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ClinicalTrials.gov public records Last synced Oct 28, 2026, 6:30 PM EDT

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Showing 505–528 of 690 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Cigarette Use Clear all
Completed Phase 2 Interventional

Brief Voluntary Alcohol and Drug Intervention for Middle School Youth

NCT01081119
View directory record Official record
Conditions
Alcohol Drinking, Cigarette Smoking, Marijuana Smoking
Interventions
Project CHOICE
Behavioral
Lead sponsor
RAND
Other
Eligibility
11 Years to 15 Years
Enrollment
6,455 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 10, 2014 · Synced Oct 28, 2026, 6:30 PM EDT
Completed Phase 2 Interventional Results available

Computer-Assisted Intervention for Smoking During Pregnancy

NCT01028131
View directory record Official record
Conditions
Smoking
Interventions
Computer-delivered brief intervention (5As), Contingency Management
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years and older · Female only
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 10, 2013 · Synced Oct 28, 2026, 6:30 PM EDT
Terminated Phase 2Phase 3 Interventional Results available

Tailored Smoking Cessation Treatment for LIVE FOR LIFE® Participants

NCT01560507
View directory record Official record
Conditions
Cigarette Smoking, Nicotine Dependence
Interventions
varenicline (Chantix), bupropion (Zyban), nicotine patches
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
Durham, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 24, 2014 · Synced Oct 28, 2026, 6:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Practicing Self-Control Lowers the Risk of Smoking Lapse

NCT00349687
View directory record Official record
Conditions
Behavior, Addictive, Cigarette Smoking
Interventions
self-control practice
Behavioral
Lead sponsor
University at Albany
Other
Eligibility
18 Years to 45 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated May 10, 2023 · Synced Oct 28, 2026, 6:30 PM EDT
Completed Not applicable Interventional Results available

Effect of Different E-cigarette Cooling Flavors on Adults' Sensory Experience TCORS 3.0

NCT05932693
View directory record Official record
Conditions
E-Cig Use
Interventions
E-liquid coolant (WS-3, 0.05%), E-liquid coolant (WS-3, 0.1%), E-liquid coolant (WS-3, 0.5%), E-liquid coolant (WS-3, 1.0%), E-liquid coolant (WS-3, 2.0%), E-liquid coolant (menthol, 0.05%), E-liquid coolant (menthol, 0.1%), E-liquid coolant (menthol, 0.5%), E-liquid coolant (menthol, 1.0%), E-liquid coolant (menthol, 2.0%), E-liquid coolant (WS-23, 0.05%), E-liquid coolant (WS-23, 0.1%), E-liquid coolant (WS-23, 0.5%), E-liquid coolant (WS-23, 1.0%), E-liquid coolant (WS-23, 2.0%), E-liquid coolant (WS-23, 4.0%)
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
31 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 Feb 18, 2026 · Synced Oct 28, 2026, 6:30 PM EDT
Not yet recruiting Not applicable Interventional

Deep Transcranial Magnetic Stimulation for Tobacco Cessation in Adults With Opioid Use Disorder

NCT07770555
View directory record Official record
Conditions
Opioid Use Disorder, Tobacco Use Disorder
Interventions
Deep TMS System With H4 Coil
Device
Lead sponsor
Payel Roy
Other
Eligibility
22 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 28, 2026, 6:30 PM EDT
Active, not recruiting Phase 3 Interventional

Optimizing Tobacco Use Treatment for PLWHA

NCT04176172
View directory record Official record
Conditions
HIV/AIDS, Nicotine Dependence
Interventions
Varenicline, Nicotine patch, Standard treatment, Standard treatment + Managed Problem Solving (MAPS) adherence intervention
Drug · Behavioral
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
340 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
2
States / cities
Chicago, Illinois • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 4, 2026 · Synced Oct 28, 2026, 6:30 PM EDT
Not yet recruiting Phase 1 Interventional

Impact of Sweeteners on the Addictive Threshold of Nicotine

NCT07771725
View directory record Official record
Conditions
Smoking ( Cigarette)
Interventions
Nicotine 0.05 mg/pulse and 0.1 mg/pulse, Saline Placebo (0.5mL injection), sucralose, Sugar syrup (Placebo)
Drug · Dietary Supplement
Lead sponsor
Yale University
Other
Eligibility
21 Years to 59 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 28, 2026, 6:30 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Study to Determine the Effect of Access to Multiple Tobacco Flavor Options on Smoking Abstinence Among Primary Cigarette Smokers Using an Electronic Nicotine Delivery System

NCT07879638
View directory record Official record
Conditions
Smoking, Tobacco
Interventions
FT25614, FT25615, FT25616
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 65 Years
Enrollment
480 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
5
States / cities
Fort Lauderdale, Florida • Atlanta, Georgia • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2026 · Synced Oct 28, 2026, 6:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of E-Cigarette Nicotine Content in Smokers (Nicotine Flux Study)

NCT04332926
View directory record Official record
Conditions
Electronic Cigarette Use
Interventions
Tobacco product administration and assessment, own brand cigarettes, Tobacco product administration and assessment, ECIG 30 Watts, 0 mg/ml nicotine, Tobacco product administration and assessment, ECIG 30 Watts, 8 mg/ml nicotine, Tobacco product administration and assessment, ECIG 30 Watts, 15 mg/ml nicotine, Tobacco product administration and assessment, ECIG 30 Watts, 30 mg/ml nicotine
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 55 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 13, 2025 · Synced Oct 28, 2026, 6:30 PM EDT
Withdrawn Phase 4 Interventional

