| A Facebook Intervention for Young Sexual and Gender Minority Smokers (NCT03259360) | University of California, San Francisco | 2018-04-23 |
| Evaluation of the Abuse Liability of Very Low Nicotine (VLN) Cigarettes (NCT03559751) | 22nd Century Group, Inc. | 2018-04-13 |
| Cross-Sectional Survey on the Use of Tobacco Products - Italy (NCT03527004) | Philip Morris Products S.A. | 2018-03-20 |
| Cross-Sectional Survey on the Use of Tobacco Products - Germany (NCT03527017) | Philip Morris Products S.A. | 2018-03-12 |
| Cross-Sectional Survey on the Use of Tobacco Products - London (UK) (NCT03527030) | Philip Morris Products S.A. | 2018-03-08 |
| Identify Biomarkers of Tobacco Exposure and Nicotine Uptake From JUUL 5% in Adult Smokers (NCT03463837) | Juul Labs, Inc. | 2018-03-04 |
| Investigation of Cigarette Cravings in Smokers (NCT04843969) | Marco Leyton | 2018-02-20 |
| Electronic Cigarette Use in Young Adult Men and Women (NCT03089541) | Yale University | 2018-02-16 |
| Electroretinogram: a New Human Biomarker for Smoking Cessation Treatment (NCT03213418) | New York State Psychiatric Institute | 2018-02-01 |
| Post Acute Cardiac Event Smoking (PACES) Study (NCT03413423) | Hennepin Healthcare Research Institute | 2018-01-29 |
| Faith Based Pilot Intervention to Reduce Tobacco Use Among Somali Males (NCT03379142) | University of Minnesota | 2017-12-30 |
| Pregnancy, Mindfulness, and Massage (NCT03276208) | Yale University | 2017-11-27 |
| Address Tobacco Use Among Adolescents in Hong Kong (NCT03264144) | The University of Hong Kong | 2017-10-13 |
| Tobacco Use and Uptake of COVID-19 Vaccinations (NCT05479383) | Finnish Institute for Health and Welfare | 2017-10-02 |
| Mechanisms of Ethnic/Racial Differences in Lung Cancer Due to Cigarette Smoking Clinical and Biomarkers Core (NCT03352635) | University of Minnesota | 2017-09-01 |
| EMA for Tobacco Control Policy Research (NCT03235713) | The University of Hong Kong | 2017-09-01 |
| Helping Poor Smokers Quit (NCT03194958) | Washington University School of Medicine | 2017-06-05 |
| CSD170202: A Study to Evaluate the Exposure to Tobacco Constituents From Two Moist Snuff Products (NCT03158428) | RAI Services Company | 2017-05-08 |
| CSD170201: A Study to Evaluate the Exposure to Tobacco Constituents From Two Moist Snuff Products (NCT03153761) | RAI Services Company | 2017-05-08 |
| Minocycline and Tobacco Craving in Smokers With Schizophrenia (NCT02968602) | University of Maryland, Baltimore | 2017-03-31 |
| Characterization of Selected Aerosol Constituents Levels in the Exhaled Breath of Adult e-Vapor Users (NCT04881942) | Altria Client Services LLC | 2017-03-27 |
| Impact of Switching to Non-Menthol Cigarettes Among Smokers (NCT03075839) | Yale University | 2017-03-03 |
| Mobile-based Peer Mentoring for Smoking Cessation (NCT03048786) | University of California, San Francisco | 2017-02-06 |
| Integrated Smoking Cessation and Mood Management for ACS Patients (NCT03029923) | The Miriam Hospital | 2017-02-01 |
| Tobacco Treatment TrAining Network in Greece & Cyprus (NCT03040349) | University of Crete | 2017-02-01 |
| Biomarkers of Exposure and Biomarkers of Potential Harm in Adult Smokers Who Completely Switch to E-vapor Products (NCT04800211) | Altria Client Services LLC | 2017-01-17 |
| Preventing Cigarette Use Among Urban Youth Via an M-Health Primary Care Preventive Intervention (NCT03855410) | University of Michigan | 2016-10-27 |
| Air Quality Feedback to Reduce Second-hand Smoke (SHS) Exposure in the Home (NCT03151421) | Institut Català d'Oncologia | 2016-09-01 |
| CSD1601: A Study to Evaluate the Exposure to Tar and Nicotine From Two Cigarette Products That Contain a Menthol Capsule in the Filter (NCT04529551) | RAI Services Company | 2016-04-08 |
| Snuff Use, Smoking, Periodontal Health and Premature Death: 30-year Study (NCT03614871) | University of Helsinki | 2016-01-01 |
| Snuff Use, Smoking, Periodontitis and Mortality: 30-year Cohort Study From Sweden (NCT03918902) | University of Helsinki | 2016-01-01 |
| A Mobile Intervention to Promote Cessation in HIV-infected Smokers (NCT02432482) | Montefiore Medical Center | 2015-12-01 |
