Not applicableEnded earlyNCT01492322What this trial is testingSPECT Imaging of DAT GenotypeWho this might be right forNicotine Withdrawal University of Pennsylvania 14
Post-approval studies (Phase 4)Study completedNCT00657020What this trial is testingFunctional Magnetic Resonance Imaging (fMRI) Investigation of Nicotine Withdrawal SymptomsWho this might be right forSmoking GlaxoSmithKline 23
Testing effectiveness (Phase 2)Study completedNCT04092101What this trial is testingLow Nicotine Content Cigarettes in Vulnerable Populations: Opioid Use DisorderWho this might be right forTobacco Use Disorder University of Vermont 326
Early research (Phase 1)Looking for participantsNCT07001930What this trial is testingEffects of Cannabidiol on Stress and Nicotine WithdrawalWho this might be right forCBDStressNicotine Dependence+1 more Johns Hopkins University 90
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
Post-approval studies (Phase 4)Looking for participantsNCT06254001What this trial is testingEffectiveness of Combined Tobacco Treatment in Hospitalized SubjectsWho this might be right forTobacco SmokingTobacco WithdrawalNicotine Addiction+2 more National Institute of Respiratory Diseases, Mexico 134
Testing effectiveness (Phase 2)Study completedNCT02250664What this trial is testingProject 2, Study 2: Extended Exposure to Low Nicotine Content Cigarettes in Opioid AbusersWho this might be right forTobacco Use Disorder University of Vermont 775
Not applicableStudy completedNCT04092387What this trial is testingLow Nicotine Content Cigarettes in Vulnerable Populations: Women of Reproductive AgeWho this might be right forTobacco Use Disorder University of Vermont 326
Large-scale testing (Phase 3)Study completedNCT00664404What this trial is testingGenetic Differences in Limbic Activation Associated With Nicotine WithdrawalWho this might be right forSmoking M.D. Anderson Cancer Center 64
Post-approval studies (Phase 4)Study completedNCT00749944What this trial is testingAssessing Neuropsychiatric Symptoms Including Depression, Anxiety, Irritability, and Suicidal Thoughts or Behavior in Subjects Quitting Smoking on Varenicline Tartrate or PlaceboWho this might be right forSmoking Cessation Pfizer 110
Not applicableNot Yet RecruitingNCT05947162What this trial is testingEffect of Orexin System on Nicotine Addiction and Its Neural MechanismWho this might be right forTobacco Use Disorder Shenzhen Kangning Hospital 150
Not applicableStudy completedNCT01047930What this trial is testingThe Effect of Exercise on Acute Nicotine WithdrawalWho this might be right forNicotine DependenceSmokingSleep Disorders, Intrinsic University of Pittsburgh 88
Testing effectiveness (Phase 2)Study completedNCT02232737What this trial is testingProject 3, Study 2: Extended Exposure to Low Nicotine Content Cigarettes in People With Current Affective DisordersWho this might be right forTobacco Use Disorder Brown University 775
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
Early research (Phase 1)Study completedNCT00414752What this trial is testingEffects of AFQ056 and Nicotine in Reducing Cigarette SmokingWho this might be right forSmoking Abstinence Novartis 36
Testing effectiveness (Phase 2)Study completedNCT00218218What this trial is testingEffects of Transdermal Nicotine on Smoking, Craving and Withdrawal in People With SchizophreniaWho this might be right forSchizophrenia and Disorders With Psychotic FeaturesTobacco Use DisorderSchizophrenia National Institute on Drug Abuse (NIDA) 48
Early research (Phase 1)Study completedNCT02500615What this trial is testingThe Effect of Electronic Cigarette (ECIG) Liquid Vehicles on ECIG Acute EffectsWho this might be right forNicotine ExposureNicotine Withdrawal Suppression Virginia Commonwealth University 41
Testing effectiveness (Phase 2)Study completedNCT04033237What this trial is testingProject 4, Study 2: Extended Exposure to Low Nicotine Content Cigarettes in Pregnant WomenWho this might be right forTobacco Use Disorder University of Vermont 30
Not applicableStudy completedNCT04059497What this trial is testingShort-bout Handgrip Exercise InterventionWho this might be right forSmoking (Tobacco) Addiction The University of Hong Kong 30
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