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ClinicalTrials.gov public records Last synced Oct 20, 2026, 8:52 AM EDT

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Showing 1–24 of 148 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Carbon Monoxide Measurement Clear all
Terminated Not applicable Interventional Accepts healthy volunteers

Nicotine Withdrawal and Reward Processing: Connecting Neurobiology to Real-world Behavior

NCT03840694
View directory record Official record
Conditions
Cigarette Smoking, Nicotine Withdrawal
Interventions
Smoking Abstinence, Ad Lib Smoking
Other
Lead sponsor
Duke University
Other
Eligibility
21 Years to 55 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 20, 2021 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Not applicable Interventional

Contingency Management and Pharmacotherapy for Smoking Cessation

NCT00683280
View directory record Official record
Conditions
Cigarette Smoking
Interventions
contingency management, Standard of Care
Behavioral · Other
Lead sponsor
UConn Health
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 16, 2018 · Synced Oct 20, 2026, 8:52 AM EDT
Terminated No phase listed Observational

Suspected Cases of Carbon Monoxide Poisoning in the ED

NCT03004235
View directory record Official record
Conditions
Carbon Monoxide Poisoning
Interventions
Observational data collection
Device
Lead sponsor
Nonin Medical, Inc
Industry
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 12, 2019 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Emergency Department Brief Intervention to Increase Carbon Monoxide Detector Use

NCT00959478
View directory record Official record
Conditions
Intervention-carbon Monoxide Alarm + Educational Tool, Control- Usual Care Flyer on Carbon Monoxide
Interventions
Educational Tool & Carbon Monoxide Alarm
Behavioral
Lead sponsor
Lara McKenzie
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 30, 2014 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dietary Salt in Postural Tachycardia Syndrome

NCT01547117
View directory record Official record
Conditions
Postural Orthostatic Tachycardia Syndrome
Interventions
Blood Volume, Total Blood Volume, Exercise Capacity Test - Bicycle, Posture Study
Radiation · Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 50 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 22, 2022 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Carbon Monoxide Breath Sensor System Performance, Human Factors, and Usability Assessment Conducted in a Single Visit

NCT03148613
View directory record Official record
Conditions
Smoking, Tobacco
Interventions
Carbon Monoxide Breath Sensor System (COBSS), Bedfont - Micro+™ Smokerlyzer®
Device
Lead sponsor
David Utley, MD
Industry
Eligibility
18 Years to 80 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Oct 18, 2022 · Synced Oct 20, 2026, 8:52 AM EDT
Completed No phase listed Observational

Pulmonary Function in Patients With Hodgkin's Disease Receiving Bleomycin-Based Chemotherapy

NCT00165438
View directory record Official record
Conditions
Hodgkin's Disease
Interventions
Pulmonary Function Tests, CAT Scan
Procedure
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2010
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 20, 2012 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Phase 4 Interventional Results available

Mobile Contingency Management for Concurrent Abstinence From Alcohol and Smoking

NCT02995915
View directory record Official record
Conditions
Smoking Cessation, Alcohol Drinking
Interventions
Nicotine Replacement Therapy, Bupropion, Cognitive Behavioral Treatment, Mobile Contingency Management, Mobile Monitoring
Other · Drug · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 80 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 28, 2021 · Synced Oct 20, 2026, 8:52 AM EDT
Withdrawn Not applicable Interventional

Contingency Management for Smoking Cessation in Pregnant Minority Women

NCT02195570
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Quit Smoking Now (QSN), Prize-based Contingency Management (CM)
Other · Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated May 9, 2019 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Phase 4 Interventional Results available

Abstinence Reinforcement Therapy (ART) for Homeless Veteran Smokers

NCT02245308
View directory record Official record
Conditions
Tobacco Use Disorder, Homelessness
Interventions
Nicotine Patches, mobile contingency management (mCM), Smoking cessation counseling, Nicotine rescue method, Bupropion
Drug · Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 70 Years
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 4, 2022 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Not applicable Interventional Results available

QuitBet Phase II: A Digital Social Game That Pays You to Stop Smoking

NCT05075213
View directory record Official record
Conditions
Smoking Cessation
Interventions
contingency management (deposit contract), leaderboard and social feed, smoking cessation resource list
Behavioral
Lead sponsor
WayBetter, Inc.
Industry
Eligibility
21 Years and older
Enrollment
245 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Music to Reduce Use of Smoking in Patients With Schizophrenia

