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 applicableEnrolling By InvitationNCT04351958What this trial is testingAn Augmented Reality Videogame for Alcohol Use Prevention and Harm Reduction in TeensWho this might be right forAlcohol PreventionHarm Reduction Yale University 20
Not applicableLooking for participantsNCT06639373What this trial is testingThe Road to Recovery Initiative (R2RI)Who this might be right forSubstance-Related Disorders BC Centre on Substance Use 10,000
Testing effectiveness (Phase 2)Looking for participantsNCT05722561What this trial is testingE-Cigarettes for Harm Reduction in Smokers With Opioid Use DisorderWho this might be right forOpioid Use DisorderCigarette Smoking NYU Langone Health 302
Testing effectiveness (Phase 2)Study completedNCT01129401What this trial is testingStonewall Treatment Evaluation ProjectWho this might be right forSubstance AbuseHIV Infections University of California, San Francisco 150
Not applicableStudy completedNCT03743532What this trial is testingE-Cigarettes and Financial Incentives to Promote Tobacco Harm Reduction Among Adults Accessing Shelter ServicesWho this might be right forCigarette Smoking University of Oklahoma 60
Not applicableStudy completedNCT00300183What this trial is testingEvaluation of an HIV Outreach ProgramWho this might be right forHIV Infections Montefiore Medical Center 150
Not applicableUnknownNCT03962660What this trial is testingHarm Reduction for Tobacco Smoking With Support of Tobacco-Replacing Electronic Nicotine Delivery SystemsWho this might be right forSmoking, Tobacco University of Washington 94
Not applicableStudy completedNCT04968275What this trial is testingA Cannabis Harm Reduction e-Intervention for Young Cannabis Users With Early PsychosisWho this might be right forPsychotic DisorderMarijuana UseYoung Adult Centre hospitalier de l'Université de Montréal (CHUM) 101
Not applicableStudy completedNCT04676984What this trial is testingMedication Use and Quality of Life Among Older People (Pilot)Who this might be right forQuality of LifeReduction, Harm Odense University Hospital 3
Not applicableLooking for participantsNCT06395129What this trial is testingLow Dead-space Injecting Equipment Distribution Program for People Who Inject Drugs in Low- and Middle-income CountriesWho this might be right forDrug UseHepatitisHiv Médecins du Monde 2,400
Not applicableLooking for participantsNCT06372899What this trial is testingNoncombustible Nicotine Delivery Systems as Potential Harm Reduction Tools for Persistent Cigarette SmokersWho this might be right forE-cigarette UseCigarette SmokingHarm Reduction+1 more Abramson Cancer Center at Penn Medicine 200
Not applicableLooking for participantsNCT07199517What this trial is testingCatalyzing Cigarette Smoking Cessation Through Harm Reduction Sampling Among People Unmotivated to QuitWho this might be right forCigarette SmokingTobacco UseCigarette Smoking Behavior Abramson Cancer Center at Penn Medicine 472
Not applicableStudy completedNCT02669901What this trial is testingNaloxone Auto-injector as a Universal Precaution for Patients With Opioid Use DisorderWho this might be right forOpiate Antagonist OverdoseOpioid-Related Disorders University of New Mexico 395
Not applicableUnknownNCT02425657What this trial is testingFast Track Module Based Colonoscopy Training Programme for Surgical Trainees at North Jutland Surgical DepartmentsWho this might be right forHarm ReductionPerforation During ColonoscopyColorectal Cancer Aalborg University Hospital 15
Not applicableStudy completedNCT04521920What this trial is testingProviding Suboxone and PrEP Using TelemedicineWho this might be right forOpioid UseOpioid-use DisorderRisk Reduction+1 more Duke University 17
Not applicableActive Not RecruitingNCT06894589What this trial is testingAssessment of the Perceptions and Opinions of Staff Working of Prisons and Detention Centers on the Use of Psychoactive Substances in Prisons and Harm Reduction (PERRCEP)Who this might be right forHarm ReductionPrisoners University Hospital, Brest 800
Not applicableStudy completedNCT05352412What this trial is testingStigma and a Shared Decision AidWho this might be right forOpioid Use Disorder Washington University School of Medicine 62
Not applicableLooking for participantsNCT05642715What this trial is testingTrial of a Harm Reduction Strategy for People With HIV Who Smoke CigarettesWho this might be right forHivTobacco Use Montefiore Medical Center 400
Not applicableStudy completedNCT06187415What this trial is testingHarm Reduction Strategies for Gay, Bisexual and Other Men Who Have Sex With Men Engaging in ChemsexWho this might be right forHarm Reduction National Cheng Kung University 25