- Conditions
- Smoking Cessation Counselling
- Interventions
- Free Help, Free Nicotine message, Spanish: Free help message, Spanish: Free nicotine message
- Behavioral
- Lead sponsor
- University of California, Davis
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 4,171 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022
- U.S. locations
- 1
- States / cities
- San Diego, California
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–24
of 417
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Cigarette Smoking
- Interventions
- D-cycloserine, Nicotine Replacement Therapy (patch), Smoking Cue Exposure, Progressive Muscle Relaxation, Placebo
- Drug · Behavioral
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 21 Years to 55 Years
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2016
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Nicotine Dependence
- Interventions
- Aerobic Exercise, Counseling, Nicotine patch
- Behavioral · Drug
- Lead sponsor
- Jasper A. Smits
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 360 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2029
- U.S. locations
- 1
- States / cities
- Austin, Texas
- Conditions
- Smoking Cessation
- Interventions
- UP-ST Therapy, Standard Therapy, Nicotine Patch
- Behavioral · Device
- Lead sponsor
- University of Houston
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 70 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2024
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Cigarette Smoking
- Interventions
- Mindfulness-based Addiction Treatment, iQuit Mindfully, Self-Help guide, Nicotine Patch
- Behavioral · Drug
- Lead sponsor
- Georgia State University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 72 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017
- U.S. locations
- 1
- States / cities
- Atlanta, Georgia
- Conditions
- Smoking
- Interventions
- Transdermal Nicotine Patch
- Drug
- Lead sponsor
- University of Maryland, College Park
- Other
- Eligibility
- 18 Years to 21 Years
- Enrollment
- 39 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2013
- U.S. locations
- 1
- States / cities
- College Park, Maryland
- Conditions
- Nicotine Addiction
- Interventions
- Varenicline, Placebo, Transdermal Nicotine
- Drug
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 1,246 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2014
- U.S. locations
- 3
- States / cities
- Buffalo, New York • Philadelphia, Pennsylvania • Houston, Texas
- Conditions
- Current Smoker, Healthy Subject
- Interventions
- Exercise Intervention, Laboratory Biomarker Analysis, Nicotine Patch, Questionnaire Administration, Tobacco Cessation Counseling
- Behavioral · Other · Drug
- Lead sponsor
- M.D. Anderson Cancer Center
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 45 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2027
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Smoking Cessation
- Interventions
- Ganaxolone, Nicotine Patch
- Drug
- Lead sponsor
- Jed E. Rose
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 36 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2014
- U.S. locations
- 4
- States / cities
- Charlotte, North Carolina • Durham, North Carolina • Raleigh, North Carolina + 1 more
- Conditions
- Cigarette Smoking
- Interventions
- nicotine polacrilex, transdermal system or inhaler
- Drug
- Lead sponsor
- University of Nebraska
- Other
- Eligibility
- 19 Years and older
- Enrollment
- 24 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2007
- U.S. locations
- 1
- States / cities
- Omaha, Nebraska
- Conditions
- Smoking
- Interventions
- Varenicline, Nicotine Transdermal Patch, Nicotine Mini
- Drug
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 36 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Cigarette Smoking, Drug Use
- Interventions
- Standard Treatment, BAD-AS, Transdermal Nicotine Patch
- Behavioral · Drug
- Lead sponsor
- University of Maryland, College Park
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 96 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2015
- U.S. locations
- 1
- States / cities
- Washington D.C., District of Columbia
- Conditions
- Cigarette Smoking
- Interventions
- Contingency Management, Standard of Care
- Behavioral · Other
- Lead sponsor
- UConn Health
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 70 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2016
- U.S. locations
- 1
- States / cities
- New Britain, Connecticut
- Conditions
- Cigarette Smoking
- Interventions
- MASP+, Control
- Behavioral
- Lead sponsor
- University of Houston
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 76 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Smoking Cessation
- Interventions
- Progesterone (200 mgs BID), Placebo
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 45 Years · Female only
- Enrollment
- 64 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2018
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
- Conditions
- Tobacco Use
- Interventions
- transdermal nicotine patches, Motivational interview
- Drug · Behavioral
- Lead sponsor
- National Institute on Drug Abuse (NIDA)
- NIH
- Eligibility
- 21 Years and older
- Enrollment
- 336 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2008
- U.S. locations
- 1
- States / cities
- The Bronx, New York
- Conditions
- Smoking Cessation, Nicotine Dependence
- Interventions
- Nicotine Replacement Treatment (NRT), varenicline, Behavioral counseling for smoking cessation
- Drug · Behavioral
- Lead sponsor
- Brown University
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 158 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2014
- U.S. locations
- 1
- States / cities
- Providence, Rhode Island
- Conditions
- Nicotine Dependence
- Interventions
- Nicotine patch, ENDS, Placebo patch, Placebo ENDS
- Drug · Other
- Lead sponsor
- Duke University
- Other
- Eligibility
- 18 Years to 65 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2022
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Tobacco Use in Persons Living With HIV
- Interventions
- Positively Smoke Free group treatment, Standard Care
- Behavioral
- Lead sponsor
- Montefiore Medical Center
- Other
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 450 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2018
- U.S. locations
- 2
- States / cities
- Washington D.C., District of Columbia • The Bronx, New York
- Conditions
- Cigarette Smoking
- Interventions
- Experimental, Control
- Behavioral
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 420 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2018
- U.S. locations
- 2
- States / cities
- Augusta, Georgia • Charleston, South Carolina
- 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
- ADHD, Smoking
- Interventions
- Osmotic-Release Methylphenidate, Placebo
- Drug
- Lead sponsor
- University of Cincinnati
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 255 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2008
- U.S. locations
- 6
- States / cities
- Cambridge, Massachusetts • Rochester, Minnesota • New York, New York + 2 more
- Conditions
- Tobacco Use Cessation
- Interventions
- Brief telephone advice plus tailored text messages, Mailed nicotine replacement therapy, Proactive telephone coaching
- Behavioral · Drug
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 35 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Smokeless Tobacco, Nicotine Dependence
- Interventions
- Tailored behavioral intervention, Behavioral activation for elevated depressive symptoms, Post-cessation weight gain management, Alcohol use risk reduction, Nicotine replacement therapy - transdermal nicotine patch, Nicotine replacement therapy - nicotine lozenge, Nicotine replacement therapy - nicotine gum, Bupropion sustained release, Varenicline, Combination nicotine replacement therapy, Combination nicotine replacement therapy + bupropion, Tobacco quit line, Educational materials
- Behavioral · Drug
- Lead sponsor
- Mark Vander Weg
- Federal
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 123 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2020
- U.S. locations
- 1
- States / cities
- Iowa City, Iowa