| Comparison of the Substitution Between Different Tobacco/Nicotine Products as a Function of Tobacco-user Type (NCT05177848) | Virginia Polytechnic Institute and State University | 2022-06-29 |
| Nicotine Withdrawal and Reward Processing (NCT05041959) | University of Oklahoma | 2022-06-02 |
| E-cigarettes for Harm Reduction in Adults With Asthma (NCT05278065) | Brown University | 2022-05-01 |
| Mobile Health Technology for Personalized Tobacco Cessation Support Among Cancer Survivors in Laos (NCT05253573) | University of Oklahoma | 2022-04-20 |
| Effects of e-Cigarettes on Perceptions and Behavior - Substudy 2 (NCT05958966) | University of Southern California | 2022-04-01 |
| Health-Kit Enabled Mobile App for Tobacco Cessation (NCT06292130) | Pro-Change Behavior Systems | 2022-03-21 |
| Puff Biofeedback to Reduce Smoking Reinforcement (NCT05644002) | Rutgers, The State University of New Jersey | 2022-03-21 |
| Incentives for Oklahoma Tobacco Helpline Engagement in Persistent Poverty Counties (NCT05095779) | University of Oklahoma | 2022-03-09 |
| Impact of Nicotine Messaging on Beliefs and Behavior (NCT05108649) | Andrew Strasser | 2022-03-02 |
| Identify the Usefulness of In-person and Virtual Quit Smoking Programs (NCT05181072) | Morgan State University | 2022-01-05 |
| Are Smokers Switching to Vaping at Lower Risk for Cancer? (Electronic Cigarettes and Cancer Risk) (NCT03750825) | University of Southern California | 2021-12-01 |
| Comparing Nicotine Delivery, Subjective Effects, and Sensory Experiences of Tobacco Users Using Oral Nicotine Products and Electronic Cigarettes [ZYN Study] (NCT05030194) | Roswell Park Cancer Institute | 2021-10-21 |
| High Dose Bupropion for Smoking Cessation - Pilot Study (NCT03326128) | University of Southern California | 2021-09-01 |
| The Effects of IQOS Use on Cigarette Smoking Behaviors (NCT05076708) | University of Pennsylvania | 2021-08-26 |
| Cigarette Smoking Among Young Adults (NCT04340947) | University of Oklahoma | 2021-08-01 |
| Effects of Choice Bundling on Valuation of Delayed Gains and Losses in Cigarette Smokers (NCT05110716) | Virginia Polytechnic Institute and State University | 2021-07-26 |
| BIDI Stick ENDS Abuse Liability and Puffing Topography Assessment (NCT05072925) | BIDI Vapor | 2021-07-07 |
| Mindfulness-based Smoking Cessation Enhanced With Mobile Technology (NCT04965181) | Georgia State University | 2021-07-01 |
| Evaluation of the Added Value of Sophrology on the Intensity of Craving During Smoking Withdrawal (NCT04700306) | Centre Hospitalier Intercommunal Creteil | 2021-06-23 |
| Menthol and Mint Experimental Tobacco Marketplace (ETM) Study (NCT04879225) | Wake Forest University Health Sciences | 2021-06-21 |
| Ecological Momentary Intervention of Implementation Intentions Delivered by Text Message to Reduce Cigarette Smoking (NCT04967885) | Trustees of Dartmouth College | 2021-06-08 |
| RTMS Targets Neural Circuits for Smoking Cessation (NCT04903028) | Medical University of South Carolina | 2021-05-15 |
| Mapping Brain Glutamate in Humans: Sex Differences in Cigarette Smokers (NCT05279053) | University of California, Los Angeles | 2021-04-01 |
| Efficacy of Smartphone App for Smoking Cessation in China (NCT04421170) | Sir Run Run Shaw Hospital | 2021-02-23 |
| A Study to Assess the Pharmacokinetics of Oral Nicotine Pouches and Lozenges in Healthy Adults (NCT04755348) | British American Tobacco (Investments) Limited | 2021-02-18 |
| STARS (Smoking Treatment And Remote Sampling) Study (NCT04525755) | Medical University of South Carolina | 2021-02-08 |
| E-cigarette Nicotine Study (NCT04709471) | University of Vermont | 2021-01-20 |
| Addressing Psychological Risk Factors Underlying Smoking Persistence in COPD Patients: The Fresh Start-II Study (NCT04646174) | Rush University Medical Center | 2020-12-14 |
| The Association of Cigarette Smoking on Exercise Capacity and Skeletal Muscle Function in Taiwan Adult Smokers (NCT04688177) | National Taiwan University Hospital | 2020-12-03 |
| THC Crossover Study (NCT04429568) | University of California, San Francisco | 2020-10-30 |
| Electronic Cigarettes as a Harm Reduction Strategy in Individuals With Substance Use Disorder (NCT04063267) | NYU Langone Health | 2020-10-27 |
| Families With Substance Use and Psychosis: A Pilot Study (NCT04284813) | Mclean Hospital | 2020-09-24 |
