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

Comparative Effectiveness of Adding Weight Control to Smoking Cessation Quitlines

NCT01867983
View directory record Official record
Conditions
Cigarette Smoking, Overweight, Obesity
Interventions
Weight gain prevention and smoking cessation, Smoking cessation
Behavioral
Lead sponsor
Consumer Wellness Solutions
Industry
Eligibility
18 Years and older
Enrollment
2,540 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 14, 2016 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Drug /Cue Interactions In Alcohol-Tobacco Comorbidity

NCT00816231
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Tobacco, Alcoholic Beverage, Placebo
Behavioral · Other
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
21 Years to 55 Years
Enrollment
244 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2019
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Sep 5, 2019 · Synced Jun 25, 2026, 6:58 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Developing a Positive Approach to Substance Use Prevention in North American Indian Adolescents

NCT05380765
View directory record Official record
Conditions
Alcohol Drinking, Tobacco Use, Drug Use
Interventions
Native PATHS
Behavioral
Lead sponsor
University of Rhode Island
Other
Eligibility
10 Years to 14 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Kingston, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jun 4, 2024 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effectiveness of Smoking Cessation Guidelines in the Emergency Department

NCT00756704
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Smoking cessation guideline implementation
Behavioral
Lead sponsor
University of Iowa
Other
Eligibility
18 Years and older
Enrollment
789 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
2
States / cities
Des Moines, Iowa • Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Nov 3, 2011 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Media Literacy for High School Tobacco Prevention

NCT05120466
View directory record Official record
Conditions
Adolescent Behavior, Tobacco Use, E-Cig Use
Interventions
AD IT UP media literacy intervention, Usual health education curriculum
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
13 Years to 17 Years
Enrollment
147 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 1, 2024 · Synced Jun 25, 2026, 6:58 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Guiding Good Choices for Health

NCT04040153
View directory record Official record
Conditions
Adolescent Substance Use
Interventions
Guiding Good Choices
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
11 Years to 12 Years
Enrollment
3,636 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
3
States / cities
Oakland, California • Aurora, Colorado • Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 2, 2024 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional

Project HEALS (Helping and Empowering pAtients for Living a Life Smoke-free

NCT05362318
View directory record Official record
Conditions
Smoking, Tobacco Use, Lung Cancer
Interventions
Nicotine patch and lozenges, Telephone counseling sessions, Access to a web-based video, Florida Tobacco Quitline
Drug · Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Jun 25, 2026, 6:58 PM EDT
Withdrawn Phase 1Phase 2 Interventional

cSBIRT to Reduce Teen Tobacco, Alcohol and Drug Use

NCT01275391
View directory record Official record
Conditions
Tobacco Abuse, Alcohol Abuse, Drug Abuse
Interventions
Computer Screening, Brief Intervention, Referral toTreatment
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
12 Years to 21 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 6, 2016 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Zileuton With or Without Celecoxib As Chemopreventive Agents in Smokers

NCT01021215
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Zileuton, Celecoxib, laboratory biomarker analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
2
States / cities
New York, New York • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 1, 2015 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Improving the Delivery of Smoking Cessation Guidelines in Hospitalized Veterans

NCT00816036
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Smoking Cessation Guideline Implementation
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
898 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
4
States / cities
Denver, Colorado • Iowa City, Iowa • Minneapolis, Minnesota + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2015 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Diabetes Prevention Program Pilot Study

NCT00729079
View directory record Official record
Conditions
Diabetes Prevention
Interventions
DPP
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 90 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
2
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Oct 11, 2015 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Expanding the Click City Tobacco Prevention Program to Include E-cigarettes and Other Novel Tobacco Products

NCT03682900
View directory record Official record
Conditions
Tobacco Use
Interventions
Click City®: Tobacco, Usual Tobacco Curriculum
Other
Lead sponsor
Oregon Research Behavioral Intervention Strategies, Inc.
Industry
Eligibility
9 Years to 12 Years
Enrollment
2,673 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Springfield, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 31, 2023 · Synced Jun 25, 2026, 6:58 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Project Impact: A Culturally-Tailored Adherence Intervention for Latino Smokers

