Not applicableStudy completedNCT00608426What this trial is testingProactive Tobacco Treatment for VeteransWho this might be right forSmoking CessationSmoking Tobacco US Department of Veterans Affairs 6,400
Not applicableStudy completedNCT04009590What this trial is testingQuit4Health Intervention in Supporting Smoking Cessation and Preventing Smoking Initiation in Young AdultsWho this might be right forCigarette SmokingCurrent Smoker M.D. Anderson Cancer Center 579
Post-approval studies (Phase 4)Study completedNCT00586482What this trial is testingPilot Study: Preoperative Nicotine LozengesWho this might be right forSmoking Mayo Clinic 46
Not applicableEnded earlyNCT07172438What this trial is testingA RCT to Determine the Effect of ENDS Flavor Availability on Abstinence Within SmokersWho this might be right forSmokingTobacco RAI Services Company 668
Not applicableStudy completedNCT03236025What this trial is testingA Video-led Smoking Cessation Intervention in Helping Male Smokers Whose Partners Got Pregnant to Quit SmokingWho this might be right forSmoking Cessation The University of Hong Kong 1,023
Early research (Phase 1)Study completedNCT00615576What this trial is testingRepeat Dose Study in Male Healthy Volunteer SmokersWho this might be right forPulmonary Disease, Chronic Obstructive GlaxoSmithKline 13
Not applicableUnknownNCT04376489What this trial is testingProject MARS: Mobile-Assistance for Regulating SmokingWho this might be right forCurrent SmokerTobacco Smoking University of Utah 112
Not applicableStudy completedNCT00267813What this trial is testingThe Effects of Craving and Abstinence From Cigarettes on Brain Metabolism in SmokersWho this might be right forNicotine Dependence Tel-Aviv Sourasky Medical Center 24
Not applicableNot Yet RecruitingNCT06462950What this trial is testingExperiment Among Smokers in Which Two Variables Are Manipulated: Ostracism and ConcealabilityWho this might be right forOstracism Dickinson College 340
Early research (Phase 1)Ended earlyNCT00753870What this trial is testingRange of Neutrophil Response to 20,000 EU of Clinical Center Reference Endotoxin in Otherwise Healthy SmokersWho this might be right forHealthy Smokers University of North Carolina, Chapel Hill 2
Early research (Phase 1)Study completedNCT01013454What this trial is testingA Study Evaluating The Absorption Of Varenicline Into The Body From A Varenicline Patch Applied To The SkinWho this might be right forSmoking Cessation Pfizer 12
Not applicableStudy completedNCT04123041What this trial is testingCharacterize the Nicotine Uptake and Subjective Effects With Use of JUUL Electronic Nicotine Delivery SystemsWho this might be right forElectronic Cigarette UseTobacco Smoking Juul Labs, Inc. 137
Post-approval studies (Phase 4)Study completedNCT00605605What this trial is testingVascular Endothelial Protection Effects of DextromethorphanWho this might be right forAtherosclerosisSmokingInflammation National Cheng-Kung University Hospital 40
Not applicableStudy completedNCT01236079What this trial is testingCessation Service Use and Effectiveness for Hospitalized SmokersWho this might be right forSmoking Kaiser Permanente 900
Not applicableStudy completedNCT06680570What this trial is testingSmoking and Health Among University StudentsWho this might be right forPulmonary DiseaseHeadache DisordersSedentary Behavior+1 more University of Yalova 163
Not applicableLooking for participantsNCT07488741What this trial is testingComparison of the Effects of Different Chest Techniques on University Students With Smoking AddictionWho this might be right forSmoking University of Yalova 30
Early research (Phase 1)Study completedNCT03543137What this trial is testingTo Assess the Bioequivalence of the 4mg Prototype Mini Nicotine Lozenge to the Reference Product (Nicorette) in Healthy SmokersWho this might be right forTobacco Use Disorder GlaxoSmithKline 37
Large-scale testing (Phase 3)Ended earlyNCT03819231What this trial is testingMindfulness Training Plus Oxytocin Effects on Smoking BehaviorWho this might be right forSmokingSmoking Cessation University of Southern California 20
Not applicableStudy completedNCT02491086What this trial is testingMotivating Smokers at Outdoor Public Smoking Hotspots to Have Quit Attempt With Nicotine Replacement Therapy SamplingWho this might be right forSmoking Cessation The University of Hong Kong 100
Not applicableStudy completedNCT01509586What this trial is testingA Test of Short and Long Term Naturalistic Outcomes of Smokers Who Sample Smokeless TobaccoWho this might be right forSmokingSmoking Cessation Medical University of South Carolina 1,236