Not applicableStudy completedNCT02470754What this trial is testingClinical Pharmacology of Electronic CigarettesWho this might be right forNicotine Dependence University of California, San Francisco 38
Post-approval studies (Phase 4)Study completedNCT01954966What this trial is testingProgesterone and Brain Imaging StudyWho this might be right forNicotine DependenceNicotine Withdrawal University of Pennsylvania 81
Not applicableStudy completedNCT03856515What this trial is testingGender Differences in Switching From Smoking Regular Cigarettes to E-CigarettesWho this might be right forCigarette Smoking-Related Carcinoma M.D. Anderson Cancer Center 169
Not applicableStudy completedNCT00873535What this trial is testingEffect of Varenicline on Reactivity to Smoking and Drinking CuesWho this might be right forTobacco DependenceAlcohol Dependence Centre for Addiction and Mental Health 48
Post-approval studies (Phase 4)Study completedNCT02108626What this trial is testingElectronic Cigarettes in Daily Dependent SmokersWho this might be right forSubstance Withdrawal SyndromeNicotine Dependence Centre for Addiction and Mental Health 43
Early research (Phase 1)Study completedNCT00258479What this trial is testingSafety of Combining Modafinil and Nicotine Replacement Therapy in Treating Nicotine Dependent AdolescentsWho this might be right forTobacco Use Disorder Catherine Martin, MD 24
Testing effectiveness (Phase 2)WithdrawnNCT01710410What this trial is testingTranscranial Direct Current Stimulation in a Smoking Cessation TrialWho this might be right forNicotine Dependence Centre for Addiction and Mental Health
Testing effectiveness (Phase 2)Study completedNCT01926626What this trial is testingEvaluation of Moclobemide, a Reversible MAO-A Inhibitor, as an Adjunct to Nicotine Replacement Therapy in Female SmokersWho this might be right forNicotine Dependence Jed E. Rose 76
Large-scale testing (Phase 3)Study completedNCT03720899What this trial is testingComparing NicoBloc to Nicotine LozengesWho this might be right forSmoking CessationNicotine Dependence University of Alabama at Birmingham 45
Not applicableNot Yet RecruitingNCT07755891What this trial is testingEffects of Very Low Nicotine Content Cigarettes Among Adults Who Smoke Daily in South KoreaWho this might be right forCigarette SmokingNicotine Dependence Sung-il Cho 300
Large-scale testing (Phase 3)Study completedNCT00749658What this trial is testingHuman Laboratory Study of Varenicline and Bupropion for Nicotine DependenceWho this might be right forNicotine DependenceNicotine Withdrawal University of Minnesota 121
Post-approval studies (Phase 4)Study completedNCT01122238What this trial is testingIdentifying Treatments to Motivate Smokers to QuitWho this might be right forSmokingSmoking CessationMotivation+1 more University of Wisconsin, Madison 517
Large-scale testing (Phase 3)Ended earlyNCT01296698What this trial is testingStudy to Determine if a New Nicotine Replacement Therapy Can Safely Help Smokers to Quit SmokingWho this might be right forTobacco Dependence McNeil Consumer Healthcare Division of McNEIL-PPC, Inc. 257
Post-approval studies (Phase 4)Study completedNCT00484692What this trial is testingRandomized Trial of Ultrashort Psychotherapy vs Sustained-Release Bupropion for Smoking CessationWho this might be right forNicotine DependenceSubstance AbuseSubstance Dependence+1 more Medical University Innsbruck 779
Testing effectiveness (Phase 2)Study completedNCT02042521What this trial is testingA Dietary Supplement for Early Cigarette WithdrawalWho this might be right forNicotine Dependence, Cigarettes, With Withdrawal Centre for Addiction and Mental Health 21
Very early researchLooking for participantsNCT05665465What this trial is testingNeurobehavioral Mechanisms Linking Childhood Adversity to Increased Risk for SmokingWho this might be right forAdverse Childhood ExperiencesNicotine Dependence, Cigarettes Duke University 150
Not applicableLooking for participantsNCT06909500What this trial is testingA Digital Intervention (ACT on Vaping App) for Vaping Cessation in Young Adult E-Cigarette UsersWho this might be right forNicotine DependenceTobacco-Related Carcinoma Fred Hutchinson Cancer Center 1,178
Not applicableStudy completedNCT02520349What this trial is testingLab to Real World Assessment of E-cigarette Abuse Liability and AppealWho this might be right forNicotine Dependence Truth Initiative 80
Testing effectiveness (Phase 2)Study completedNCT00860028What this trial is testingVarenicline for Smoking Cessation in Heavy Drinking SmokersWho this might be right forNicotine DependenceSmokingHeavy Drinking Yale University 30
Not applicableLooking for participantsNCT07250230What this trial is testingEffect of Perioperative High-dose Transdermal Nicotine Patch on Pain Sensitivity Among Male Abstinent Tobacco Smokers Undergoing Thoracic Surgery: A Randomized Controlled Pilot StudyWho this might be right forNicotine DependenceThoracic DiseasesAnalgesia Henan Provincial People's Hospital 80