| QuitAdvisorDDS: A Point-of-Care Tobacco Cessation Tool for Dental Settings (NCT02570646) | Jamie Studts | 2015-10-01 |
| Pediatric Health Promotion Program (NCT03322501) | Georgetown University | 2015-08-07 |
| The Effect of AAT Training in Smokers (NCT02481752) | Jasper A. Smits | 2015-07-01 |
| Expansion of the COPD At-risk Module in 4 States BRFSS Telephone Health Surveys (NCT02991391) | Duke University | 2015-01-01 |
| Smoking Cessation for Cervical Cancer Survivors (NCT02157610) | H. Lee Moffitt Cancer Center and Research Institute | 2015-01-01 |
| Policy-Related Survey - Territory-wide Telephone Survey on Tobacco Control (NCT02760550) | The University of Hong Kong | 2015-01-01 |
| Employee Wellness Survey (NCT02673346) | Mayo Clinic | 2015-01-01 |
| Effect of Cigarette Pack Warnings and Packaging Among Young Adult Smokers (NCT03446170) | Georgetown University | 2014-09-01 |
| Influence of Tobacco Smoking on the Development of Obstructive Sleep Apnea (OSA) (NCT03574740) | Astes | 2014-01-01 |
| Biomarker Feedback to Motivate Tobacco Cessation in Pregnant ALaska Native Women: Phase 2 (NCT02018640) | Mayo Clinic | 2013-12-01 |
| A Study to Evaluate Changes in Smokers Using An Oral Tobacco-Derived Nicotine Product (NCT04079933) | Altria Client Services LLC | 2013-08-27 |
| Smoking Cessation for Young Adult Pacific Islanders: Motivating Pacifika Against Cigarettes and Tobacco (NCT03238456) | Claremont Graduate University | 2013-07-11 |
| Dissemination of a Tailored Tobacco Quitline for Rural Veteran Smokers (NCT01892813) | Mark Vander Weg | 2013-07-01 |
| Substance Use and Lifestyle-related Health Problems in Ageing Patients in OMT Treatment (NCT05182918) | Sorlandet Hospital HF | 2012-12-01 |
| Practice-based Intervention for Vietnamese and Korean Patients (NCT03064724) | Asian Health Services | 2012-08-01 |
| Biomarker Feedback to Motivate Tobacco Cessation in Pregnant Alaska Native Women (NCT01605643) | Mayo Clinic | 2012-03-01 |
| Effectiveness of a School-based Tobacco Prevention Program for Middle School Students in Saudi Arabia (NCT03579355) | King Abdulaziz University | 2012-02-10 |
| Tobacco Impact on Quality of Life on Snus-use, Dual Use, Smoke Use and Non-using. (NCT05409963) | Vastra Gotaland Region | 2010-11-18 |
| Testing Counseling Styles to Motivate Smokers to Quit (NCT01188018) | University of Missouri, Kansas City | 2010-10-01 |
| Effect of a Perioperative Smoking Cessation Program on Smoking Cessation/Reduction and Perioperative Complications (NCT01260233) | London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | 2010-10-01 |
| Effectiveness of Pedialink CEASE Module (NCT01087177) | Massachusetts General Hospital | 2010-03-01 |
| Asian Youth and Tobacco Control Survey (NCT00642317) | M.D. Anderson Cancer Center | 2008-03-01 |
| Smoking Cessation Program Among Adolescents in Vocational Training Centers (NCT00973570) | Institut National de la Santé Et de la Recherche Médicale, France | 2008-02-01 |
| Gabapentin for Smoking Cessation (NCT00578552) | Mayo Clinic | 2007-10-01 |
| Enhancing Smoker Utilization of the Minnesota Quitline Through Support Persons (NCT01311830) | Mayo Clinic | 2007-09-01 |
| Monitoring and Outcome Measures in Asthmatics and Smokers During Pregnancy (NCT00425880) | University of Kentucky | 2007-01-01 |
| Interactive Psychopharmacologic Effects of Alcohol and Nicotine in Humans (NCT00616746) | Yale University | 2007-01-01 |
| Tobacco Cessation Treatment for Pregnant Alaska Natives (NCT00379444) | Mayo Clinic | 2006-11-01 |
| Strategies to Help Adult ED Patients Quit Smoking (NCT00297466) | National Institute on Drug Abuse (NIDA) | 2006-01-01 |
| Emergency Department Initiated Tobacco Treatment (EDITT) (NCT00252902) | National Institute on Drug Abuse (NIDA) | 2005-12-01 |
| A Study to Examine Health Behavior Change Strategies for Primary Care (NCT01323023) | University of Colorado, Denver | 2005-06-01 |
| An Intervention to Address Parental Smoking During the Postpartum Hospitalization. (NCT00844818) | Massachusetts General Hospital | 2005-02-01 |
| Early Tobacco Abstinence - 5 (NCT00224965) | National Institute on Drug Abuse (NIDA) | |