NCT01811628
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Questionnaire, Interview
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 17, 2017 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Phase 4 Interventional Results available

Prevention of Cigarette Smoking in Attention Deficit Hyperactivity Disorder (ADHD) Youth With Concerta

NCT00181714
View directory record Official record
Conditions
ADHD
Interventions
methylphenidate HCl (Concerta)
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
12 Years to 17 Years
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2011
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 6, 2013 · Synced Jun 25, 2026, 6:58 PM EDT
Completed No phase listed Observational

Motivational Counseling in Preventing Smoking Relapse After Pregnancy in Pregnant Women Who Quit Smoking During Pregnancy

NCT00310115
View directory record Official record
Conditions
Bladder Cancer, Cervical Cancer, Esophageal Cancer, Gastric Cancer, Head and Neck Cancer, Kidney Cancer, Leukemia, Liver Cancer, Lung Cancer, Pancreatic Cancer, Tobacco Use Disorder
Interventions
Smoking Prevention Usual Care, Counseling Intervention
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
469 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 22, 2016 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Tobacco-Related Disease Prevention Among Korean Americans

NCT02584127
View directory record Official record
Conditions
Smoking Cessation
Interventions
high reinforcement cessation program, low reinforcement cessation program
Behavioral
Lead sponsor
University of California, Berkeley
Other
Eligibility
18 Years and older
Enrollment
405 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated May 12, 2016 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Phase 3 Interventional Results available

Hutchinson Smoking Prevention Project

NCT00115869
View directory record Official record
Conditions
Smoking Among Youth
Interventions
Social-influences
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
7 Years to 9 Years
Enrollment
8,388 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1984 – 1999
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 28, 2012 · Synced Jun 25, 2026, 6:58 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

CONNECT Cancer Survivors With Tobacco Treatment

NCT07020273
View directory record Official record
Conditions
Tobacco Use, Tobacco Use Cessation, Smoking Cessation, Nicotine Addiction, Tobacco Smoking
Interventions
ELEVATE, ELEVATE-S
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of a Brief Tobacco Intervention in the US Military

NCT03196102
View directory record Official record
Conditions
Tobacco Use, Tobacco Smoking, Smoking, Cigar, Smoking, Pipe, Smoking, Hookah, Nicotine Dependence
Interventions
BTI, Cigarette smoking military tailored pamphlet, Standard smoking cessation intervention
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
2,999 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Lackland Air Force Base, Texas
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional

Marketing Workplace Chronic Disease Prevention

NCT00452816
View directory record Official record
Conditions
Health Behavior, Chronic Disease
Interventions
Workplace Solutions Consulting approach, Delayed intervention
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
Not listed
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 19, 2009 · Synced Jun 25, 2026, 6:58 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Ask Advise Connect (AAC) Harris Heath CPRIT

NCT01788787
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Quitline-Delivered Proactive Telephone Counseling, Follow-Up Phone Call, Smoking Cessation Training, Qualitative Interviews Concerning the Implementation of AAC
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
5,212 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2049
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 27, 2019 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

An Effectiveness Trial of Project ALERT

NCT00650585
View directory record Official record
Conditions
Alcohol Drinking, Smoking, Marijuana Smoking
Interventions
Project ALERT
Behavioral
Lead sponsor
Pacific Institute for Research and Evaluation
Other
Eligibility
Not listed
Enrollment
8,338 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 12, 2013 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Progesterone for Smoking Relapse Prevention Following Delivery

NCT01972464
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Progesterone, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 42 Years · Female only
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 16, 2018 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Phase 2 Interventional Results available

Effectiveness of GW468816, an NMDA Glycine Site Antagonist, for Prevention of Relapse to Smoking

NCT00218465
View directory record Official record
Conditions
Nicotine Dependence
Interventions
GW468816, Placebo Comparator: Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
2
States / cities
Belmont, Massachusetts • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 23, 2017 · Synced Jun 25, 2026, 6:58 PM EDT