Clinical trials: Nicotine Withdrawal
Nicotine Withdrawal, Tobacco Abstinence
Effects of Transcranial Direct Current Stimulation on Tobacco Withdrawal Symptoms
We hypothesize that transcranial direct current stimulation will reduce tobacco withdrawal symptoms of tobacco dependent smokers abstinent from smoking for more than 10 hours.
- Trial name
- tDCSsmokers (NCT01567982)
- Testing
- tDCS, prefrontal cortex and parietal cortex
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Yale University
Tobacco Use Disorder
Low Nicotine Content Cigarettes in Vulnerable Populations: Affective Disorders
While the prevalence of smoking in the United States general population has declined over the past 50 years, there has been little to no decline among people with mental health conditions.
- Trial name
- NCT04090879
- Testing
- Either normal nicotine content cigarettes (15.8mg/g) or reduced nicotine content cigarettes (0.4mg/g), E-Cigarettes
- Where
- 2 sites in United States
- Volunteers
- 326 people, healthy volunteers welcome
- Sponsor
- Brown University
Schizophrenia and Disorders With Psychotic Features, Tobacco Use Disorder
Effects of Transdermal Nicotine on Smoking, Craving and Withdrawal in People With Schizophrenia
Individuals with schizophrenia are three times as likely to smoke cigarettes as individuals without schizophrenia. While a great deal of research has been focused on smoking cessation programs for healthy individuals, little…
- Conditions
- Schizophrenia and Disorders With Psychotic Features, Tobacco Use Disorder, Schizophrenia
- Trial name
- NCT00218218
- Testing
- Transdermal Nicotine Patch, 21 mg transdermal nicotine
- Where
- 2 sites in United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- National Institute on Drug Abuse (NIDA)
Nicotine Exposure, Nicotine Withdrawal Suppression
The Effect of Electronic Cigarette (ECIG) Liquid Vehicles on ECIG Acute Effects
This study examines the acute effects in ECIG users of the two primary vehicles in ECIG liquids, propylene glycol and vegetable glycerin.
- Trial name
- NCT02500615
- Testing
- ECIG liquid vehicles
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
Nicotine Dependence, Nicotine Withdrawal
Human Laboratory Study of Varenicline and Bupropion for Nicotine Dependence
The objective of this proposal is to elucidate effects of bupropion SR + varenicline on smoking-cessation related processes in early abstinence using a human laboratory model.
- Trial name
- ChanBan (NCT00749658)
- Testing
- Bupropion, Varenicline
- Where
- United States
- Volunteers
- 121 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Tobacco Use Disorder
Low Nicotine Content Cigarettes in Vulnerable Populations: Opioid Use Disorder
Prevalence of smoking among individuals with opioid use disorder (OUD) is six-fold that of the general US adult population. The mortality rate of opioid-dependent smokers is four times that of opioid-dependent nonsmokers, and…
- Trial name
- NCT04092101
- Testing
- Cigarettes with varying nicotine content, E-Cigarettes
- Where
- 2 sites in United States
- Volunteers
- 326 people, healthy volunteers welcome
- Sponsor
- University of Vermont
Drug Addiction, Smoking Cessation
Examining the Effect of the Nicotine Patch in Male and Female Smokers - 3
Treatment studies have demonstrated that current smoking cessation techniques are less effective for women. The purpose of this study is to determine the role that gender plays in the effectiveness of nicotine replacement…
- Trial name
- NCT00390559
- Testing
- nicotine transdermal system, Nicotine containing cigarette
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
Mental and Behavioral Disorders, Withdrawal State
Effect of the Electronic Cigarette on Withdrawal Symptoms
Study rationale: Sensory/behavioural elements of smoking play a role in smoking behaviour and may have a potential to assist smoking cessation.
- Trial name
- ECIG24 (NCT01454362)
- Testing
- Nicotine
- Where
- United Kingdom
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Queen Mary University of London
Cigarette Smoking, Nicotine Withdrawal
Nicotine Withdrawal and Reward Processing: Connecting Neurobiology to Real-world Behavior
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.
- Trial name
- NicWith (NCT03840694)
- Testing
- Smoking Abstinence, Ad Lib Smoking
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Duke University
Tobacco Use Disorder
Effect of Orexin System on Nicotine Addiction and Its Neural Mechanism
The goal of this clinical trial is to reveal the role and mechanism of orexin in nicotine addicts, compared to healthy control. The main questions it aims to answer are: Whether nicotine addiction-related behaviors, including…
- Trial name
- NCT05947162
- Testing
- extinction training (nicotine cues), extinction training (neutral cues), Time-restricted smoking cessation
- Where
- China
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Shenzhen Kangning Hospital
Drug Addiction
Effect of Varenicline on Tobacco Addiction and on Abstinence-induced Cognitive Impairment
Background: Varenicline (Chantix ) is a drug that is approved by the Food and Drug Administration (FDA) to help people stop smoking.
