| Implementation of HIT-Enhanced Tobacco Treatment for Hospitalized Smokers (NCT01691105) | Yale University | 2013-08-01 |
| Effect of Transcranial Direct Current Stimulation (tDCS) on Tobacco Consumption (NCT01930422) | University Hospital, Toulouse | 2013-07-01 |
| SBIRT Implementation for Adolescents in Urban Federally Qualified Health Centers (NCT01829308) | Friends Research Institute, Inc. | 2013-04-01 |
| Low Dose Aspirin Inhibition of COX-2 Derived PGE2 in Male Smokers (NCT01796951) | Vanderbilt University | 2013-02-01 |
| Comparative Effectiveness of Post-Discharge Strategies for Hospitalized Smokers (NCT01714323) | Massachusetts General Hospital | 2012-12-01 |
| Varenicline or Nicotine Patch in Promoting Smoking Cessation Among Current Smokers (NCT01771627) | Roswell Park Cancer Institute | 2012-10-22 |
| Effectiveness of Mindfulness Based Relapse Prevention for Tobacco Dependents (NCT02327104) | Federal University of São Paulo | 2012-10-01 |
| Effect of Galantamine on Short-term Abstinence (NCT01669538) | University of Pennsylvania | 2012-08-01 |
| Persistence-Targeted Smoking Cessation (NCT01654107) | Rutgers, The State University of New Jersey | 2012-07-01 |
| Deuterated Phenanthrene Tetraol in Smokers Who Are at High Risk For Lung Cancer (NCT01673711) | University of Minnesota | 2012-07-01 |
| Tobacco Approach Avoidance Training for Adolescent Smokers-2 (NCT01625637) | Yale University | 2012-05-01 |
| Intervention Trial of Culturally-Appropriate Decision Aids for Smoking Cessation (NCT01566097) | Seoul National University Hospital | 2012-04-01 |
| Novel Determinants and Measures of Smokeless Tobacco Use: Study 2 (NCT01067599) | University of Minnesota | 2012-03-01 |
| Way to Quit - Comparative Efficacy, Acceptance and Effectiveness of Health Incentive Structures (NCT01526265) | University of Pennsylvania | 2012-02-01 |
| Medicinal Nicotine for Preventing Stress Induced Craving and Withdrawal Symptoms (NCT01522963) | University of Minnesota | 2011-12-01 |
| Feasibility of Delivering a Quitline Based Smoking Cessation Intervention in Cancer Patients (NCT01434342) | Wake Forest University Health Sciences | 2011-10-01 |
| Screening to Augment Referral to Treatment- Project START (NCT01539525) | Yale University | 2011-09-05 |
| Family-Skills Training to Prevent Tobacco and Other Substance Use in Latino Youth (NCT01442753) | University of Minnesota | 2011-09-01 |
| Interest in Smokeless Tobacco Product as a Substitution for Cigarettes in Current Smokers (NCT01800500) | Roswell Park Cancer Institute | 2011-09-01 |
| Tobacco Approach Avoidance Training for Adolescent Smokers-1 (NCT01625767) | Yale University | 2011-09-01 |
| Study to Evaluate the Safety and Efficacy of Dietary Supplement Anatabloc in Reducing Daily Smokers' Urge to Smoke (NCT01428310) | Rock Creek Pharmaceuticals, Inc. | 2011-09-01 |
| Positively Smoke Free on the Web (PSFW) for Smokers Living With HIV (NCT01570595) | Georgetown University | 2011-09-01 |
| Bupropion for Smoking Cessation During Pregnancy (NCT01390246) | The University of Texas Medical Branch, Galveston | 2011-07-01 |
| Pilot Randomized Control Trial of Financial Incentives for Smoking Cessation (NCT01303081) | University of Pennsylvania | 2011-06-01 |
| Standard Medical Care or Urgent Chest X-ray in Diagnosing Lung Cancer in Smokers With Chest Symptoms Who Are Older Than 60 Years (NCT01344005) | Wales Cancer Trials Unit | 2011-06-01 |
