Large-scale testing (Phase 3)Study completedNCT02941718What this trial is testingExamination of Sleep, Smoking Cessation, and Cardiovascular HealthWho this might be right forNicotine Dependence University of Delaware 30
Not applicableLooking for participantsNCT07129590What this trial is testingTrauma-Informed Care for Smoking Cessation for PregnancyWho this might be right forSmoking CessationTobacco SmokingTobacco Use Cessation+4 more University of California, San Francisco 20
Not applicableStudy completedNCT05215860What this trial is testingPhotographic Evidence of Oral Precancerous Lesions in Current Tobacco and Areca Nut Users Improves Their Quit RatesWho this might be right forPrecancerous Conditions All India Institute of Medical Sciences 200
Not applicableActive Not RecruitingNCT04574518What this trial is testingTeachable Moment to Opt-out of Tobacco: Interactive Voice Response Quit Line for Veteran Active Smokers With Lung NodulesWho this might be right forSolitary Pulmonary NoduleMultiple Pulmonary NodulesTobacco Use VA Office of Research and Development 223
Not applicableStudy completedNCT02991391What this trial is testingExpansion of the COPD At-risk Module in 4 States BRFSS Telephone Health SurveysWho this might be right forCOPDRespiratory SymptomsTobacco Use+3 more Duke University 40,690
Not applicableWithdrawnNCT03379025What this trial is testingEffects of Electronic Cigarettes in Cigarette Smokers With Mild to Moderate COPDWho this might be right forCOPDTobacco Use Massachusetts General Hospital
Not applicableActive Not RecruitingNCT05290025What this trial is testingEasy Access to Smoking Cessation for People Receiving Opioid Agonist Therapy Who Are Smoking TobaccoWho this might be right forSmoking CessationSubstance-Related Disorders Haukeland University Hospital 266
Early research (Phase 1)Study completedNCT01658202What this trial is testingNicotine Patch Bioequivalence StudyWho this might be right forHealthy Smokers Pierre Fabre Medicament 28
Not applicableNot Yet RecruitingNCT07714200What this trial is testingAbstinence Reinforcement Therapy for Veterans Who Smoke Tobacco and Are Experiencing HomelessnessWho this might be right forTobacco Use Disorder VA Office of Research and Development 120
Testing effectiveness (Phase 2)Study completedNCT04571216What this trial is testingStudy Assessing Efficacy and Safety of NFL-101 as a Tobacco Cessation TherapyWho this might be right forSmoking CessationNicotine Dependence NFL Biosciences SAS 318
Post-approval studies (Phase 4)Ended earlyNCT01925781What this trial is testingE-Cigarettes Versus NRT Gum for Smoking CessationWho this might be right forNicotine AddictionSmoking Cessation Creighton University 10
Not applicableEnrolling By InvitationNCT03249428What this trial is testingCytisine vs Nicotine Replacement TherapyWho this might be right forTobacco DependenceCOPD AsthmaMental Illness+1 more Ottawa Hospital Research Institute 200
Not applicableEnded earlyNCT06654414What this trial is testingProject QUIT+: Adapting and Testing a Smoking Cessation Intervention for Transgender and Gender Expansive IndividualsWho this might be right forSmoking CessationDepressionAnxiety+2 more Massachusetts General Hospital 3
Not applicableStudy completedNCT00535964What this trial is testingEvaluating the Relationship Between Tobacco Use, Anxiety Sensitivity, and Panic in AdolescentsWho this might be right forPanic Disorder University of Arkansas, Fayetteville 180
Not applicableEnrolling By InvitationNCT06619964What this trial is testingDeveloping Evidence to Inform Regulatory Policy on Nicotine Content in E-LiquidsWho this might be right forNicotine Addiction Rochester Institute of Technology 120
Not applicableUnknownNCT05469698What this trial is testingOnsite Tobacco Cessation Treatment for Patients With PADWho this might be right forTobacco CessationPeripheral Artery Disease University of Oklahoma 15
Not applicableLooking for participantsNCT04722835What this trial is testingLung Macrophage Populations and Functions in Chronic Obstructive Pulmonary Disease (COPD)-Susceptible SmokersWho this might be right forCopdSmokingTobacco Use University of California, San Francisco 40
Not applicableStudy completedNCT03338933What this trial is testingNeurobiology of Alcohol and Nicotine Co-AddictionWho this might be right forAlcohol Use DisorderNicotine Use Disorder VA Office of Research and Development 109
Not applicableStudy completedNCT00596440What this trial is testingAssessment of a Teachable Moment for Smoking CessationWho this might be right forNicotine Dependence University of Pennsylvania 234
Not applicableStudy completedNCT04609514What this trial is testingLearn to Quit-HIV Pilot StudyWho this might be right forHIV/AIDSSmoking CessationTobacco Use Disorder Duke University 51