Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 16, 2026, 11:41 PM EDT

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

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Smoking
Interventions
Transdermal nicotine patch, In-person smoking cessation counseling, Contingent financial rewards for smoking abstinence, Text messages to support smoking abstinence
Drug · Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
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 Phase 4 Interventional Accepts healthy volunteers Results available

Changing the Default for Tobacco Treatment

NCT02721082
Conditions
Tobacco Use Cessation
Interventions
Opt Out Treatment Program, Nicotine Replacement Therapy, Opt In Treatment Program
Behavioral · Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Kansas City, Kansas
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Behavioral Activation Therapy and Nicotine Replacement Therapy in Increasing Smoking Cessation

NCT02697227
Conditions
Cigarette Smoker, Tobacco Use Disorder
Interventions
Behavioral Intervention, Laboratory Biomarker Analysis, Nicotine Patch, Questionnaire Administration, Smoking Cessation Intervention
Behavioral · Other · Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years to 75 Years
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2027
U.S. locations
1
States / cities
Houston, Texas
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Nicotine in Tobacco Smokers

NCT03651869
Conditions
Smoking, Tobacco, Smoking (Tobacco) Addiction
Interventions
Cigarette 1, Cigarette 2, Patch 1, Patch 2
Drug
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Enrollment
221 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Los Angeles, California
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
Completed Phase 1 Interventional Accepts healthy volunteers

Extinction Based Treatment for Nicotine Dependence

NCT00831155
Conditions
Nicotine Dependence
Interventions
Nicotine Patches, Denicotinized Cigarettes
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 55 Years
Enrollment
257 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Smoking Cessation
Interventions
Phone-based Tobacco Treatment, Nicotine Replacement, and Stepped Care Intervention, E-Referral to the Tobacco Quitline
Behavioral
Lead sponsor
Georgetown University
Other
Eligibility
50 Years to 80 Years
Enrollment
1,188 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Smoking
Interventions
Smart Phone App, NIcotine Patches
Behavioral · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Houston, Texas
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Addressing Racial/Ethnic Tobacco Health Disparities Via Group Intervention

NCT02511236
Conditions
Smoking Cessation
Interventions
Group Cognitive Behavioral Therapy, General Health Education, Transdermal Nicotine Patch
Behavioral · Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
356 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
2
States / cities
Coral Gables, Florida • Tampa, Florida
Conditions
Tobacco Smoking
Interventions
Tailored behavioral counseling, Standard of Care
Behavioral
Lead sponsor
Colorado State University
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Completed Not applicable Interventional Accepts healthy volunteers Results available

Text Messaging for Smoking Cessation in College Health Clinics

NCT02191033
Conditions
Cigarette Smoking
Interventions
Smoking counseling, Text messaging, Nicotine patch
Behavioral · Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 24 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Smoking Cessation
Interventions
LTQ
Combination Product
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Major Depressive Disorder
Interventions
Nicotine
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
60 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Tobacco Dependence
Interventions
Placebo (sugar pill), Topiramate, Nicotine patch
Drug
Lead sponsor
UConn Health
Other
Eligibility
18 Years to 65 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2013
U.S. locations
1
States / cities
Farmington, Connecticut
Not yet recruiting Phase 3 Interventional Accepts healthy volunteers

iCanQuit Smoking Cessation Among Hispanic Adults

NCT06811038
Conditions
Cigarette Smoking-Related Carcinoma
Interventions
iCanQuit Smartphone App Smoking Cessation Program, Nicotine Gum, Nicotine Patch, Nicotine Lozenge, Survey Administration, Interview
Device · Drug · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
854 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Seattle, Washington
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Neuroimaging Reward, Behavioral Treatment, and Smoking Cessation

NCT02927847
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
Conditions
Smoking Cessation
Interventions
SmokefreeSGM
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Houston, Texas
Conditions
Opioid Use Disorder, Cigarette Smoking
Interventions
Telehealth Motivational Counseling, Nicotine Replacement Product, National Institute on Drug Abuse (NIDA) Standardized Research Electronic Cigarette (SREC).
Behavioral · Drug · Device
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years to 75 Years
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
New York, New York • The Bronx, New York
Completed Phase 1Phase 2 Interventional Results available

Nicotine Treatment of Cognitive Decline in Down Syndrome

NCT01778946
Conditions
Down Syndrome, Mild Cognitive Impairment
Interventions
Low Dose Nicotine (7mg), Moderate Dose Nicotine (14mg)
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
25 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Sequential Use of Fluoxetine for Smokers With Elevated Depressive Symptoms

NCT00578669
Conditions
Major Depressive Disorder, Nicotine Dependence, Depression
Interventions
Fluoxetine, Dextrose
Drug
Lead sponsor
Butler Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
206 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Providence, Rhode Island
Conditions
Parkinson's Disease
Interventions
nicotine transdermal patch
Drug
Lead sponsor
James BOYD MD
Other
Eligibility
30 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
9
States / cities
Los Angeles, California • Sunnyvale, California • Honolulu, Hawaii + 6 more
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
Completed Not applicable Interventional Results available

Post Acute Coronary Event Smoking Study

NCT01964898
Conditions
Smoking Cessation, Acute Coronary Syndrome
Interventions
Behavioral Activation (BA), Standard Smoking Cessation Counseling, Nicotine patch, Printed Self-help materials for Smoking Cessation
Behavioral · Drug · Other
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Providence, Rhode Island