Testing effectiveness (Phase 2)Study completedNCT00683839What this trial is testingTobacco Cessation Via Public Health Dental ClinicsWho this might be right forSmoking Oregon Research Institute 2,637
Not applicableStudy completedNCT01341938What this trial is testingNicotine Lozenges and Assisted Self-help for Smokeless Tobacco CessationWho this might be right forSmokeless Tobacco Cessation Oregon Research Institute 1,067
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 applicableStudy completedNCT01885221What this trial is testingA Multi-Media Approach to Partner Support in Smokeless Tobacco Cessation (UCare-ChewFree)Who this might be right forTobacco Use Cessation Oregon Research Institute 1,100
Large-scale testing (Phase 3)Study completedNCT00939029What this trial is testingHighdose Nicotine Patch Therapy for Smokeless Tobacco UseWho this might be right forSmokeless Tobacco Use Mayo Clinic 52
Early research (Phase 1)Study completedNCT01369693What this trial is testingIn-vivo Extraction of Pb, Cd and TSNA From Swedish SnusWho this might be right forSmoking CessationSmokeless TobaccoHarm Reduction Contract Research Organization el AB 32
Not applicableNot Yet RecruitingNCT07694492What this trial is testingFeasibility of a Medical-Legal Partnership Model to Connect Coal Miners QuitAidWho this might be right forTobacco Use CessationTobacco Use DisorderNicotine Dependence+1 more University of Virginia 120
Not applicableStudy completedNCT00265681What this trial is testingTelephone Counseling for Snuff UsersWho this might be right forSmokeless TobaccoTobacco Use Cessation HealthPartners Institute 400
Early research (Phase 1)Study completedNCT01249339What this trial is testingIn-vivo Extraction of Pb, Cd andTSNA From Swedish SnusWho this might be right forSmoking CessationSmokeless TobaccoHarm Reduction Contract Research Organization el AB 32
Testing effectiveness (Phase 2)Study completedNCT00384254What this trial is testingTobacco Quitlines:Adjunct to Dental Office Tobacco InterventionWho this might be right forTobacco Use Cessation Oregon Research Institute 2,177
Testing effectiveness (Phase 2)Study completedNCT00265460What this trial is testingSmoking Cessation in Groups and With Tobacco PastilsWho this might be right forSmoking University Hospital, Gentofte, Copenhagen 240
Not applicableStudy completedNCT01323491What this trial is testing"EASY EFFECTIVE SMOKELESS" With NICORETTE®Who this might be right forStereotyped BehaviorTobacco Smoking Behavior Johnson & Johnson GmbH 184
Not applicableNot Yet RecruitingNCT07431619What this trial is testingA Web-Based Text Messaging for Tobacco Cessation in Rural MississippiWho this might be right forTobacco Cessation University of Mississippi Medical Center 150
Not applicableWithdrawnNCT00948233What this trial is testingProject COMBAT: Combating Tobacco Use in the United States ArmyWho this might be right forSmokingSmoking Cessation M.D. Anderson Cancer Center
Post-approval studies (Phase 4)Study completedNCT00601042What this trial is testingSerbian Smoking Reduction/Cessation Trial (2SRT)Who this might be right forCigarette Smoking Swedish Match AB 319
Not applicableStudy completedNCT05030194What this trial is testingComparing Nicotine Delivery, Subjective Effects, and Sensory Experiences of Tobacco Users Using Oral Nicotine Products and Electronic Cigarettes [ZYN Study]Who this might be right forTobacco UseTobacco SmokingCigarette Smoking+1 more Roswell Park Cancer Institute 15
Large-scale testing (Phase 3)UnknownNCT00313105What this trial is testingSmoking Cessation With Smokeless Tobacco, Nicotine Tablets and Nicotine PatchesWho this might be right forTobacco Dependence University Hospital, Gentofte, Copenhagen 600
Not applicableStudy completedNCT03418506What this trial is testingImprovement in Knowledge and Perception About Hazards of Smokeless TobaccoWho this might be right forSmokeless Tobacco Cessation Aga Khan University 1,327
Large-scale testing (Phase 3)Study completedNCT00392379What this trial is testingNicotine Lozenges for Treatment of Smokeless Tobacco AddictionWho this might be right forSmokeless Tobacco Use Mayo Clinic 270
Not applicableStudy completedNCT06637358What this trial is testingA Text-based Reduction Intervention for Smokeless Tobacco Cessation- Pilot StudyWho this might be right forSmokeless Tobacco Cessation Duke University 69