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ClinicalTrials.gov public records Last synced Oct 22, 2026, 10:47 AM EDT

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Showing 433–456 of 2,080 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Smoking Behavior Clear all
Completed Not applicable Interventional Results available

Sex Differences, Hormones & Smoking Cessation

NCT01744574
View directory record Official record
Conditions
Tobacco Cessation
Interventions
Placebo, Progesterone, Smoking Cessation Behavioral Counseling
Other · Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 60 Years
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 12, 2019 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Results available

RCT of an Internet Cessation Program Plus Online Social Network for HIV+ Smokers

NCT02781090
View directory record Official record
Conditions
Tobacco Use Disorder, HIV
Interventions
PSFW+, AHA, Nicotine polacrilex
Behavioral · Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
512 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
2
States / cities
Baltimore, Maryland • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Aug 4, 2023 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional

BABY STEPS II: SMS Scheduled Gradual Reduction Text Messages to Help Pregnant Smokers Quit

NCT01995097
View directory record Official record
Conditions
Smoking, Pregnancy
Interventions
Scheduled Gradual Reduction Text Messages, Support Text Messages
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older · Female only
Enrollment
331 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 8, 2019 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nicotine Metabolism and Little Cigars

NCT01898559
View directory record Official record
Conditions
Smoking
Interventions
Switch to smoking only little cigars
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years to 65 Years
Enrollment
197 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 6, 2017 · Synced Oct 22, 2026, 10:47 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 19, 2019 · Synced Oct 22, 2026, 10:47 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Understanding How Cigarette Direct Mail Marketing Influences Smoking Behaviors Among High and Low Socioeconomic Status Young Adult Smokers

NCT02974582
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Exposure to smoking advertising with coupon, Exposure to smoking advertising without coupons, Exposure to non health related images
Behavioral
Lead sponsor
National Institute on Minority Health and Health Disparities (NIMHD)
NIH
Eligibility
18 Years to 29 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Sustaining Smoking Cessation in Smokers With Kids With Asthma

NCT00862368
View directory record Official record
Conditions
Asthma, Smoking Cessation
Interventions
PAM, PAM-Enhanced/Asthma Counseling Phone Calls, Follow-Up Phone Calls - Child Wellness Topic
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years and older
Enrollment
573 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
5
States / cities
Fall River, Massachusetts • Pawtucket, Rhode Island • Providence, Rhode Island + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 25, 2012 · Synced Oct 22, 2026, 10:47 AM EDT
Completed No phase listed Observational

A Follow-up Study to Assess Long-term Immunogenicity and Safety of NicVAX/Placebo as an Aid to Smoking Cessation

NCT01304810
View directory record Official record
Conditions
Smoking Cessation, Nicotine Dependence
Interventions
NicVAX vaccine, Placebo
Biological
Lead sponsor
Nabi Biopharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
12
States / cities
Newport Beach, California • San Diego, California • Miami, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated May 14, 2012 · Synced Oct 22, 2026, 10:47 AM EDT
Recruiting Phase 2 Interventional

E-Cigarettes for Harm Reduction in Smokers With Opioid Use Disorder

NCT05722561
View directory record Official record
Conditions
Opioid Use Disorder, Cigarette Smoking
Interventions
Telehealth Motivational Counseling, Nicotine Replacement Product, National Institute on Drug Abuse (NIDA) Standardized Research Electronic Cigarette (SREC).
Behavioral · Drug · Device
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years to 75 Years
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
New York, New York • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Results available

VIDeOS for Smoking Cessation

NCT06307496
View directory record Official record
Conditions
Cancer, Smoking Cessation
Interventions
Smoking cessation intervention, Informational intervention
Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 22, 2026, 10:47 AM EDT
Recruiting Not applicable Interventional

Preliminary Effectiveness of Enhanced Text Message + Incentives

NCT07420621
View directory record Official record
Conditions
Smoking Cessation, Pregnancy
Interventions
Text Messages, Incentives
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional

