Testing effectiveness (Phase 2)Study completedNCT00751257What this trial is testingN-Acetylcysteine and Smoking ReductionWho this might be right forNicotine Dependence Medical University of South Carolina 33
Not applicableUnknownNCT04679636What this trial is testingEffects of HRV Biofeedback on Autonomic Function and Nicotine Withdrawal Symptoms and Dependence in Smoking Cessation AdultsWho this might be right forHeart Rate Variability, Biofeedback, Nicotine Dependence, Nicotine Withdrawal, Anxiety, Depression, Insomnia National Defense Medical Center, Taiwan 80
Not applicableActive Not RecruitingNCT06862050What this trial is testingBREATHE Free CurriculumWho this might be right forSmoking Cessation; Tobacco DependenceE-Cig UseNicotine Dependence, Other Tobacco Product Augusta University 25
Not applicableStudy completedNCT05477888What this trial is testingPsychometric Properties of the Chinese Version of Penn State [Electronic] Cigarette Dependence IndexWho this might be right forE-Cig Use Sun Yat-sen University 320
Not applicableStudy completedNCT01277887What this trial is testingSmoking Cessation for Smokers With Sleep ProblemsWho this might be right forNicotine DependenceCigarette SmokingInsomnia Yale University 19
Early research (Phase 1)Study completedNCT01031693What this trial is testingPilot Study of Transcranial Magnetic Stimulation (TMS) in Nicotine AddictionWho this might be right forNicotine Dependence National Institute on Drug Abuse (NIDA) 75
Early research (Phase 1)Study completedNCT00605241What this trial is testingAssess The Effects Of A Single Dose Of GSK598809 In Modulating Nicotine RewardWho this might be right forSubstance Dependence GlaxoSmithKline 29
Post-approval studies (Phase 4)Study completedNCT04011280What this trial is testingNovel Pharmacotherapy Approaches in Smokers With Serious Mental IllnessWho this might be right forBipolar DisorderSchizophreniaSchizoaffective Disorder+1 more University of California, San Diego 39
Not applicableStudy completedNCT00602927What this trial is testingEffects of Varenicline on Brain Activity During Nicotine AbstinenceWho this might be right forNicotine Dependence University of Pennsylvania 38
Post-approval studies (Phase 4)Study completedNCT00186446What this trial is testingTreatment of Nicotine Dependence and Acute DepressionWho this might be right forMajor Depressive DisorderNicotine Dependence Stanford University 20
Not applicableStudy completedNCT03922360What this trial is testingSmartphone-based Financial IncentivesWho this might be right forTobacco Use Disorder University of Vermont 150
Post-approval studies (Phase 4)Looking for participantsNCT05587361What this trial is testingBeta-Adrenergic Modulation of Drug Cue ReactivityWho this might be right forTobacco Use DisorderNicotine DependenceCigarette Smoking University of Oklahoma 80
Not applicableStudy completedNCT05224154What this trial is testingRe-Connect Application for Smoking CessationWho this might be right forSmoking CessationAcceptability of Health CareNicotine Dependence, Cigarettes Rowan University 9
Very early researchStudy completedNCT00644137What this trial is testingGABA (Gamma Amino Butyric Acid) Medication for TobaccoWho this might be right forNicotine Dependence Yale University 24
Not applicableStudy completedNCT01882673What this trial is testingMotivating Quitline Use Among Smokers in Treatment for Substance Use DisordersWho this might be right forSmoking Cessation Butler Hospital 76
Testing effectiveness (Phase 2)Study completedNCT02250534What this trial is testingProject 1, Study 2: Extended Exposure to Low Nicotine Content Cigarettes in Childbearing Age WomenWho this might be right forTobacco Use Disorder University of Vermont 775
Not applicableStudy completedNCT03904186What this trial is testingEffectiveness of an Integrated Treatment to Address Smoking Cessation and Anxiety/ Depression in People Living With HIVWho this might be right forHuman Immunodeficiency VirusSmoking CessationSmoking, Cigarette+4 more Massachusetts General Hospital 131
Large-scale testing (Phase 3)Ended earlyNCT01560507What this trial is testingTailored Smoking Cessation Treatment for LIVE FOR LIFE® ParticipantsWho this might be right forCigarette SmokingNicotine Dependence Duke University 19
Not applicableStudy completedNCT06163872What this trial is testingDoctors' Perspective on Tobacco AddictionWho this might be right forNicotine Dependence Karadeniz Technical University 941
Not applicableStudy completedNCT01753141What this trial is testingSmoking Treatment and Anxiety Management ProgramWho this might be right forNicotine Dependence Florida State University 378