| Effects of e-Cigarettes on Perceptions and Behavior - Remote Substudy # 2 (NCT05958992) | University of Southern California | 2020-08-25 |
| Effects of e-Cigarettes on Perceptions and Behavior - Remote Substudy # 1 (NCT05958979) | University of Southern California | 2020-08-25 |
| QuitFast: Evaluating Transcranial Magnetic Stimulation as a Tool to Reduce Smoking Directly Following a Quit Attempt (NCT04159571) | Wake Forest University Health Sciences | 2020-08-20 |
| Goal2Quit + NRT Sampling (NCT03837379) | Medical University of South Carolina | 2020-06-22 |
| The Positively Quit Trial for Smoking Cessation (NCT04449458) | University of South Florida | 2020-06-10 |
| Engaging Sexual and Gender Minority Cigarette Smokers Into Social Media-based Treatment (NCT04461288) | University of California, San Francisco | 2020-05-01 |
| 'WeChat WeQuit' Smoking Cessation Program (NCT03169686) | Sir Run Run Shaw Hospital | 2020-03-19 |
| E-Visit for COPD and Smoking Cessation (NCT04155073) | Medical University of South Carolina | 2019-12-12 |
| Effects of e-Cigarettes on Perceptions and Behavior - Substudy 1 (NCT04399031) | University of Southern California | 2019-12-01 |
| Addressing Psychological Risk Factors Underlying Smoking Persistence in COPD Patients: The Fresh Start Study (NCT04043728) | Rush University Medical Center | 2019-09-09 |
| Assisting Smokers to Switch to a JUUL E-Cigarette by Devaluing Combustible Cigarettes (NCT04188197) | Rose Research Center, LLC | 2019-08-26 |
| Experimental Tobacco Marketplace in Regulating Flavored Tobacco Products in Menthol Cigarette Smokers (NCT03897530) | Roswell Park Cancer Institute | 2019-06-30 |
| Text Messaging-Based Smoking Cessation Program for Homeless Youth (NCT03874585) | RAND | 2019-05-30 |
| Abuse Liability of Reduced Nicotine Content Cigarettes in the Context of Concurrent E-Cigarette Use (NCT02870218) | Rose Research Center, LLC | 2019-05-01 |
| Effects of Random Nicotine Delivery on Smoking Cessation (NCT03674970) | Milton S. Hershey Medical Center | 2019-03-12 |
| Treating Smokers With Mental Illness (NCT03822416) | University of Minnesota | 2019-03-01 |
| Evaluation of Ventilation Homogeneity as a Marker of Small Airway Disease in Active Smokers (NCT03728712) | Centre hospitalier de l'Université de Montréal (CHUM) | 2019-01-30 |
| Quit4Health Intervention in Supporting Smoking Cessation and Preventing Smoking Initiation in Young Adults (NCT04009590) | M.D. Anderson Cancer Center | 2018-12-10 |
| Cognitive and Emotional Skills to Aid Smoking Cessation (NCT03148652) | Boston University Charles River Campus | 2018-10-01 |
| Assessing Tobacco Product Choice When the Cost of Menthol Cigarettes Increases (NCT03612349) | Brown University | 2018-07-09 |
| Curcumin; Rose Bengal; Denture Stomatitis (NCT04837664) | King Saud University | 2018-07-03 |
| Cultural Adaptation and Piloting of a Smoking Cessation Intervention for Smokers With HIV (NCT03580460) | Johns Hopkins University | 2018-04-04 |
| Effects of Smoking Environments on Brain Reactivity (NCT03421210) | Duke University | 2018-03-05 |
| 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 |
| Neurobehavioral Substrates of Propranolol's Effects on Drug Cue Reactivity (NCT03309943) | Duke University | 2018-01-16 |
| Smoking Topography Study 2018 (NCT03498053) | Maastricht University Medical Center | 2017-12-12 |
| Intermittent Theta Burst for the Treatment of Alcohol Use Disorders in Veterans (NCT03291431) | Stanford University | 2017-12-01 |
| Exercise and Coronary Heart Disease Risk Markers in Male Smokers and Non-Smokers (NCT03735186) | Loughborough University | 2017-08-04 |
| e-Cigarette - DNA Adducts (NCT03284632) | University of Minnesota | 2017-07-11 |
| Pharmacokinetics of Nicotine Sublingual Tablets Versus Nicorette Lozenge in Healthy Smokers (NCT02906995) | Friends Research Institute, Inc. | 2017-05-25 |
| Reducing Tobacco Use Disparities Among Low-Income Adults (NCT03077737) | Northwestern University | 2017-04-21 |
| Mobile Health Technology to Enhance Abstinence in Smokers With Schizophrenia (NCT02420015) | Duke University | 2017-03-27 |
| New Approaches to Smoking Cessation in Heavy Drinkers (NCT02151591) | Yale University | 2017-03-01 |
| iQuit Mindfully: Text Messaging for Smoking Cessation (NCT03029819) | Georgia State University | 2017-01-18 |
