education Program Among Non-smoking Adolescents
Preventing smoking among adolescents is critical to end the epidemic of smoking in Malaysia. Despite the implementation of several smoking prevention programs, the prevalence of adolescent smoking and experimenting with tobacco…
- Trial name
- NCT04036474
- Testing
- Smoking Prevention Education Program
- Volunteers
- 145 people, healthy volunteers welcome
- Sponsor
- National University of Singapore
Pulmonary Disease, Autonomic Dysfunction
Meditative Movement for COPD Symptoms in Non-Smoking Flight Attendants
This study will explore the a Qigong based exercise intervention, here referred to as Meditative Movement (MM), to ameliorate the symptoms associated with chronic obstructive pulmonary disease (COPD) and its co-morbidities.
- Conditions
- Pulmonary Disease, Autonomic Dysfunction, COPD
- Trial name
- MMforFA (NCT02612389)
- Testing
- Meditative Movement taught via DVD
- Where
- United States
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- Dartmouth-Hitchcock Medical Center