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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Nicotine Content Clear all
Recruiting Not applicable Interventional

Behavioral Intervention for Youth to Promote Vaping Cessation

NCT06765291
View directory record Official record
Conditions
Vaping, Vaping Teens, Nicotine Dependence
Interventions
QuitVaping, This is Quitting (TIQ)
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
14 Years to 19 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Healthy Aging Resources to Thrive (HART)

NCT03739762
View directory record Official record
Conditions
Sedentary Lifestyle
Interventions
i-STAND, Healthy Living control
Behavioral · Other
Lead sponsor
Kaiser Permanente
Other
Eligibility
60 Years to 89 Years
Enrollment
283 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 24, 2024 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Innovative Interventions for Smoking Cessation

NCT01050569
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Nicotine Patch, VLNC Cigarette, VLNC Cigarette Plus Nicotine Patch
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
235 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
2
States / cities
Duluth, Minnesota • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 17, 2019 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Project 2 Cigarette and E-cigarette Nicotine Content and E-liquid Flavors

NCT03185546
View directory record Official record
Conditions
Smoking
Interventions
NNC Spectrum Cigarette, VLNC Spectrum Cigarette, Moderate nicotine level e-liquid, Low nicotine level e-liquid, Tobacco Flavors, Tobacco and non-tobacco e-liquid flavors
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
156 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
2
States / cities
Winston-Salem, North Carolina • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 13, 2021 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Not applicable Interventional

Evaluation of Cessation Preferences of Menthol Smoker

NCT02020005
View directory record Official record
Conditions
Smoking Cessation
Interventions
Non-flavored 2mg nicotine gum, Non-flavored 4mg nicotine gum, Mint-flavored 2mg nicotine gum, Mint-flavored 4mg nicotine gum, Non-flavored nicotine inhaler, Mint-flavored nicotine ihaler
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Sep 23, 2026, 10:03 AM EDT
Recruiting Not applicable Interventional

THRIVE-CAR-T Digital App

NCT06665295
View directory record Official record
Conditions
CAR T-Cell Therapy
Interventions
THRIVE-CAR-T
Behavioral
Lead sponsor
Patrick C. Johnson, MD
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

E-cigarette Nicotine Study

NCT04709471
View directory record Official record
Conditions
Nicotine Dependence, Electronic Cigarette Use, Cigarette Smoking
Interventions
Nicotine, Juul e-cigarette, Reduction
Drug · Device · Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
21 Years and older
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Aug 25, 2022 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Not applicable Interventional

Project 2: Strategies for Reducing Nicotine Content in Cigarettes

NCT02139930
View directory record Official record
Conditions
Nicotine Dependence, Tobacco Smoking
Interventions
Normal Nicotine Control Group, Immediate Nicotine Reduction Group, Gradual Nicotine Reduction Group
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
1,250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
10
States / cities
Phoenix, Arizona • San Francisco, California • Tampa, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 14, 2018 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Testing THRIVE 365 for Black Sexual Minority Men (On The Daily)

NCT05376397
View directory record Official record
Conditions
Medication Adherence, Depressive Symptoms, Anxiety Symptoms, Emotion Regulation
Interventions
iTHRIVE 365
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
16 Years and older · Male only
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 26, 2024 · Synced Sep 23, 2026, 10:03 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Mobile Media-Rich Interactive Guideline System (MMRIGS) Pilot Study

NCT02302859
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Nicotine Patch, Questionnaires, Pamphlet, Phone Counseling Sessions, Saliva Test, Smart phone
Drug · Behavioral · Other + 1 more
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 26, 2020 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Not applicable Interventional Results available

Supporting Habit Formation to Attenuate Prefrailty in Elders: Pilot Study

NCT04140890
View directory record Official record
Conditions
Frailty
Interventions
Habit Formation, Education
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
55 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 22, 2020 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Not applicable Interventional Results available

A Technology-Delivered Peer-to-Peer Support ART Adherence Intervention for Substance-using HIV+ Adults

NCT02704208
View directory record Official record
Conditions
HIV
Interventions
Thrive With Me Control, Thrive With Me Intervention
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 100 Years · Male only
Enrollment
410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 6, 2023 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Project 3, Study 2: Extended Exposure to Low Nicotine Content Cigarettes in People With Current Affective Disorders

NCT02232737
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Very low nicotine content cigarettes
Other
Lead sponsor
Brown University
Other
Eligibility
18 Years to 70 Years
Enrollment
775 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
2
States / cities
Providence, Rhode Island • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Dec 6, 2022 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Phase 4 Interventional Results available