| Electronic Decision Support Systems for Smokers With Severe Mental Illness (NCT01412866) | Dartmouth-Hitchcock Medical Center | 2011-05-01 |
| Efficacy of Varenicline for Smokeless Tobacco Use in India (NCT01098305) | University of Pennsylvania | 2011-04-01 |
| Cognitive Training for Nicotine Dependence (NCT01252966) | University of Pennsylvania | 2011-03-01 |
| A Randomized Trial of Internet Access to Nicotine Patches (NCT00534404) | University of Michigan | 2011-03-01 |
| Smoking-induced Dopamine Release: a [11C]-(+)-PHNO PET Study in Humans (NCT01302262) | Centre for Addiction and Mental Health | 2011-02-01 |
| Team-based Financial Incentives for Smoking Cessation (NCT01323725) | St.Paul's Hospital, Korea | 2011-01-01 |
| QuitAdvisorMD: A Point-of-care Tool for Brief Smoking Cessation Interventions (NCT01065493) | Silverchair Science & Communications, LLC | 2011-01-01 |
| Enhanced Quitline Intervention in Smoking Cessation for Patients With Non-Metastatic Lung Cancer (NCT01457469) | Wake Forest University Health Sciences | 2011-01-01 |
| Varenicline-Aided Cigarette Reduction in Smokers Not Ready to Quit (NCT01308736) | Rutgers, The State University of New Jersey | 2011-01-01 |
| Evaluation of a Combined Parent-student Programme for Smoking Prevention in Berlin Schools (NCT01306552) | Charite University, Berlin, Germany | 2010-10-01 |
| Pilot Study to Evaluate the Safety and Efficacy of Ariva® Silver Wintergreen in Reducing Cigarette Craving in Smokers (NCT01337830) | Star Scientific, Inc | 2010-10-01 |
| Treating Low-Income Smokers in the Hospital Emergency Department (NCT01328431) | Yale University | 2010-10-01 |
| Zileuton With or Without Celecoxib As Chemopreventive Agents in Smokers (NCT01021215) | National Cancer Institute (NCI) | 2010-05-01 |
| Efficacy of Oral Tobacco Products Compared to a Medicinal Nicotine (NCT00710034) | University of Minnesota | 2010-04-01 |
| A Pilot Study to Evaluate Safety and Efficacy of CigRx™ in Smokers (NCT01262170) | Rock Creek Pharmaceuticals, Inc. | 2010-04-01 |
| Distribution of Bupropion and Varenicline to Increase Smoking Cessation Attempts (NCT01023659) | Centre for Addiction and Mental Health | 2010-04-01 |
| Neural Substrates in Nicotine Withdrawal (NCT01001520) | University of Pennsylvania | 2010-01-01 |
| Screening Protocol for Research Participants (NCT01010620) | University of Maryland, Baltimore | 2009-12-01 |
| Tobacco Zero: Interactive Tobacco Education for Teens (NCT00670995) | Deschutes Research, Inc. | 2009-11-01 |
| Lung HIV Microbiome Project (Michigan Site) (NCT02392182) | University of Michigan | 2009-10-01 |
| Effects of Nicotine Replacement and Repeated Cue Exposure on Cigarette Craving (NCT01329614) | Columbia University | 2009-10-01 |
| N-Acetyl Cysteine Plus Behavioral Therapy for Nicotine Dependent Pathological Gamblers (NCT00967005) | University of Chicago | 2009-09-01 |
| A Pilot Study to Evaluate the Efficacy and Safety of Ariva® Silver Wintergreen in Healthy Smokers (NCT01337817) | Star Scientific, Inc | 2009-09-01 |
| A Pilot Study to Evaluate the Efficacy of Ariva® Silver Wintergreen, a Smoking Aversive Lozenge (NCT01336816) | Star Scientific, Inc | 2009-07-01 |
| Tobacco Treatment Medical Education in 10 Medical Schools (NCT01905618) | University of Massachusetts, Worcester | 2009-07-01 |
| Acceptability of Less Harmful Alternatives to Cigarettes (NCT00957424) | Roswell Park Cancer Institute | 2009-06-01 |
