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Showing 1–24 of 49 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Very low nicotine cigarettes Clear all
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 19, 2026, 9:11 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Nicotine Regulation for Dual Users of E-cigarettes and Cigarettes

NCT06614504
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Varying the nicotine content of cigarettes, Varying the nicotine content of e-cigarettes
Other
Lead sponsor
University of Vermont
Other
Eligibility
21 Years and older
Enrollment
308 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
2
States / cities
Providence, Rhode Island • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jun 26, 2025 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Reduced Nicotine Content Cigarettes and Tobacco Switching Behaviors

NCT02000921
View directory record Official record
Conditions
Tobacco Addiction, Dual Tobacco Use
Interventions
VLNC cigarettes, Combusted Products, Non-combusted products, CN cigarettes
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
136 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 30, 2017 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Study to Assess Changes in Cigarette Consumption During a Switch to Very Low Nicotine Cigarettes

NCT03571724
View directory record Official record
Conditions
Tobacco Use
Interventions
Non-Menthol Very Low Nicotine Cigarettes, Menthol Very Low Nicotine Cigarettes, Subject's UB non-mentholated filtered cigarettes, Subject's UB mentholated filtered cigarettes
Other
Lead sponsor
22nd Century Group, Inc.
Industry
Eligibility
26 Years to 65 Years
Enrollment
142 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
2
States / cities
Lincoln, Nebraska • High Point, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 15, 2020 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reactions to Reduced Nicotine Cigarettes in Young Adult Low-Frequency Smokers

NCT02989038
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Very Low Nicotine Content Cigarettes, Intermediate Nicotine Content Cigarettes, Normal Nicotine Content Cigarettes
Other
Lead sponsor
Duke University
Other
Eligibility
15 Years to 25 Years
Enrollment
182 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 3, 2020 · Synced Sep 19, 2026, 9:11 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Young Adults and Low Nicotine Cigarettes

NCT03699865
View directory record Official record
Conditions
Smoking
Interventions
Nicotine content
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
21 Years to 29 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 14, 2024 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Phase 2 Interventional

Very Low-Nicotine Cigarettes in Smokers With SUD

NCT01989507
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Nicotine, behavioral counseling for smoking cessation
Drug · Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years to 75 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Sep 27, 2021 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Impact of Alternative Nicotine-Delivery Products on Combustible Cigarette Use

NCT04084210
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Juul Electronic cigarette, Very Low Nicotine Cigarettes, Active Nicotine Patch, Placebo Patch
Device · Other · Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
21 Years and older
Enrollment
209 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
2
States / cities
Madison, Wisconsin • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 24, 2023 · Synced Sep 19, 2026, 9:11 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Modeling Tobacco Regulatory Impacts in Appalachia Using the Experimental Tobacco Marketplace

NCT06234722
View directory record Official record
Conditions
Tobacco Use, Cigarette Use
Interventions
Very Low Nicotine Cigarette, Reduced nicotine regulatory environment, Restriction on characterizing flavors in combustible nicotine products, Restriction on characterizing flavors in noncombustible nicotine products
Drug · Behavioral
Lead sponsor
Mikhail N Koffarnus
Other
Eligibility
21 Years and older
Enrollment
473 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Impact of Very Low Nicotine Content Cigarettes in a Complex Marketplace

NCT03272685
View directory record Official record
Conditions
Tobacco Smoking, Nicotine Dependence
Interventions
Very Low Nicotine Content Cigarettes, Normal Nicotine Content Cigarettes
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
21 Years and older
Enrollment
799 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
6
States / cities
San Francisco, California • Minneapolis, Minnesota • Durham, North Carolina + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2024 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impact of Exclusive Use of Low Nicotine Cigarettes on Compensatory Smoking

NCT03311646
View directory record Official record
Conditions
Smoking
Interventions
Normal nicotine content cigarettes (NNC, Baseline), Very low nicotine content (VLNC)
Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 27, 2020 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Neuroimaging Reward, Behavioral Treatment, and Smoking Cessation

NCT02927847
View directory record Official record
Conditions
Smoking
Interventions
Nicotine Patch, SPECTRUM Nicotine Research Cigarettes (.03 mg), Behavioral Activation, Supportive Counseling
Drug · Behavioral
Lead sponsor
Maggie M Sweitzer, PhD
Other
Eligibility
18 Years to 55 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 27, 2022 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cigarette Smoking Among Young Adults

