Clinical trials: Nicotine Withdrawal
Smoking Cessation
Combining Varenicline and Bupropion for Smoking Cessation
The goal of this clinical research study is learn if the combination of Chantix (varenicline) and Zyban (bupropion) is more effective at helping people to quit smoking than varenicline when given alone.
- Trial name
- NCT00943618
- Testing
- Varenicline, Bupropion, Counseling/Phone Calls
- Where
- United States
- Volunteers
- 641 people, healthy volunteers welcome
- Sponsor
- M.D. Anderson Cancer Center
Nicotine Dependence
Nicotine Dependence, Withdrawal and Replacement Therapy Assessed by PET Imaging
The proposed research will provide significant new gender-specific information of scientific and clinical relevance on the function of the mu-opioid system in nicotine dependence and therapeutic effectiveness of nicotine…
- Trial name
- NCT01664741
- Testing
- Nicotine patch - transdermal
- Where
- United States
- Volunteers
- 127 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Tobacco Use Disorder
Project 2, Study 2: Extended Exposure to Low Nicotine Content Cigarettes in Opioid Abusers
This study will examine extended exposure to cigarettes varying in nicotine content among adults with opioid use disorder. Those with opioid use disorder are at increased risk for smoking, nicotine dependence, and using high…
- Trial name
- P2S2 (NCT02250664)
- Testing
- Very low nicotine content cigarettes
- Where
- 2 sites in United States
- Volunteers
- 775 people, healthy volunteers welcome
- Sponsor
- University of Vermont
Tobacco Use Disorder
Low Nicotine Content Cigarettes in Vulnerable Populations: Women of Reproductive Age
Despite marked reductions in cigarette smoking in the general population, smoking among economically disadvantaged women has increased.
- Trial name
- NCT04092387
- Testing
- Varying the nicotine content of cigarettes, E-Cigarettes
- Where
- 2 sites in United States
- Volunteers
- 326 people, healthy volunteers welcome
- Sponsor
- University of Vermont
Nicotine Dependence, Nicotine Withdrawal
Progesterone and Brain Imaging Study
Male and female smokers were recruited to undergo 2 phases of smoking cessation. Each phase was 4 days long and involved 3 brain-imaging scans, blood draws and an intervention involving progesterone or a matched placebo.
- Trial name
- NCT01954966
- Testing
- Progesterone
- Where
- United States
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Smoking
Functional Magnetic Resonance Imaging (fMRI) Investigation of Nicotine Withdrawal Symptoms
A single center, double blind, randomized, placebo controlled, two-treatments, two-period crossover study conducted in adult smokers.
- Trial name
- NCT00657020
- Testing
- Nicotine
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
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
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
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
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
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
Tobacco Use Disorder
Project 4, Study 2: Extended Exposure to Low Nicotine Content Cigarettes in Pregnant Women
Study 2 will evaluate the effects of extended exposure to cigarettes with varying levels of nicotine in pregnant smokers who have less than an Associate's degree. This study will be limited to two conditions: usual brand vs.
- Trial name
- NCT04033237
- Testing
- Very low nicotine content cigarettes
- Where
- 2 sites in United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Vermont