| Smoking Abstinence and Lapse Effects in Smokers With Schizophrenia and Controls (NCT01214005) | Brown University | 2009-06-01 |
| Effectiveness of a Web-Assisted Quitline for Smokeless Tobacco Users (NCT00820495) | Oregon Research Institute | 2009-05-01 |
| p16 Methylation for Smoking Cessation (NCT01038492) | Duke University | 2009-04-01 |
| Pilot Study of Nicotine Replacement for Smoking Cessation During Pregnancy (NCT00888979) | Hartford Hospital | 2009-04-01 |
| Fresh Lime Alone for Smoking Cessation (NCT01333202) | Thai Health Professional Alliance Against Tobacco | 2009-03-01 |
| Computer-Assisted Stop-Smoking Program in Helping Doctors Counsel Patients Who Smoke Cigarettes (NCT00865553) | University of Vermont | 2009-03-01 |
| Phenethyl Isothiocyanate in Preventing Lung Cancer in Smokers (NCT00691132) | University of Minnesota | 2009-02-01 |
| Treatment of Smoking Among Individuals With PTSD (NCT00937235) | University of Pennsylvania | 2009-01-01 |
| A Multi-Modal Investigation of the Smoking Cessation Medication Varenicline: Dopaminergic Modulation of Reward Processing and Cognitive Control (NCT00830739) | National Institute on Drug Abuse (NIDA) | 2008-11-25 |
| Innovative Interventions for Smoking Cessation (NCT01050569) | University of Minnesota | 2008-10-01 |
| Varenicline or Nicotine Patch and Nicotine Gum in Helping Smokers in a Methadone Treatment Program Stop Smoking (NCT00790569) | Butler Hospital | 2008-09-01 |
| Screening Methods in Finding Lung Cancer Early in Current or Former Smokers (NCT00751660) | British Columbia Cancer Agency | 2008-09-01 |
| Airway Macrophages and Sputum Milieu in Adult Subjects With Airflow Obstruction (NCT00871637) | University of Nebraska | 2008-08-01 |
| Evaluation of Oral Tobacco as a Harm Reduction Method for Smokers (NCT00711100) | University of Minnesota | 2008-08-01 |
| Calcitriol in Preventing Lung Cancer in Smokers and Former Smokers at High Risk of Lung Cancer (NCT00690924) | Roswell Park Cancer Institute | 2008-07-17 |
| Acute Effects of Smoking on Airway Dendritic Cells (NCT00740896) | University of Rostock | 2008-06-01 |
| Smoking Termination Opportunity for inPatients (NCT01141855) | The Queen Elizabeth Hospital | 2008-05-01 |
| Nicotine Patch Pretreatment for Smoking Cessation in PTSD (NCT00625131) | US Department of Veterans Affairs | 2008-05-01 |
| Treating Tobacco Dependence in Adolescents With Co-occurring Psychiatric Disorders (NCT00618943) | University of California, San Francisco | 2008-04-01 |
| Biomarkers for Early Detection of Lung Cancer in Patients With Lung Cancer, Participants at High-Risk for Developing Lung Cancer, or Healthy Volunteers (NCT00899262) | South West Wales Cancer Institute | 2008-04-01 |
| Efficacy of Varenicline in Ambivalent Smokers (NCT00595868) | University of Vermont Medical Center | 2008-03-01 |
| Green Tea Extract in Preventing Cancer in Former and Current Heavy Smokers With Abnormal Sputum (NCT00573885) | British Columbia Cancer Agency | 2008-01-01 |
| Tobacco Use Intervention Among Radiation Oncology Patients (NCT00587353) | Mayo Clinic | 2008-01-01 |
| Social Cognition,Attentional Network and Nicotine Drug Dependency - A Pharmacological Clinical Trail (NCT00618280) | Heinrich-Heine University, Duesseldorf | 2008-01-01 |
| Cancer Risk Reduction Through Combined Treatment for Tobacco and Alcohol Use (NCT00799669) | M.D. Anderson Cancer Center | 2007-12-05 |