- Trial name
- NCT01309685
- Testing
- Varenicline
- Volunteers
- healthy volunteers welcome
- Sponsor
- National Institute on Drug Abuse (NIDA)
Tobacco Use Disorder
Project 3, Study 2: Extended Exposure to Low Nicotine Content Cigarettes in People With Current Affective Disorders
This study will examine extended exposure to cigarettes varying in nicotine content among disadvantaged women. Adults with affective disorders are at increased risk for smoking, nicotine dependence, and using high nicotine yield…
- Trial name
- NCT02232737
- Testing
- Very low nicotine content cigarettes
- Where
- 2 sites in United States
- Volunteers
- 775 people, healthy volunteers welcome
- Sponsor
- Brown University
Nicotine Dependence, Smoking
The Effect of Exercise on Acute Nicotine Withdrawal
The primary aim of this project is to test the effect of exercise on acute nicotine withdrawal. Acute nicotine withdrawal is characterized by a complex array of symptoms associated with increased risk of relapse among individuals…
- Conditions
- Nicotine Dependence, Smoking, Sleep Disorders, Intrinsic
- Trial name
- NicEx (NCT01047930)
- Testing
- Exercise
- Where
- United States
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Electronic Cigarettes
Effects of e-Cigarettes on Nicotine Withdrawal
This behavioral pharmacology laboratory experiment will assess whether sweet (vs. non-sweet) flavored e-cigarette solutions reduce tobacco withdrawal symptoms and motivation to smoke among 40 smokers interested in trying…
- Trial name
- NCT03098004
- Testing
- e-Cigarette
- Where
- United States
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- University of Southern California
Nicotine Withdrawal
Sensorimotor Replacement With Electronic and De-nicotinised Cigarettes
There are currently two sensorimotor replacement products which may be of benefit in smoking cessation: de-nicotinised cigarettes (denics) and electronic cigarettes (ECs), and the purpose of this project is to investigate whether…
- Trial name
- SenRep (NCT01414998)
- Testing
- Stress Ball vs Nicotine-free E-Cigarette, Nicotine-free E-Cigarette vs De-nicotinised Cigarette
- Where
- United Kingdom
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Queen Mary University of London
Smoking, HIV-1-infection
Effects of Metformin During Nicotine Withdrawal
The purpose of this study is to test the effects of a medication called metformin (Glucophage®) on smoking behavior. This medication is FDA-approved for treatment of type-2 diabetes.
- Trial name
- MEP (NCT03593538)
- Testing
- Metformin
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Nicotine Withdrawal, Nicotine Addiction
Acute Pharmacokinetic and Pharmacodynamic Effects of "Tobacco-Free" Oral Nicotine Pouches in Smokers
The purpose of the present study is to examine the pharmacokinetics and pharmacodynamics of "tobacco-free" oral nicotine pouches, at various doses and flavors, in healthy adult smokers.
- Conditions
- Nicotine Withdrawal, Nicotine Addiction, Drug Effect
- Trial name
- NCT05335915
- Testing
- Nicotine, Cigarette
- Where
- United States
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
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
Smoking, Withdrawal Nicotine
Association Between Smoking, Brain Activity, Genes, and ADHD
The study investigated the underlying mechanisms of smoking in young adults by examining the associations between smoking, brain activity, dopamine genes, and attention deficit hyperactivity disorder (ADHD).
- Conditions
- Smoking, Withdrawal Nicotine, ADHD
- Trial name
- NCT00915798
- Testing
- Cigarette smoking, Abstinence
- Where
- United States
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Tobacco Use Disorder
Project 1, Study 2: Extended Exposure to Low Nicotine Content Cigarettes in Childbearing Age Women
This study will examine extended exposure to cigarettes varying in nicotine content among disadvantaged women. Disadvantaged women are at increased risk for smoking, nicotine dependence, and using high nicotine yield cigarettes…
- Trial name
- NCT02250534
- Testing
- Very low nicotine content cigarettes
- Where
- 2 sites in United States
- Volunteers
- 775 people, healthy volunteers welcome
- Sponsor
- University of Vermont