Identifying Optimal Smoking Cessation Intervention Components (Cessation)

NCT01116986
View directory record Official record
Conditions
Smoking, Smoking Cessation, Nicotine Dependence
Interventions
Counseling before quit attempt, Minimal In-person counseling during quit attempt, Intensive in-person counseling during the quit attempt, Minimal phone counseling during the quit attempt, Intensive phone counseling during the quit attempt, Long Term Nicotine Patch+ Nicotine Gum During Quit Attempt, Short Term Nicotine Patch + Nicotine Gum during the quit attempt, Pre-Quit Nicotine Gum, Pre-Quit Nicotine Patch, Pre-Quit Nicotine Patch + Pre-Quit Nicotine Gum
Behavioral · Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 99 Years
Enrollment
637 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 10, 2015 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Behavioral Pharmacology of Cannabis and Nicotine

NCT04124432
View directory record Official record
Conditions
Cannabis, Nicotine
Interventions
Cannabis, Nicotine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 16, 2024 · Synced Sep 23, 2026, 10:03 AM EDT
Not yet recruiting Not applicable Interventional

Personalized Cancer Support (Thrive Track) to Manage the Emotional Needs of Young Adults With Thyroid, Melanoma and Testicular Cancer, PerCS-YA Trial

NCT07529080
View directory record Official record
Conditions
Differentiated Thyroid Gland Carcinoma, Malignant Testicular Neoplasm, Melanoma, Thyroid Gland Follicular Carcinoma, Thyroid Gland Papillary Carcinoma
Interventions
Internet-Based Intervention, Interview, Questionnaire Administration
Other
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
20 Years to 39 Years
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Manipulating Tobacco Constituents in Male Menthol Smokers

NCT02592772
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Reduced Nicotine Non-Menthol (RNC), Reduced Nicotine Menthol (RNC-Men), Conventional Nicotine Non-Menthol (CN)
Other
Lead sponsor
UConn Health
Other
Eligibility
18 Years to 45 Years · Male only
Enrollment
118 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
2
States / cities
Farmington, Connecticut • Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 8, 2020 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Phase 3 Interventional Results available

A Randomized Trial of Medi-Cal Beneficiaries Calling the California Smokers' Helpline

NCT01502306
View directory record Official record
Conditions
Smoking Cessation
Interventions
Telephone counseling, Nicotine patches, Incentive
Behavioral · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
3,816 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 12, 2020 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Not applicable Interventional

Women Engaging in Quitting Smoking Together (WE QUIT)

NCT02051803
View directory record Official record
Conditions
Smoking Cessation
Interventions
Distress Tolerance Treatment for Weight Concern (DT-W), Health Education (HE)
Behavioral
Lead sponsor
Butler Hospital
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 30, 2015 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

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

NCT03060083
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 3, 2022 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Not applicable Interventional

Novel Approaches to Reducing Tobacco Related Harm

NCT02600273
View directory record Official record
Conditions
Smoking, Tobacco Smoking Behavior, Cigarette Smoking
Interventions
Usual brand cigarettes, Lower nicotine content cigarettes, Electronic cigarettes 1, Electronic cigarettes 2
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 29, 2020 · Synced Sep 23, 2026, 10:03 AM EDT
Not yet recruiting Not applicable Interventional

AI-Enhanced App-based Intervention for Adolescent E-cigarette Cessation

NCT06965296
View directory record Official record
Conditions
Nicotine Dependence, Cigarettes
Interventions
AI-enhanced smartphone app, AI-enhanced smartphone app, but with delayed access
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
14 Years to 20 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Sep 23, 2026, 10:03 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Keck Medicine of University of Southern California Thrive Study

NCT05780892
View directory record Official record
Conditions
Burnout
Interventions
Emotional Wellbeing, EHR Skills Optimization, Performance Improvement, control
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
Not listed
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 15, 2024 · Synced Sep 23, 2026, 10:03 AM EDT
Completed Phase 4 Interventional Results available

Smartphone Intervention for Smoking Cessation and Improving Adherence to Treatment Among HIV Patients

NCT03999411
View directory record Official record
Conditions
Smoking, Smoking Cessation, HIV
Interventions
Nicoderm C-Q Transdermal Product, Adherence to Antiretroviral Therapy Counseling, Behavioral Smoking Cessation Counseling, "Crave-to-Quit" app, vDOT "emocha" app
Drug · Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 27, 2024 · Synced Sep 23, 2026, 10:03 AM EDT