Early research (Phase 1)Study completedNCT02757313What this trial is testingNeuroscience of Marijuana Impaired DrivingWho this might be right forMarijuana Impairment Yale University 62
Early research (Phase 1)Study completedNCT04970342What this trial is testingValidation of the Drug Impaired Driving Scenario (DIDS) on the CRCDS-miniSimWho this might be right forDriving BehaviorDriving Under the Influence Timothy L. Brown 13
Early research (Phase 1)Not Yet RecruitingNCT06351540What this trial is testingExamining the Role of Tolerance on Dose-dependent Effects of Acute THC on Oculomotor and Cognitive PerformanceWho this might be right forCannabis UseImpaired DrivingCognitive Impairment Johns Hopkins University 40
Testing effectiveness (Phase 2)WithdrawnNCT05273658What this trial is testingEffects of Cannabis/Alcohol on Driving Performance and Field Sobriety TestsWho this might be right forDriving ImpairedAlcohol IntoxicationDriving Under the Influence+1 more University of California, San Diego
Early research (Phase 1)Study completedNCT06218550What this trial is testingDelta-8-THC vs. Delta-9-THC on Simulated Driving PerformanceWho this might be right forCannabis Johns Hopkins University 30
Early research (Phase 1)Study completedNCT05115513What this trial is testingStandardized Field Test for Marijuana Impairment IIWho this might be right forMarijuana Impairment Yale University 41
Very early researchStudy completedNCT03106363What this trial is testingCombined Alcohol and Cannabis Effects on Skills of Young DriversWho this might be right forPsychomotor Impairment Centre for Addiction and Mental Health 85
Early research (Phase 1)UnknownNCT05276232What this trial is testingDetection of Cannabis Impairment With ISBRG's SpotLight-THCWho this might be right forCannabis ISBRG Corp 75
Testing effectiveness (Phase 2)Study completedNCT03813602What this trial is testingDetection of Cannabis Impairment With an Eye TrackerWho this might be right forCannabis Intoxication Centre for Addiction and Mental Health 10
Testing effectiveness (Phase 2)Study completedNCT03656029What this trial is testingDose-response of Cannabis and DrivingWho this might be right forDriving ImpairedCognitive ImpairmentAbuse Cannabis Centre for Addiction and Mental Health 36
Not applicableLooking for participantsNCT06255054What this trial is testingNovel Approaches to Assessing Cannabis Impaired Driving (NAACID)Who this might be right forCannabis Use Colorado School of Public Health 130
Not applicableUnknownNCT03431987What this trial is testingNeuroscience of Alcohol and Marijuana Impaired DrivingWho this might be right forMarijuana UsageAlcohol Drinking Hartford Hospital 13
Early research (Phase 1)UnknownNCT03581058What this trial is testingNeural Correlates of Driving and CannabisWho this might be right forCannabis UseDriving Impaired Unity Health Toronto 12
Not applicableStudy completedNCT04230460What this trial is testingCannabis Impairment Detection Application (CIDA)Who this might be right forDriving Under the InfluenceMarijuana IntoxicationAlcohol Intoxication Advanced Brain Monitoring, Inc. 124
Very early researchStudy completedNCT03191084What this trial is testingExamine the Feasibility of a Standardized Field Test for Marijuana Impairment: Laboratory EvaluationsWho this might be right forMarijuana Impairment Yale University 26
Very early researchStudy completedNCT06236815What this trial is testingHigh Confusion: Cannabis & DrivingWho this might be right forImpairment, CognitiveImpairment of AttentionImpairment, Psychomotor University of Wisconsin, Madison 5
Testing effectiveness (Phase 2)Study completedNCT02849587What this trial is testingThe Impact and Detection of Driving Impairments Associated With Acute Cannabis SmokingWho this might be right forCannabis Intoxication University of California, San Diego 199
Not applicableStudy completedNCT01592409What this trial is testingCannabis Effects on Driving-related Skills of Young DriversWho this might be right forPsychomotor Impairment Centre for Addiction and Mental Health 99
Testing effectiveness (Phase 2)UnknownNCT06059677What this trial is testingCannabis Consumption and Driving Impairment Assessment on a Closed CourseWho this might be right forCannabis SmokingDriving Impaired Bayliss J. Camp, PhD 300
Not applicableLooking for participantsNCT07401628What this trial is testingIn-Vehicle Real-Time Cannabis Influenced Driving DetectionWho this might be right forDriving Under the InfluenceCannabis-impaired Driving University of Bern 45