Effects of Varenicline in Heavy Drinking Smokers

NCT02488889
View directory record Official record
Conditions
Cigarette Smoking, Alcohol Consumption
Interventions
Varenicline, Placebo pill (for varenicline), Alcohol, placebo beverage (for alcohol)
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 1, 2018 · Synced Oct 28, 2026, 6:30 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

E-Cigarette Effects on Markers of Cardiovascular and Pulmonary Disease

NCT03863509
View directory record Official record
Conditions
Tobacco Use, E-Cigarette Use, Cardiovascular Diseases, Pulmonary Disease
Interventions
Cigarettes, E-Cigarettes
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 21, 2023 · Synced Oct 28, 2026, 6:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Online Intervention to Reduce E-cigarette Use and Susceptibility to Smoking in Young Adults

NCT06129123
View directory record Official record
Conditions
E-cigarette Use
Interventions
Live Free From E-cigarettes
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 24 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Oct 28, 2026, 6:30 PM EDT
Recruiting Not applicable Interventional

PASCAL Feasibility Study

NCT07301151
View directory record Official record
Conditions
Smoking Cessation, Smoking (Tobacco) Addiction
Interventions
chatbot, no chatbot
Other
Lead sponsor
University of Minnesota
Other
Eligibility
21 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Oct 28, 2026, 6:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Telehealth-Filter Ventilation ( COMET2P1 )

NCT04969783
View directory record Official record
Conditions
Tobacco Use
Interventions
Ventilated Cigarette Filter, Unventilated Cigarette Filter
Other
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
21 Years and older
Enrollment
164 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
2
States / cities
Minneapolis, Minnesota • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Oct 28, 2026, 6:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A High School Program for Preventing Prescription Drug Misuse

NCT03219190
View directory record Official record
Conditions
Prescription Drug Abuse, Substance Abuse, Substance Use (Drugs, Alcohol)
Interventions
LST High School Hybrid
Behavioral
Lead sponsor
National Health Promotion Associates, Inc.
Industry
Eligibility
14 Years to 18 Years
Enrollment
1,804 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
White Plains, New York
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 28, 2026, 6:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of E-Liquid Flavor on Respiratory Symptoms in People Using Electronic Nicotine Delivery Systems

NCT05423340
View directory record Official record
Conditions
Electronic Cigarette Use
Interventions
E-cigarette Flavor, Tobacco Free Nicotine Pouch
Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
21 Years to 55 Years
Enrollment
163 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Oct 28, 2026, 6:30 PM EDT
Completed Phase 2 Interventional Results available

Formoterol Dose Ranging Study (ACHIEVE Duaklir USA Phase IIb)

NCT02796651
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease - COPD
Interventions
Formoterol fumarate (6 μg), Formoterol furmarate (20 μg), Placebo for formoterol fumarate, Formoterol fumarate (12 μg), Formoterol fumarate (40 μg)
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
40 Years to 130 Years
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
20
States / cities
Glendale, Arizona • Phoenix, Arizona • Tempe, Arizona + 17 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2018 · Synced Oct 28, 2026, 6:30 PM EDT
Terminated Not applicable Interventional

Effect of Switching From Cigarette Smoking to THS on Disease Progression in Mild to Moderate COPD Subjects With Chronic Bronchitis Symptoms.

NCT05569005
View directory record Official record
Conditions
COPD, Smoking, Tobacco Use
Interventions
THS use, Cigarette, Smoking Abstinence
Other
Lead sponsor
Philip Morris Products S.A.
Industry
Eligibility
35 Years to 65 Years
Enrollment
715 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
81
States / cities
Brandon, Florida • Cape Coral, Florida • Clearwater, Florida + 41 more
Source: ClinicalTrials.gov public record
Updated Sep 26, 2024 · Synced Oct 28, 2026, 6:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Menthol and Mint Experimental Tobacco Marketplace (ETM) Study

NCT04879225
View directory record Official record
Conditions
Cigarette Smoking, Vaping
Interventions
Tobacco e-liquids, Menthol and Tobacco e-liquids, Mint, Menthol and Tobacco e-liquids, All e-liquid flavors
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
21 Years and older
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 26, 2024 · Synced Oct 28, 2026, 6:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Electronic Cigarette Use in Young Adult Men and Women

NCT03089541
View directory record Official record
Conditions
Cigarette Smoking, Tobacco Use
Interventions
Survey Arm
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 29 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 3, 2023 · Synced Oct 28, 2026, 6:30 PM EDT
Recruiting No phase listed Observational

University of Michigan COPD Identification Through Lung Cancer Screening Cohort Study - MAP2

NCT07482475
View directory record Official record
Conditions
COPD (Chronic Obstructive Pulmonary Disease), Cancer Lung Screening, Smoking Cigarette
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
50 Years to 80 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 25, 2026 · Synced Oct 28, 2026, 6:30 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

An Evaluation of the Tobacco Prevention Toolkit Healthy Futures: Alternative-to-Suspension Vaping Intervention

NCT06483412
View directory record Official record
Conditions
Tobacco Use Cessation, Addiction
Interventions
Healthy Futures: Alternative-to-Suspension Curriculum
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
14 Years to 18 Years
Enrollment
2,540 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Oct 28, 2026, 6:30 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Sensitivity to Intravenous Nicotine: Genetic Moderators

NCT00969137
View directory record Official record
Conditions
Nicotine Dependence
Interventions
saline, Nicotine
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
213 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2016
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Oct 28, 2026, 6:30 PM EDT