NCT04340947
View directory record Official record
Conditions
Cigarette Smoking, Smoking Behaviors
Interventions
Very low nicotine cigarette: menthol, Very low nicotine cigarette: non-mentol
Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 34 Years
Enrollment
171 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Aug 21, 2025 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Low Nicotine Cigarettes Plus Electronic Cigarettes

NCT04058717
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Normal Nicotine Content research cigarettes, High Nicotine e-cigarette, Very Low Nicotine Content research cigarettes, Zero Nicotine e-cigarette
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
21 Years to 70 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Low Nicotine Cigarettes, Smoking, and Chronic Pain

NCT05032755
View directory record Official record
Conditions
Chronic Pain, Smoking, Cigarette
Interventions
SPECTRUM NRC 102/103 investigational cigarettes, SPECTRUM NRC 600/601 investigational cigarettes
Other
Lead sponsor
Duke University
Other
Eligibility
21 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 28, 2025 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Not applicable Interventional Results available

Correcting Public Misperceptions About Very Low Nicotine Content Cigarettes

NCT04974489
View directory record Official record
Conditions
Tobacco Use, Cigarette Use
Interventions
Emotion-based messages about the harm of VLNC, Continued-harm-framed messages about the harm of VLNC, Myth-refuting messages about the harm of VLNC, Control messages about littering
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1,153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 7, 2022 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Learning-Theory-Based Smoking Cessation Strategies

NCT01368653
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Standard treatment, Standard treatment+practice quitting, Very low nicotine cigarettes
Behavioral · Drug
Lead sponsor
Rutgers University
Other
Eligibility
18 Years and older
Enrollment
93 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 26, 2022 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Reduced Nicotine Cigarette Purchasing Decisions

NCT04999644
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Full Nicotine Cigarettes, Reduced Nicotine Cigarettes, Average Nicotine Expectancy, Very Low Nicotine Expectancy
Drug · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 8, 2024 · Synced Sep 19, 2026, 9:11 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Metabolism of NNK in Japanese Americans

NCT04228952
View directory record Official record
Conditions
Smoking
Interventions
Modified Natural American Spirit-Tan or Green cigarettes injected with labeled NNK
Combination Product
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
21 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Jul 31, 2025 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Smoking and Ventricular Repolarization

NCT03916341
View directory record Official record
Conditions
Sudden Cardiac Death, Prolonged QTc Interval
Interventions
EC with nicotine, EC without nicotine, control, TC with nicotine (own brand), research TC with very low level nicotine
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 45 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 3, 2023 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Phase 2 Interventional

Very Low Nicotine Cigarettes in Smokers With Schizophrenia

NCT02019459
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Very low nicotine content cigarettes, standard nicotine content cigarettes
Other
Lead sponsor
Brown University
Other
Eligibility
18 Years to 70 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 8, 2018 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Very Low Nicotine Content Cigarettes and E-Cigarettes in Promoting Smoking Cessation in Daily and Intermittent Cigarette Smokers

NCT02964182
View directory record Official record
Conditions
Cigarette Smoking-Related Carcinoma, Tobacco-Related Carcinoma
Interventions
Cigarette, Nicotine Replacement, Questionnaire Administration, Survey Administration, Very Low Nicotine Content Cigarette, ECIG-Hi, ECIG-Lo
Drug · Other · Device
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
21 Years to 65 Years
Enrollment
213 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 8, 2025 · Synced Sep 19, 2026, 9:11 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Impact of Nicotine Reduction on Adolescent Cigarette Use, Alternative Tobacco Use, and Harm From Tobacco

NCT03860077
View directory record Official record
Conditions
Nicotine Dependence, Cigarettes, Uncomplicated
Interventions
Very Low Nicotine Content Cigarettes, Normal Nicotine Content Cigarettes
Drug
Lead sponsor
Brown University
Other
Eligibility
15 Years to 20 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Dec 18, 2023 · Synced Sep 19, 2026, 9:11 PM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

E-Cigarette and Cigarette Nicotine Delivery and Abuse Liability in Cigarette Smokers and Dual Users

NCT03943706
View directory record Official record
Conditions
Tobacco Use
Interventions
Not listed
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 50 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Dec 18, 2020 · Synced Sep 19, 2026, 9:11 PM EDT