Implementing Guidelines for Smoking Cessation: A Randomized Trial of Evidence-Based Quality Improvement

NCT00012987
View directory record Official record
Conditions
Smoking, Smoking Cessation, Quality Improvement
Interventions
Quality Improvement
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
2,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2002
U.S. locations
2
States / cities
Palo Alto, California • Sepulveda, California
Source: ClinicalTrials.gov public record
Updated Apr 7, 2015 · Synced Oct 22, 2026, 10:47 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Study of Lunesta Versus Placebo for Sleep Problems Related to Smoking Cessation and Zyban

NCT00511134
View directory record Official record
Conditions
Insomnia, Nicotine Dependence
Interventions
Eszopiclone, Bupropion
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 9, 2022 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Phase 2 Interventional Results available

A Study of Cytisinicline for Vaping Cessation in Adult Smokers

NCT05431387
View directory record Official record
Conditions
Vaping, E-Cig Use
Interventions
cytisinicline, Placebo, Behavioral support
Drug · Behavioral
Lead sponsor
Achieve Life Sciences
Industry
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
5
States / cities
Lexington, Kentucky • Boston, Massachusetts • Rochester, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Phase 2 Interventional Results available

Acetylsalicylic Acid Compared to Placebo in Treating High-Risk Patients With Subsolid Lung Nodules

NCT02169271
View directory record Official record
Conditions
Current Smoker, Former Smoker, Multiple Pulmonary Nodules, Tobacco Use Disorder
Interventions
Aspirin, Laboratory Biomarker Analysis, Placebo
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
50 Years and older
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 21, 2020 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Phase 4 Interventional

Web-based Smoking Cessation Intervention: Transition From Inpatient to Outpatient

NCT01277250
View directory record Official record
Conditions
Cigarette Smoking, Home Access to Internet and Email, Cognitively and Physically Able to Participate, English Speaking and Reading
Interventions
Web-based smoking cessation program
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
1,548 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 19, 2015 · Synced Oct 22, 2026, 10:47 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Prevention of Postpartum Smoking Relapse and Related Health Consequences by Breastfeeding Promotion

NCT07661550
View directory record Official record
Conditions
Smoking ( Cigarette), Breastfeeding
Interventions
Breastfeeding promotion, Attention placebo control
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older · Female only
Enrollment
280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 22, 2026, 10:47 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 Nov 1, 2016 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Applying Novel Technologies and Methods to Self-Regulation: Behavior Change Tools for Smoking and Binge Eating

NCT03687658
View directory record Official record
Conditions
Smoking, Binge Eating, Behavior
Interventions
Laddr
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 50 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Sep 28, 2023 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Results available

Effect of Smoking Exposure on Smoking Relapse Following Brief Abstinence - 2

NCT00136838
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Neutral or active cigarette cues
Behavioral
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 18, 2018 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Short Messaging Service Program to Help Quit Smoking During Perioperative Period.

NCT03839043
View directory record Official record
Conditions
Tobacco Use Cessation, Perioperative/Postoperative Complications, Tobacco Smoking
Interventions
Brief behavioral intervention, SMS Program
Behavioral · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 9, 2021 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Treating Caregivers Who Smoke at AFCH

NCT06051474
View directory record Official record
Conditions
Smoking, Smoking Cessation
Interventions
Nicotine Replacement Product
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Oct 22, 2026, 10:47 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Neural, Behavioral and Physiological Correlates of Feeding in Humans

NCT01665560
View directory record Official record
Conditions
Magnetic Resonance Imaging, Functional
Interventions
Not listed
Lead sponsor
Yale University
Other
Eligibility
18 Years to 45 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 15, 2012 · Synced Oct 22, 2026, 10:47 AM EDT
Completed No phase listed Observational

Message Testing for Tobacco-Related Corrective Statements

NCT01282008
View directory record Official record
Conditions
Tobacco, Smoking, Communication
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
14 Years to 17 Years
Enrollment
627 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 20, 2019 · Synced Oct 22, 2026, 10:47 AM EDT