Not applicableStudy completedNCT04237272What this trial is testingJUUL vs. Mod E-cigarette StudyWho this might be right forSmokingTobacco Use Medical University of South Carolina 31
Testing effectiveness (Phase 2)Study completedNCT01640288What this trial is testingImaging Regional Lung Defect SeverityWho this might be right forCOPD Hal C Charles 171
Not applicableStudy completedNCT05102786What this trial is testingCSD210904: Study to Assess Actual Use of a Heated Tobacco Product With Four Non-Combusted Cigarette Variants in Current Adult SmokersWho this might be right forSmokingTobacco UseTobacco Smoking RAI Services Company 1,180
Not applicableStudy completedNCT05471284What this trial is testingRecruitment Messages for Current Smokers Recently Diagnosed With CancerWho this might be right forTobacco SmokingHealth Behavior University of Oklahoma 99
Not applicableStudy completedNCT00850954What this trial is testingProject CASA in Promoting Smoke-Free Indoor Air Policy in Mexican American HouseholdsWho this might be right forCigarette SmokerCurrent SmokerCurrently Living With Smoker M.D. Anderson Cancer Center 168
Testing effectiveness (Phase 2)Study completedNCT03794557What this trial is testingThe Effect of Inhaled PUL-042 on Rhinovirus-induced Symptoms in Smokers With GOLD Stage 0 COPDWho this might be right forCOPD Pulmotect, Inc. 20
Post-approval studies (Phase 4)Study completedNCT01244061What this trial is testingA Multi-National Study To Assess How Effective And Safe The Smoking Cessation Medicine Varenicline Is In Smokers Who Have Already Tried Varenicline In The Past As A Prescription Medicine From Their Usual Healthcare ProviderWho this might be right forSmoking Cessation Pfizer 498
Testing effectiveness (Phase 2)Looking for participantsNCT07284485What this trial is testingImmunoprevention for High-risk Lung LesionsWho this might be right forHigh-risk Lung Nodules Robert Samstein 59
Not applicableStudy completedNCT00840723What this trial is testingBronchoscopy Assisted Sampling of Cells and Fluid From the Lower Respiratory Tract of Human SubjectsWho this might be right forRespiratory Diseases University of North Carolina, Chapel Hill 30
Not applicableStudy completedNCT00352391What this trial is testingVanguard Study for Head and Neck Cancer or Non-Small Cell Lung Cancer (NSCLC) PatientsWho this might be right forHead and Neck CancerLung Cancer M.D. Anderson Cancer Center 54
Not applicableLooking for participantsNCT05896033What this trial is testingImpact of Cigarette and E-cigarette Menthol Regulation on Current Smokers of Menthol CigarettesWho this might be right forSmoking Prevention and Control Medical University of South Carolina 240
Testing effectiveness (Phase 2)Study completedNCT00573885What this trial is testingGreen Tea Extract in Preventing Cancer in Former and Current Heavy Smokers With Abnormal SputumWho this might be right forLung CancerTobacco Use Disorder British Columbia Cancer Agency 53
Very early researchStudy completedNCT02914899What this trial is testingInforming the Adaptation of a CHW Model to Facilitate Lung Cancer Screening for the Chinese CommunityWho this might be right forLung Cancer ScreeningCurrent or Past Cigarette Smoker Memorial Sloan Kettering Cancer Center 99
Testing effectiveness (Phase 2)Study completedNCT02348203What this trial is testingAspirin and Zileuton and Biomarker Expression in Nasal Tissue of Current SmokersWho this might be right forTobacco Use Disorder National Cancer Institute (NCI) 63
Testing effectiveness (Phase 2)Study completedNCT00368927What this trial is testingSulindac in Preventing Lung Cancer in Current or Former Smokers With Bronchial DysplasiaWho this might be right forPrecancerous ConditionStage I Non-small Cell Lung CancerTobacco Use Disorder National Cancer Institute (NCI) 61
Large-scale testing (Phase 3)Ended earlyNCT00032084What this trial is testingS0002 - A Program to Quit Smoking With or Without Bupropion in Treating Patients With Stage I or II Non-Small Cell Lung Cancer Who Have Undergone SurgeryWho this might be right forLung Cancer SWOG Cancer Research Network 10
Not applicableStudy completedNCT05907226What this trial is testingCompare Smokers' Appraisal of Proposed Plain Packs and Existing Cigarette PacksWho this might be right forHealth Risk BehaviorsNon Communicable Diseases Chinese University of Hong Kong 1,283
Very early researchActive Not RecruitingNCT04200534What this trial is testingCentralized Lung Cancer EARly Detection Among Smokers (CLEAR Study)Who this might be right forSmokingLung Cancer M.D. Anderson Cancer Center 358
Large-scale testing (Phase 3)Study completedNCT01183858What this trial is testingTarceva (Erlotinib) to Compare Two Different Doses in in Currently Smoking Patients With Advanced or Metastatic Non-Small Cell Lung Cancer (CURRENTS)Who this might be right forNon-Small Cell Lung Cancer Hoffmann-La Roche 315
Testing effectiveness (Phase 2)Study completedNCT00005880What this trial is testingBudesonide in Treating Former and Current Smokers With Bronchial DysplasiaWho this might be right forLung Cancer British Columbia Cancer Agency