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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Nicotine Abuse Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Abuse Liability of Reduced Nicotine Content Cigarettes Within a Complex Tobacco Marketplace

NCT02951143
View directory record Official record
Conditions
Substance-Related Disorders
Interventions
SPECTRUM cigarettes, SPECTRUM cigarettes between
Drug
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
18 Years to 65 Years
Enrollment
305 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 21, 2021 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Not applicable Interventional Results available

Contingency Management for Smoking in Substance Abusers

NCT00807742
View directory record Official record
Conditions
Substance Abuse
Interventions
Nicotine Replacement Treatment (NRT), Brief Advice, Contingency Management, Non-Contingent Reinforcement
Drug · Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years and older
Enrollment
340 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jan 22, 2019 · Synced Sep 28, 2026, 10:53 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Screening Protocol for Research Participants

NCT01010620
View directory record Official record
Conditions
Schizophrenia, Substance Abuse, Cocaine Abuse, Tobacco Use Disorder
Interventions
Various Screening psychiatric and medical assessments
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 64 Years
Enrollment
523 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2019
U.S. locations
1
States / cities
Catonsville, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 18, 2019 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Medications Development for the Treatment of Cannabis Related Disorders

NCT01204723
View directory record Official record
Conditions
Nicotine Withdrawal, Marijuana Dependence, Cannabis Dependence, Nicotine Dependence, Cannabis Abuse
Interventions
Placebo Aprepitant, Active Aprepitant
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 45 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
2
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 31, 2012 · Synced Sep 28, 2026, 10:53 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Advanced Functional and Structural MRI Techniques for Neuropharmacological Imaging

NCT01036581
View directory record Official record
Conditions
Drug Abuse, Nicotine Dependence
Interventions
MagPro X100 Magnetic Stimulator, Transcranial Rotating Magnetic Stimulator, Magnetom Prisma Fit 3T Scanner
Device
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 80 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparison of Nicotine Plasma Concentrations and Subjective Effects for Three Electronic Cigarettes vs Combustible Cigarettes and Nicotine Gum

NCT02269514
View directory record Official record
Conditions
Smoking
Interventions
Own Brand Cigarette, Electronic Cigarette #1, Electronic Cigarette #2, Electronic Cigarette #3, Leading U.S. Nicotine Gum
Other
Lead sponsor
R.J. Reynolds Vapor Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Jun 3, 2018 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CSD201001: Study to Assess Elements of Abuse Liability for Three Nicotine Pouches

NCT05129657
View directory record Official record
Conditions
Smoking, Tobacco Use, Tobacco Smoking
Interventions
Product A, Product B, Product C, Product D, Product N
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
2
States / cities
Raleigh, North Carolina • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 29, 2024 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Hormones and Reduction in Co-users of Marijuana and Nicotine

NCT02579421
View directory record Official record
Conditions
Marijuana Dependence
Interventions
Progesterone, placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 60 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 25, 2020 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Does Abstinence From E-cigarettes Produce Withdrawal Symptoms?

NCT02825459
View directory record Official record
Conditions
Substance Withdrawal Syndrome
Interventions
Abstinence from e-cigarettes
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
147 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
2
States / cities
Baltimore, Maryland • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Nov 19, 2018 · Synced Sep 28, 2026, 10:53 AM EDT
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Pioglitazone for Heroin and for Nicotine Dependence

NCT01395797
View directory record Official record
Conditions
Heroin Dependence, Nicotine Dependence
Interventions
PIO, Placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 55 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 12, 2017 · Synced Sep 28, 2026, 10:53 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Influence of Nicotine on Cognitive Function in Schizophrenic Patients With and Without Comorbid Drug Dependence

NCT01037075
View directory record Official record
Conditions
Schizophrenia, Drug Abuse/Dependency
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 60 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2013
U.S. locations
2
States / cities
Baltimore, Maryland • Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 15, 2019 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nicotine Uptake, Measures of Abuse Liability, and Puffing Topography With Use of RELX ENDS Products by ENDS Consumers

