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Showing 1–24 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Perceptions of Tobacco Products Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Effects of e-Cigarettes on Perceptions and Behavior - Remote Substudy # 1

NCT05958979
View directory record Official record
Conditions
Electronic Cigarette Use, Cigarette Smoking, Cigarette Use, Electronic, Vaping
Interventions
Control Marketing Strategies, Experimental Marketing Strategies
Other
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Enrollment
601 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 24, 2023 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Phase 2 Interventional Results available

Targeted Interventions for Weight-Concerned Smokers

NCT00105482
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Naltrexone, Transdermal nicotine replacement, Behavioral counseling
Drug · Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 4, 2013 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional

Effect of Packaging on Smoking Perceptions and Behavior

NCT02676193
View directory record Official record
Conditions
Smoking, Tobacco Smoking
Interventions
Effect of Packaging on Smoking Perceptions and Behavior
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 65 Years
Enrollment
359 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jan 7, 2025 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional

Cigarette Packaging of Low Nicotine Cigarettes

NCT03802019
View directory record Official record
Conditions
Smoking, Cigarette
Interventions
LNC Cigarettes + Colored Packaging, Own Brand
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
21 Years to 65 Years
Enrollment
219 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 22, 2026 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Perceptions of Vaping Products

NCT06868368
View directory record Official record
Conditions
Abuse Tobacco, Exposure
Interventions
Biospecimen Collection, Survey Administration, Vaping Topography, Participant's Own Preferred E-cigarette, Nicotine E-cigarette, 6-methyl-nicotine (metatine) e-cigarette
Other · Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years to 34 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 7, 2026 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Perceptions of Cigarette Smoking in Young Adults

NCT03953508
View directory record Official record
Conditions
Smoking, Cigarette
Interventions
Cigarette flavor type
Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 26 Years
Enrollment
199 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Dec 15, 2024 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nicotine and Cannabis Vape Labeling Experiment - Spring 2025

NCT06919276
View directory record Official record
Conditions
Vaping, Adolescent, Electronic Cigarette Use, Nicotine, Cannabis
Interventions
Vaping Device Labeling
Other
Lead sponsor
University of Southern California
Other
Eligibility
11 Years to 19 Years
Enrollment
3,048 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of e-Cigarettes on Perceptions and Behavior - Substudy 1

NCT04399031
View directory record Official record
Conditions
Electronic Cigarette Use, Cigarette Use, Electronic, Vaping, Cigarette Smoking
Interventions
E-cigarette e-liquid
Drug
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Enrollment
124 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 10, 2023 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Impact of Waterpipe Tobacco Flavors on Waterpipe Smoking Intentions, Perceptions, Patterns, and Toxicant Exposure

NCT03232827
View directory record Official record
Conditions
Smoking, Hookah, Waterpipe Smoking
Interventions
Flavored-Sweetened Waterpipe Tobacco, Unflavored-sweetened waterpipe tobacco, Unflavored-very low sweetened waterpipe tobacco, Flavored-very low sweetened waterpipe
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 50 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jun 23, 2019 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Human Perception of Odors and Odor Blockers

NCT06191419
View directory record Official record
Conditions
Tobacco Smoking, Smoking Behaviors
Interventions
Odorants
Other
Lead sponsor
Tim McClintock
Other
Eligibility
18 Years to 60 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 26, 2026, 7:30 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Social Media Influences on Engagement and Susceptibility to Non-combustible Tobacco Product Use Among Youth and Young Adults (AYA)

NCT07721883
View directory record Official record
Conditions
Perceptions of Tobacco Products
Interventions
Each intervention will be a picture of a social media post. The posts will vary (in a 3X2 factorial design) the type of flavor described and whether concealability is described.
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
14 Years to 17 Years
Enrollment
4,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Oral Nicotine Pouch Marketing Features Influence on Perceptions

NCT06605924
View directory record Official record
Conditions
Tobacco Use
Interventions
Tobacco-free, Discrete, Convenient
Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
13 Years to 120 Years
Enrollment
5,133 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 26, 2026, 7:30 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Knowledge and Perception of Smoking Risks/Consequences

