Not applicableUnknownNCT00186719What this trial is testingHow Smoking Causes COPD: Examination of Immune System ChangesWho this might be right forChronic Obstructive Pulmonary Disease St. Joseph's Healthcare Hamilton 100
Post-approval studies (Phase 4)Ended earlyNCT00511134What this trial is testingStudy of Lunesta Versus Placebo for Sleep Problems Related to Smoking Cessation and ZybanWho this might be right forInsomniaNicotine Dependence Yale University 4
Not applicableStudy completedNCT01862809What this trial is testingCigarette Smoking and Oral MicrobiotaWho this might be right forMicrobiotaLung CancerOral Cancer National Cancer Institute (NCI) 50
Not applicableStudy completedNCT04768114What this trial is testingImplementation of Genomics in Substance Use Disorder TreatmentWho this might be right forTobacco Use DisorderSmoking CessationTobacco Use Cessation Washington University School of Medicine 148
Not applicableActive Not RecruitingNCT06120855What this trial is testingStudy on Regulated Cannabis Sales in PharmaciesWho this might be right forMarijuana SmokingCannabisCannabis Use University of Bern 1,177
Not applicableStudy completedNCT01152749What this trial is testingBioequivalence Between an Oral Nicotine Replacement Product and Nicorette® GumWho this might be right forTobacco Dependence McNeil AB 76
Not applicableWithdrawnNCT01859364What this trial is testingTobacco Cessation: Treatment Delivery and Predictors of OutcomeWho this might be right forNicotine Dependence National Institute on Drug Abuse (NIDA)
Early research (Phase 1)Study completedNCT02961309What this trial is testingA Laboratory Model of Increasing Delta-9-tetrahydrocannabinol (THC) Potency on Cigarette SmokingWho this might be right forTobacco Use Battelle Memorial Institute 9
Not applicableStudy completedNCT01511614What this trial is testingNicotine Withdrawal Symptoms and Smoking RelapseWho this might be right forNicotine Dependence National Institute on Drug Abuse (NIDA) 112
Not applicableStudy completedNCT00741299What this trial is testingThe Association Between Tobacco Smoking and Bipolar Affective DisorderWho this might be right forBipolar Disorder Tirat Carmel Mental Health Center 100
Not applicableStudy completedNCT01334736What this trial is testingNovel Smoking Cessation Interventions in Current and Former Injection Drug UsersWho this might be right forTobacco Dependence Johns Hopkins University 100
Not applicableStudy completedNCT01510834What this trial is testingComputerized Tailored Intervention for Behavioral Sequelae of PTSD in VeteransWho this might be right forPost Traumatic Stress DisorderSmokingAnxiety+1 more VA Pacific Islands Health Care System 90
Testing effectiveness (Phase 2)Looking for participantsNCT07602699What this trial is testingMulti-Site Trial of Tirzepatide for Smoking CessationWho this might be right forSmoking CessationSmoking Behaviors University of Southern California 300
Not applicableLooking for participantsNCT06451029What this trial is testingPrevention of Smoking Related DiseasesWho this might be right forLung CancerLung Cancer ScreeningSmoking Cessation Scientific Institute San Raffaele 189
Not applicableWithdrawnNCT01557556What this trial is testingPexacerfont to Reduce Stress-induced Tobacco CravingWho this might be right forNicotine Dependence National Institute on Drug Abuse (NIDA)
Not applicableStudy completedNCT03694327What this trial is testingInnovative Digital Therapeutic for Smoking CessationWho this might be right forSmoking CessationNicotine AddictionDrug Addiction+5 more My Digital Study 158
Not applicableStudy completedNCT01238640What this trial is testingBioequivalence Between Two New Oral Nicotine Replacement Therapy Products and Nicorette® MicrotabWho this might be right forTobacco Dependence McNeil AB 84
Not applicableStudy completedNCT03480373What this trial is testingElectronic Cigarette Use During PregnancyWho this might be right forCigarette Smoking-Related Carcinoma UConn Health 182
Not applicableStudy completedNCT03163056What this trial is testingSmoking Cessation Treatment for Depressed SmokersWho this might be right forTobacco Use Disorder University of Oviedo 180
Not applicableUnknownNCT01965405What this trial is testingSmoking Cessation for People Living With HIV/AIDSWho this might be right forHIVAIDSNicotine Dependence Wayne State University 165