Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 10, 2026, 8:49 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 73–96 of 421 matching trials from the live ClinicalTrials.gov search.
Conditions
Smoking Cessation, Harm Reduction
Interventions
Nicoderm, Nicorette 4Mg Chewing Gum, Nicorette Lozenge Product, BIDI e-cigarette, on!
Drug · Other
Lead sponsor
Rose Research Center, LLC
Industry
Eligibility
22 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
Charlotte, North Carolina • Raleigh, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

Implementing a Virtual Tobacco Treatment for Cancer Patients in Community Oncology Practices

NCT03808818
Conditions
Carcinoma In Situ, Current Smoker, Malignant Neoplasm, Primary Neoplasm, Recurrent Neoplasm, Smoking Cessation
Interventions
Behavioral, Psychological or Informational Intervention, Nicotine Replacement, Quality-of-Life Assessment, Survey Administration, Tobacco Cessation Counseling
Other · Drug
Lead sponsor
ECOG-ACRIN Cancer Research Group
Network
Eligibility
18 Years and older
Enrollment
306 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
42
States / cities
Anchorage, Alaska • Atlanta, Georgia • Augusta, Georgia + 32 more
Conditions
Electronic Nicotine Delivery Systems, Tobacco Products, Cigarette Smoking
Interventions
EQUIP, Standard Care
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 26 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Terminated Not applicable Interventional Results available

Analysis of Aldehyde Biomarkers of Exposure and Host Response

NCT00482690
Conditions
Smoking Cessation
Interventions
nicotine polacrilex, nicotine transdermal system, nicotine inhaler
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Omaha, Nebraska
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Tobacco and Socioeconomic Disadvantage

NCT03620708
Conditions
Tobacco Smoking
Interventions
Motivational Interviewing, Nicotine Replacement Therapy Sampling, Referral Only
Behavioral · Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 65 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
New Brunswick, New Jersey
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

Mobile App for Smoking Cessation and Mental Health

NCT04887558
Conditions
Smoking Cessation, Mental Illness
Interventions
Smart-T Mental Health+ and NRT, QuitGuide + NRT
Combination Product
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 100 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2028
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Withdrawn Not applicable Interventional Accepts healthy volunteers

Smoking Cessation Peds Asthma

NCT02640521
Conditions
Smoking Cessation, Asthma
Interventions
Chart Reminders & New York State Quit line referral system
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
Not listed
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Developing Genetic Education for Smoking Cessation

NCT01186016
Conditions
Tobacco Smoking
Interventions
Genetic Education Session, Nutrition Education Session
Behavioral
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Omaha, Nebraska
Conditions
Nicotine Dependence
Interventions
Chantix, Zyban, Nicotine patches
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
376 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
4
States / cities
Charlotte, North Carolina • Durham, North Carolina • Raleigh, North Carolina + 1 more
Conditions
Tobacco Cessation
Interventions
BecomeAnEX, Usual Care
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Baltimore, Maryland
Conditions
Smoking Cessation
Interventions
Treatment as Usual, QuitGuide, Smart-T
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Switching to Very Low Nicotine Content Cigarettes vs Reducing Cigarettes Per Day

NCT03060083
Conditions
Tobacco Use Disorder
Interventions
Very low nicotine content (VLNC) cigarettes and nicotine replacement therapy (NRT), Reduce cigarettes per day (CPD) with nicotine replacement therapy (NRT)
Other
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Burlington, Vermont
Completed Not applicable Interventional Accepts healthy volunteers

QuitAid Pilot Feasibility Trial

NCT05649241
Conditions
Smoking Cessation
Interventions
Nicotine patch, Nicotine gum, Medication Therapy Management
Drug · Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Charlottesville, Virginia
Conditions
Cannabis Dependence
Interventions
MET/CBT/CM plus NRT
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
2
States / cities
Concord, New Hampshire • Lebanon, New Hampshire
Conditions
Tobacco Use Cessation
Interventions
Nicoderm CQ 21Mg/24Hr Transdermal System
Drug
Lead sponsor
Brown University
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Providence, Rhode Island
Completed Not applicable Interventional

Smoking Cessation in NYC

NCT04489524
Conditions
Smoking Cessation
Interventions
individualized counselor-led MI sessions, general health education session, NRT
Behavioral
Lead sponsor
Temple University
Other
Eligibility
18 Years to 110 Years
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Randomized Clinical Trial to Reduce Harm From Tobacco

NCT02328794
Conditions
Smoking Cessation
Interventions
E-cigarette free access, E-cigarette/NRT/Zyban/Chantix Choice, Outcome Incentive arm, Loss framing incentive arm, Control
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 99 Years
Enrollment
6,006 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Results available

Quit & Fit 2.0: Feasibility and Usability Testing

NCT05878990
Conditions
Smoking Cessation
Interventions
Culturally-tailored Tobacco Treatment, Culturally-tailored Content Newsletters, Control Preference Scale, Active Content Newsletter or Passive Content Newsletter
Behavioral
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years to 69 Years · Female only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Nutley, New Jersey
Completed Not applicable Interventional Accepts healthy volunteers Results available

Switching to a Vaping Device: Evaluating Risk Reduction Among Quitline Treatment Failures

NCT03502200
Conditions
Smoking, Cigarette
Interventions
JUUL, Treatment As Usual
Device · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years to 99 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Embedding Comprehensive Smoking Cessation Programs Into Community Clinics

NCT04717544
Conditions
Smoking Cessation
Interventions
Intervention Arm
Behavioral
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years and older
Enrollment
406 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Smoking, Smoking Cessation, Adherence, Nicotine Dependence, Motivation
Interventions
Short Term Combination Nicotine Replacement Therapy (patch + gum), Long Term Combination Nicotine Replacement Therapy (patch + gum), Intensive Maintenance Counseling, Cognitive Medication Adherence Counseling (CAM), Electronic Medication Monitoring Device (the Helping Hand) + Feedback, Automated Adherence Prompting Phone Calls
Drug · Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 99 Years
Enrollment
544 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Smoking
Interventions
nicotine replacement therapy and bupropion, smoking cessation counseling and referrals
Drug · Behavioral
Lead sponsor
Atlantic Health System
Other
Eligibility
21 Years and older
Enrollment
900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Morristown, New Jersey
Conditions
Dual Use of Cigarettes and E-cigarettes
Interventions
Text- and web-based support, Nicotine Replacement Therapy (NRT, nicotine patch), Nicotine replacement therapy lozenge
Behavioral · Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
321 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Phase 1 Interventional Accepts healthy volunteers

Contingency Management, Quitting Smoking, and ADHD

NCT02266784
Conditions
Cigarette Smoking, Smoking Cessation
Interventions
Contingency Management (CM), Transdermal nicotine skin patches (i.e. Habitrol), Supportive Counseling
Behavioral · Drug · Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 55 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Durham, North Carolina