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Showing 1–24 of 45 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Dual Tobacco Use Clear all
Recruiting Not applicable Interventional

Cessation of Dual Use of Cigarettes and E-cigarettes During Pregnancy

NCT07124702
View directory record Official record
Conditions
Dual Use of Cigarettes and E-cigarettes, Gestational Weight Gain, Birth-weight-for-gestational-age z Score
Interventions
Simultaneous cessation intervention, Stepwise cessation intervention, Behavior counseling only
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older · Female only
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Sep 12, 2026, 8:23 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Using Novel Behavioral Economic Measures to Characterize Dual Marijuana and Tobacco Use in Young Adults

NCT07398443
View directory record Official record
Conditions
Behavioral Economics, Cannabis Smoking, Tobacco Smoking
Interventions
Cue Reactivity
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years to 25 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Pilot Study to Evaluate the Efficacy of Ariva® Silver Wintergreen, a Smoking Aversive Lozenge

NCT01336816
View directory record Official record
Conditions
Tobacco Use Disorder, Smoking
Interventions
Ariva Silver Wintergreen, Placebo Wintergreen
Other
Lead sponsor
Star Scientific, Inc
Industry
Eligibility
23 Years to 72 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Martinsburg, West Virginia
Source: ClinicalTrials.gov public record
Updated Oct 23, 2014 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Cigar Flavor in Dual Users

NCT04487470
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Flavored filtered cigars, Unflavored filtered cigars
Other
Lead sponsor
UConn Health
Other
Eligibility
21 Years to 34 Years
Enrollment
89 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 6, 2025 · Synced Sep 12, 2026, 8:23 AM EDT
Recruiting No phase listed Observational

Measuring Communal Coping in Dual-smoking Couples Making a Quit Attempt

NCT07553962
View directory record Official record
Conditions
Smoking (Tobacco) Addiction, Smoking ( Cigarette), Tobacco, Tobacco Abstinence, Quitting Smoking, Smoking Cessation
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Quit Smoking Study for People Who Use E-Cigarettes

NCT04946825
View directory record Official record
Conditions
Nicotine Addiction, E-Cig Use, Quitting Smoking
Interventions
Nicotine replacement therapy patch, Nicotine replacement therapy lozenge, Quit electronic cigarettes, Continue electronic cigarettes
Drug · Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 29 Years
Enrollment
396 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated May 21, 2025 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Post-Market Surveillance of Tobacco Products

NCT04255459
View directory record Official record
Conditions
Smoking, Tobacco, Smoking Behaviors
Interventions
Moist Snuff, Camel Snus, Cigarettes, No tobacco usage
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
19 Years and older
Enrollment
320 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
6
States / cities
DeLand, Florida • Miramar, Florida • Stockbridge, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 4, 2020 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Safety, Tolerability and Efficacy of the Nicotine Patch and Gum for the Treatment of Adolescent Tobacco Dependence

NCT01208935
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Nicotine Patch, Nicotine Gum
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
13 Years to 17 Years
Enrollment
157 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2004
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pilot Study to Evaluate the Safety and Efficacy of Ariva® Silver Wintergreen in Reducing Cigarette Craving in Smokers

NCT01337830
View directory record Official record
Conditions
Tobacco Use Disorder, Smoking
Interventions
Ariva® Silver Wintergreen, Silver Wintergreen
Other
Lead sponsor
Star Scientific, Inc
Industry
Eligibility
23 Years to 72 Years
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Martinsburg, West Virginia
Source: ClinicalTrials.gov public record
Updated Oct 23, 2014 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Phase 3 Interventional

Efficacy and Safety of Dianicline Treatment as an Aid to Smoking Cessation in Cigarette Smokers (AMERIDIAN)

NCT00387946
View directory record Official record
Conditions
Smoking Cessation, Tobacco Use Cessation
Interventions
SSR591813L (dianicline)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
630 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 16, 2012 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Pilot Study to Evaluate Safety and Efficacy of CigRx™ in Smokers

NCT01262170
View directory record Official record
Conditions
Smoking, Tobacco Use Disorder
Interventions
CigRx Lozenge, Tobacco Lozenge
Dietary Supplement · Other
Lead sponsor
Rock Creek Pharmaceuticals, Inc.
Industry
Eligibility
23 Years to 72 Years
Enrollment
109 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Martinsburg, West Virginia
Source: ClinicalTrials.gov public record
Updated Oct 29, 2015 · Synced Sep 12, 2026, 8:23 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Preventing Relapse Following Involuntary Smoking Abstinence

NCT01374724
View directory record Official record
Conditions
Smoking, Smoking Cessation
Interventions
Tobacco Use Ban, Tailored Pamphlet, Informational Pamphlet, Relapse Prevention Intervention
Behavioral
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years and older
Enrollment
23,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
2
States / cities
Memphis, Tennessee • Lackland Air Force Base, Texas
Source: ClinicalTrials.gov public record
Updated Oct 31, 2016 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Selegiline for Smoking Cessation - 1