NCT00686101
View directory record Official record
Conditions
Cigarette Smoking, Schizophrenia
Interventions
Not listed
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 65 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 3, 2019 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Oral Nicotine Product Messaging to Communicate Risk of Use for Young Adults

NCT07702435
View directory record Official record
Conditions
Tobacco-Related Carcinoma
Interventions
Behavioral Intervention, Survey Administration
Behavioral · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 30 Years
Enrollment
607 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Consumer Perceptions of Waterpipe Tobacco Packaging and Digital Marketing Claims

NCT05439421
View directory record Official record
Conditions
Waterpipe Tobacco Smoking
Interventions
Package/Advertisement With Claim, Package/Advertisement Without Claim
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 29 Years
Enrollment
1,507 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 18, 2024 · Synced Sep 26, 2026, 7:30 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Measurement of Cancer-Related Risk Perception in Smokers

NCT00588211
View directory record Official record
Conditions
Cancer Related-Risks, Risk Perception, Survey, Focus Group
Interventions
Interviews, focus group, Survey
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1,514 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2022
U.S. locations
4
States / cities
Jamaica, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 15, 2022 · Synced Sep 26, 2026, 7:30 PM EDT
Recruiting Not applicable Interventional

Cigarette Filter Study

NCT07348679
View directory record Official record
Conditions
Smoking ( Cigarette)
Interventions
Charcoal filtered cigarettes with marketing, Charcoal filtered cigarette without marketing, Non-charcoal filtered cigarettes
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
21 Years and older
Enrollment
252 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of e-Cigarettes on Perceptions and Behavior - Remote Substudy # 2

NCT05958992
View directory record Official record
Conditions
Electronic Cigarette Use, Cigarette Smoking, Cigarette Use, Electronic, Vaping
Interventions
E-cigarette
Other
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Enrollment
461 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 24, 2023 · Synced Sep 26, 2026, 7:30 PM EDT
Enrolling by invitation No phase listed Observational

Developing Evidence to Inform Regulatory Policy on Nicotine Content in E-Liquids

NCT06619964
View directory record Official record
Conditions
Nicotine Addiction
Interventions
Not listed
Lead sponsor
Rochester Institute of Technology
Other
Eligibility
21 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Sep 26, 2026, 7:30 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Studying the Health Perceptions and Social Behaviors of Graduate Students at the Ohio State University for the Development of Effective Oral Nicotine Pouch Addictive Risk Communication

NCT07346092
View directory record Official record
Conditions
Tobacco-Related Carcinoma
Interventions
Preventive Intervention, Survey Administration
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Impact of Low Nicotine Cigarette Messaging on Perceptions and Cigarette Choices

NCT04740008
View directory record Official record
Conditions
Smoking, Cigarette
Interventions
Low Nicotine Content Cigarettes, Control message, Test message
Drug · Other
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
21 Years and older
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 25, 2024 · Synced Sep 26, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of e-Cigarettes on Perceptions and Behavior - Substudy 2

NCT05958966
View directory record Official record
Conditions
Electronic Cigarette Use, E-Cig Use, Cigarette Smoking, Cigarette Use, Electronic
Interventions
E-cigarette e-liquid self-administration
Other
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 24, 2023 · Synced Sep 26, 2026, 7:30 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

The Effect of Smoking on Perception

NCT00456534
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Not listed
Lead sponsor
American University
Other
Eligibility
18 Years to 60 Years
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Apr 4, 2007 · Synced Sep 26, 2026, 7:30 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Perceptions of E-Cigarettes and Synthetic Cooling Agents, The ICE Study

NCT06208202
View directory record Official record
Conditions
Abuse Tobacco, Exposure
Interventions
Behavioral Intervention, Biospecimen Collection, Survey Administration
Behavioral · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years to 29 Years
Enrollment
158 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Sep 26, 2026, 7:30 PM EDT