| Novel Approaches to Reducing Tobacco Related Harm (NCT02600273) | Duke University | 2017-01-01 |
| Nicotine Pharmacokinetics From Research Electronic Nicotine Delivery System S-TA-U001 in Smokers and E-Cigarette Users (NCT02792426) | NJOY, Inc. | 2016-10-05 |
| Mobile Contingency Management for Marijuana and Tobacco Cessation (NCT02869451) | Duke University | 2016-08-01 |
| Integrated Smoking Cessation Treatment for Smokers With Serious Mental Illness (NCT02845440) | Massachusetts General Hospital | 2016-07-14 |
| MapMySmoke: Smoking Cessation App With Geospatial Capture (NCT02932917) | University of St Andrews | 2016-06-01 |
| Naltrexone and Bupropion Combination on Obese,Smoking Patients With Schizophrenia (NCT02736474) | Shanghai Mental Health Center | 2016-05-01 |
| Pilot Study of Nicotine Nasal Spray and Varenicline on Smoking in Methadone-Maintained Patients (NCT02147132) | University of Cincinnati | 2016-03-01 |
| Investigation of Nicotine Seeking Behavior in Current Smokers (NCT03670212) | Wayne State University | 2016-01-07 |
| Effects of Smoking Environments on Craving and Smoking (CameraCue2.0) (NCT02551692) | Duke University | 2016-01-01 |
| Strengthening Instrumental Extinction to Prevent Smoking Relapse (VLNCCue) (NCT02538042) | Francis McClernon, Ph.D. | 2015-10-08 |
| Pre to Postoperative Smoking Cessation (NCT02683161) | Johns Hopkins University | 2015-10-01 |
| Control Systems Approach to Predicting Individualized Dynamics of Nicotine Cravings (NCT02643914) | Stony Brook University | 2015-09-01 |
| Effects of Varenicline in Heavy Drinking Smokers (NCT02488889) | University of California, Los Angeles | 2015-08-01 |
| Financial Incentives for Smoking Cessation Among Mothers (NCT05740098) | University of Vermont | 2015-06-01 |
| A Smoking Cessation Study to Understand the Biological and Functional Changes After One Year of Smoking Cessation (NCT02432729) | Philip Morris Products S.A. | 2015-05-05 |
| The Impact of Orthopaedic Smoking Cessation Education on Cigarette Abstinence Self-Efficacy: A Randomized Controlled Trial (NCT02408809) | University of Missouri, Kansas City | 2015-03-01 |
| Text Messaging for Smoking Cessation in College Health Clinics (NCT02191033) | Yale University | 2015-01-01 |
| Project 1, Study 2: The Combined Impact of Nicotine Replacement and Spectrum Cigarettes (NCT02301325) | Wake Forest University Health Sciences | 2014-11-01 |
| Contingency Management, Quitting Smoking, and ADHD (NCT02266784) | Duke University | 2014-10-01 |
| Benefits of Tobacco Free Cigarette (NCT02422914) | University of Milan | 2014-09-01 |
| Developing a Smartphone App With Mindfulness Training for Teen Smoking Cessation (NCT02218281) | University of Massachusetts, Worcester | 2014-09-01 |
| Characterization of Biomarkers of Tobacco Exposure, Urge-to-Smoke Following Exclusive and Dual Ad Lib Use of Electronic Cigarettes (NCT02385227) | Lorillard Tobacco Company | 2014-09-01 |
| Sports, Education and Consumption of Substances in Adolescents (NCT02629679) | University of Split | 2014-09-01 |
| Varenicline + Prazosin for Heavy Drinking Smokers (NCT02193256) | Yale University | 2014-07-01 |
| "Quit Smoking on Your Own" Brief Online Study (NCT02103829) | i4Health | 2014-03-01 |
| Mobile App Based Personalized Solutions and Tools for Medication Adherence of Rx Pills (NCT02072005) | Duke University | 2014-02-01 |
| Financial Incentives for Smoking Cessation Among Disadvantaged Pregnant Women (NCT02210832) | University of Vermont | 2014-01-31 |
| A Randomized Controlled Trial to Test the Effect of a Smartphone Quit Smoking Intervention on Young Adult Smokers (NCT01983150) | University of Waterloo | 2014-01-01 |
| Postnatal Smoking Relapse, Its Associated Risk Factors, and a Proactive Sustainable Preventive Intervention (NCT02258568) | Babes-Bolyai University | 2013-12-01 |
| Resistance Training as an Aid to Smoking Cessation Treatment (NCT01951456) | Teachers College, Columbia University | 2013-11-01 |
| Effects of Nicotine Replacement Therapy and D-cycloserine on Nicotine Treatment Seekers (NCT01907594) | New York State Psychiatric Institute | 2013-08-01 |
| Comparative Effectiveness of Adding Weight Control to Smoking Cessation Quitlines (NCT01867983) | Consumer Wellness Solutions | 2013-08-01 |