NCT00439413
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Selegiline Transdermal Patch, Placebo, Smoking Cessation Counseling
Drug · Behavioral
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 99 Years
Enrollment
246 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
4
States / cities
College Park, Maryland • New Brunswick, New Jersey • Cincinnati, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2017 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Nicotine and Sensorimotor Replacement for Smoking in Smokers With Schizophrenia

NCT01213524
View directory record Official record
Conditions
Tobacco Use Disorder, Schizophrenia
Interventions
sensorimotor replacement, 42 mg transdermal nicotine replacement, Placebo transdermal nicotine, usual brand smoking
Behavioral · Drug · Other
Lead sponsor
Brown University
Other
Eligibility
18 Years to 99 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Oct 18, 2020 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Addictive Potential of LCCs in Dual Users

NCT03496077
View directory record Official record
Conditions
Tobacco Use Disorder, Dual Tobacco Use, Tobacco Dependence, Smoking, Smoking, Cigar, Smoking, Cigarette, Smoking, Tobacco
Interventions
Flavored and unflavored little cigars/cigarillos (LCCs)
Other
Lead sponsor
UConn Health
Other
Eligibility
18 Years to 34 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Phase 2 Interventional

Nicotinic Receptor Augmentation of SSRI Antidepressants

NCT00319319
View directory record Official record
Conditions
Depressive Disorder
Interventions
Mecamylamine hydrochloride (Inversine)
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 18, 2007 · Synced Sep 12, 2026, 8:23 AM EDT
Recruiting Not applicable Interventional

Pilot Study of Communication for Dual Users of Cigarettes and E-cigarettes

NCT07599462
View directory record Official record
Conditions
Tobacco Products, Cigarettes, Electronic Cigarettes
Interventions
communication
Other
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Phase 3 Interventional

NicVAX/Placebo as an Aid for Smoking Cessation

NCT00836199
View directory record Official record
Conditions
Smoking Cessation, Smoking, Tobacco Cessation
Interventions
NicVAX vaccine, Placebo vaccine
Biological
Lead sponsor
Nabi Biopharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
22
States / cities
Tucson, Arizona • Los Angeles, California • Newport Beach, California + 19 more
Source: ClinicalTrials.gov public record
Updated May 8, 2012 · Synced Sep 12, 2026, 8:23 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

A First in Human Single Ascending Dose (SAD) Study of ATI-1013 in Healthy Smokers

NCT07215923
View directory record Official record
Conditions
Thromboangiitis Obliterans (Buerger's Disease)
Interventions
ATI-1013 (0.2 g), ATI-1013 (0.8 g), ATI-1013 (3.2 g), Placebo
Biological · Other
Lead sponsor
Antidote Therapeutics, Inc
Industry
Eligibility
23 Years to 59 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dual Use of ENDS and Combustible Cigarettes

NCT05280535
View directory record Official record
Conditions
Smoking, Cigarette, Electronic Cigarette Use
Interventions
Cue Reactivity Task, Computerized Visual Dot Probe, Choice Task
Behavioral
Lead sponsor
Brown University
Other
Eligibility
21 Years to 34 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

AXS-05 Phase II Trial on Smoking Behavior

NCT03471767
View directory record Official record
Conditions
Smoking Cessation, Smoking, Cigarette, Nicotine Dependence
Interventions
AXS-05, Bupropion SR
Drug
Lead sponsor
James Davis
Other
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 18, 2022 · Synced Sep 12, 2026, 8:23 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Nicotine Regulation for Dual Users of E-cigarettes and Cigarettes

NCT06614504
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Varying the nicotine content of cigarettes, Varying the nicotine content of e-cigarettes
Other
Lead sponsor
University of Vermont
Other
Eligibility
21 Years and older
Enrollment
308 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
2
States / cities
Providence, Rhode Island • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jun 26, 2025 · Synced Sep 12, 2026, 8:23 AM EDT
Terminated Phase 3 Interventional Results available

Study to Determine if a New Nicotine Replacement Therapy Can Safely Help Smokers to Quit Smoking

NCT01296698
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Placebo, Nicotine
Drug
Lead sponsor
McNeil Consumer Healthcare Division of McNEIL-PPC, Inc.
Industry
Eligibility
18 Years and older
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
19
States / cities
Muscle Shoals, Alabama • Oceanside, California • Griffin, Georgia + 16 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2012 · Synced Sep 12, 2026, 8:23 AM EDT
Completed Phase 1 Interventional

Concurrent vs. Sequential Cessation of Dual Cigarette and E-cigarette Use

NCT06027840
View directory record Official record
Conditions
Cigarette Smoking, E-Cigarette Use, Smoking Cessation
Interventions
Varenicline, Counseling, Guided Self-Change Booklets
Drug · Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 7, 2026 · Synced Sep 12, 2026, 8:23 AM EDT