NCT03190161
View directory record Official record
Conditions
Schizophrenia, Nicotine Dependence, Smoking, Tobacco
Interventions
Music session
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 15, 2019 · Synced Oct 20, 2026, 8:52 AM EDT
Withdrawn No phase listed Observational

Exhaled Carbon Monoxide as a Marker of Hemolysis in Sickle Cell Disease- an Exploratory Study

NCT01888614
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Not listed
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 23, 2016 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Early Phase 1 Interventional

Non Invasive Oral Cancer Screening Among HIV Infected Individuals

NCT02823847
View directory record Official record
Conditions
Malignant Neoplasms of Mesothelial and Soft Tissue, Human Immunodeficiency Virus
Interventions
Screening Interview, Carbon Monoxide Test, Self-Help Materials, Visual Oral Screening Examination, Direct Fluorescent Oral Visualization Examination, Oral Biopsy
Behavioral · Device · Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 14, 2022 · Synced Oct 20, 2026, 8:52 AM 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 19, 2020 · Synced Oct 20, 2026, 8:52 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Tobacco Cut and Nicotine Form on the Abuse Liability of Moist Snuff

NCT06249984
View directory record Official record
Conditions
Tobacco-Related Carcinoma
Interventions
Biospecimen Collection, Carbon Monoxide Measurement, Smokeless Tobacco Use, Survey Administration
Procedure · Behavioral · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
2
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Utilizing Exhaled Breathe Condensate Collection to Study Ion Regulation in Cystic Fibrosis

NCT01880723
View directory record Official record
Conditions
Cystic Fibrosis, Healthy
Interventions
Albuterol, Placebo saline
Drug
Lead sponsor
University of Arizona
Other
Eligibility
15 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 29, 2023 · Synced Oct 20, 2026, 8:52 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Normal Quantitative EEG (qEEG) Dataset

NCT02375126
View directory record Official record
Conditions
Carbon Monoxide Poisoning
Interventions
Electroencephalography
Procedure
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years to 55 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Aug 10, 2022 · Synced Oct 20, 2026, 8:52 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pilot Feasibility Study of a Novel Non-invasive Device for Diagnosis of Anemia

NCT06159348
View directory record Official record
Conditions
Anemia
Interventions
Anemia Diagnostic Assistant (ADA), Serum hemoglobin
Diagnostic Test
Lead sponsor
University of Utah
Other
Eligibility
17 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 24, 2024 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Phase 4 Interventional Results available

Mobile Health Technology to Enhance Abstinence in Smokers With Schizophrenia

NCT02420015
View directory record Official record
Conditions
Schizophrenia, Cigarette Smoking
Interventions
Nicotine replacement therapy, Bupropion, cognitive-behavioral smoking cessation counseling, Mobile Contingency Management, Stay Quit Coach, SMS text messaging
Drug · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 70 Years
Enrollment
35 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 Jul 10, 2019 · Synced Oct 20, 2026, 8:52 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Neuroimaging of Smokers With and Without Attention Deficit Hyperactivity Disorder (ADHD)

NCT01123668
View directory record Official record
Conditions
Smoking, ADHD
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years to 50 Years
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 8, 2018 · Synced Oct 20, 2026, 8:52 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Trauma-Informed Care for Smoking Cessation for Pregnancy

NCT07129590
View directory record Official record
Conditions
Smoking Cessation, Tobacco Smoking, Tobacco Use Cessation, Smoking Reduction, Smoking, Cigarette, Trauma, Psychological, Trauma and Stressor Related Disorders
Interventions
Expired carbon monoxide (CO), Interviews, Questionnaires
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Smoking Cessation for Veterans With Severe and Persistent Mental Illness

NCT00960375
View directory record Official record
Conditions
Schizoaffective Disorder, Schizophrenia, Affective Psychosis, Bipolar, Affective Disorders, Psychotic
Interventions
BTSCS, StSST
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 75 Years
Enrollment
179 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 18, 2015 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Not applicable Interventional Results available

COach2Quit TRIAL: Assessing a Prototype Personal Carbon Monoxide Monitor for Smoking Cessation

NCT03142932
View directory record Official record
Conditions
Smoking, Smoking Cessation
Interventions
Individualized carbon monoxide (iCO) monitor, COach2Quit smartphone application, Cessation counseling
Device · Other · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 4, 2019 · Synced Oct 20, 2026, 8:52 AM EDT