| Clinical Effort Against Secondhand Smoke (CEASE) Program or Standard Care in Helping Parents Stop Smoking (NCT00664261) | Massachusetts General Hospital | 2007-09-01 |
| Widefield Fluorescence and Reflectance Imaging Systems and Oral Tissue Samples in Monitoring Participants at Risk for Developing Oral Cancer (NCT00542373) | M.D. Anderson Cancer Center | 2007-08-27 |
| Chantix & Bupropion for Smoking Cessation (NCT00587769) | Mayo Clinic | 2007-07-01 |
| A Brain Imaging Study Into Nicotine Induced Dopamine Release in Cigarette Smokers. (NCT00396669) | Hadassah Medical Organization | 2007-07-01 |
| Varenicline Effects In Schizophrenic Smokers (NCT00548470) | Nathan Kline Institute for Psychiatric Research | 2007-06-01 |
| Promoting Home Smoking Restrictions: Biomarker Feedback to Smoking and Non-Smoking Adults (NCT01497158) | University of Minnesota | 2007-06-01 |
| Effect Of Nicotine on Neurocognitive Performance of Cigarette Smokers (NCT00429208) | Hadassah Medical Organization | 2007-02-01 |
| Effect of Memantine Versus Bupropion on Smoking Relapse in Nicotine-Dependent Individuals - 3 (NCT00136786) | New York State Psychiatric Institute | 2006-12-01 |
| Comparison Across Treatment Conditions to Reduce Smokeless Tobacco Use (NCT00218296) | University of Minnesota | 2006-11-01 |
| Study of Bupropion Versus Bupropion + Naltrexone for Smoking Cessation (NCT00419731) | University of Minnesota | 2006-11-01 |
| Green Tea Extract in Treating Current or Former Smokers With Bronchial Dysplasia (NCT00611650) | British Columbia Cancer Agency | 2006-10-01 |
| Phase II A Trial of Curcumin Among Patients With Prevalent Subclinical Neoplastic Lesions (Aberrant Crypt Foci) (NCT00365209) | National Cancer Institute (NCI) | 2006-10-01 |
| Sulindac in Preventing Lung Cancer in Current or Former Smokers With Bronchial Dysplasia (NCT00368927) | National Cancer Institute (NCI) | 2006-08-01 |
| Lung Rehabilitation in Treating Patients With Chronic Obstructive Pulmonary Disease Who Are Undergoing Surgery for Lung Cancer (NCT00363428) | Mayo Clinic | 2006-08-01 |
| Intensive Intervention for Smokers - 6 (NCT00217984) | University of California, San Francisco | 2006-07-01 |
| Treating Tobacco Dependence in Inpatient Psychiatry - 1 (NCT00136812) | Stanford University | 2006-07-01 |
| Computer-Based Stop Smoking Program in Assisting Doctors in Helping Adults Stop Smoking (NCT00383461) | Brigham and Women's Hospital | 2006-04-01 |
| Counseling and Nicotine Replacement Therapy in Helping Adult Smokers Quit Smoking (NCT00365508) | Fox Chase Cancer Center | 2006-02-01 |
| Bupropion in Helping Adults Stop Smoking (NCT00534001) | Roswell Park Cancer Institute | 2006-01-01 |
| CHERL, Connecting Primary Care Patients With Community Resources to Facilitate Behavior Change (NCT00269009) | Great Lakes Research Into Practice Network | 2006-01-01 |
| Pharmacogenetics, Emotional Reactivity and Smoking (NCT00507728) | M.D. Anderson Cancer Center | 2005-12-08 |
| Baclofen Effects on Smoking Urge and Withdrawal (NCT00257894) | VA Office of Research and Development | 2005-12-01 |
| Effect of Paroxetine on Smokers' Cardiovascular Response to Stress - 1 (NCT00218439) | University of Minnesota | 2005-10-01 |
| Randomized Trial Assessing the Effectiveness of a Pharmacist-Delivered Program for Smoking Cessation (NCT00670904) | University of Montana | 2005-10-01 |