NCT04620616
View directory record Official record
Conditions
Electronic Cigarette Use
Interventions
RELX ENDS Tobacco Flavor, RELX ENDS Menthol Flavor, Subject Usual Brand ENDS
Other
Lead sponsor
Cheerain HK Limited
Industry
Eligibility
22 Years to 59 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Cypress, California • Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 18, 2021 · Synced Sep 28, 2026, 10:53 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Product Characteristics on the Abuse Liability of Nicotine Pouches

NCT07165808
View directory record Official record
Conditions
Nicotine Addiction
Interventions
Nicotine pouch: Low dose, Nicotine pouch: High dose, Low pH, High pH
Other
Lead sponsor
Emory University
Other
Eligibility
21 Years to 35 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of Abuse Liability of Very Low Nicotine (VLN) Mentholated Cigarettes

NCT03559725
View directory record Official record
Conditions
Tobacco Use
Interventions
VLN menthol cigarettes (A), Usual Brand Menthol Cigarettes (B), Nicotine gum (C)
Other · Drug
Lead sponsor
22nd Century Group, Inc.
Industry
Eligibility
22 Years to 65 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Mar 24, 2020 · Synced Sep 28, 2026, 10:53 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Thrive Initiative Parent-Education Programming Study

NCT06823518
View directory record Official record
Conditions
Child Maltreatment, Parenting, Child Wellbeing
Interventions
Thrive Initiative Parent-Education Programming
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
18 Years and older
Enrollment
480 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Sep 28, 2026, 10:53 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cognitive Task Development and Implementation for Functional MRI Studies

NCT01036685
View directory record Official record
Conditions
Drug Abuse, Nicotine Dependence
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
525 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2005
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

THC Crossover Study

NCT04429568
View directory record Official record
Conditions
THC, Cannabis, Cannabis Smoking, Cannabis Use, Unspecified, Cigarette Smoking, Tobacco Use, Nicotine Dependence, Nicotine Withdrawal, Cardiovascular Risk Factor
Interventions
Smoked Cannabis, Vaped Cannabis, Tobacco Cigarette
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2024 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reactions to E-cigs and Alcohol

NCT03449017
View directory record Official record
Conditions
Alcohol Abuse, Nicotine Dependence Tobacco Product
Interventions
E-cig use
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
21 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 28, 2018 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Modern Nicotine Oral Product Abuse Liability

NCT06777784
View directory record Official record
Conditions
Smoking, Tobacco Use
Interventions
Product A, Product B, Product C, Product D, Product E, Product F, Product G, Product N
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
2
States / cities
Lexington, Kentucky • Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Sep 28, 2026, 10:53 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Abuse Liability for Five Modern Oral Nicotine Products

NCT07132814
View directory record Official record
Conditions
Smoking, Smoking Behaviors, Tobacco Use, Tobacco Smoking
Interventions
Product A, Product B, Product C, Product D, Product E, Product F, Product N
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Dec 29, 2025 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CSD201301: Study to Assess Elements of Abuse Liability for Four P13 Nicotine Pouches

NCT05294497
View directory record Official record
Conditions
Smoking, Tobacco Use, Tobacco Smoking
Interventions
Product A, Product B, Product C, Product D, Product N, Product E
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Lexington, Kentucky • Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 28, 2022 · Synced Sep 28, 2026, 10:53 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effects of Nicotine on Brain Activity as Measured by fMRI

NCT01037153
View directory record Official record
Conditions
Nicotine Dependence, Drug Abuse
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 50 Years
Enrollment
128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Phase 2 Interventional Results available

Cognitive Behavioral Therapy and the Nicotine Transdermal Patch for Cannabis Dependence and Nicotine Dependence

NCT01292642
View directory record Official record
Conditions
Cannabis Dependence, Nicotine Dependence
Interventions
Cognitive Behavioral Therapy, Nicotine Replacement Therapy
Behavioral · Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 13, 2013 · Synced Sep 28, 2026, 10:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Interventions for Smoking Among Persons in Recovery

NCT00714896
View directory record Official record
Conditions
Smoking Cessation
Interventions
Stepped-Care, Control
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Walnut Creek, California
Source: ClinicalTrials.gov public record
Updated May 28, 2013 · Synced Sep 28, 2026, 10:53 AM EDT