NCT02710097|Active Not RecruitingPhase 1
Ethanol and Cannabinoid Effects on Simulated Driving and Related Cognition: Sub-Study II
THC-ETOH-II
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THC-ETOH-II
Sponsor study identifier
interventional
40
1 country
1
Study Start
March 2016
Date type not reportedThis date has not been verified as actual or estimated.
Primary Completion
December 2026
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Study Completion
December 2026
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
The overarching goal of this study is to characterize the effects of ethanol and cannabinoids on simulated driving and related cognition.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
December 2026
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
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Some registry-reported names shown below are not yet linked in this graph.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
March 2016
Date type not reportedThis date has not been verified as actual or estimated.
March 10, 2016
Actual (reported)March 16, 2016
Actual (reported)December 2026
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
December 2026
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Road Tracking Error
baseline, +20, +50, +120, +180 mins after start of alcohol administration
Biphasic Alcohol Effects Scale (BAES)
baseline, +20, +50, +120, +180, +240 mins after start of alcohol administration
Visual Analog Scale (VAS)
baseline, +20, +50, +120, +180, +240 mins after start of alcohol administration
Cognitive Test Battery
+40 mins after start of alcohol administration
Willingness to Drive Scale
baseline, +20, +50, +120, +180, +240 mins after start of alcohol administration
Number of Joints Scale
baseline, +20, +50, +120, +180, +240 mins after start of alcohol administration
\~450 mg of active cannabis, which is roughly equivalent to smoking 1/4 of a marijuana cigarette, or "joint". Administered over 20 minutes via a vaporizer.
Approximately 4 drinks of orange juice or ginger ale covered with a trace amount of ethanol on the surface, each administered over approximately 10 minutes.
Biological Studies Unit, VA Connecticut Healthcare System
West Haven, Connecticut, 06516, United States
First Submitted
March 10, 2016
First Posted
March 16, 2016
Study Start
March 2016
Date type not reportedThis date has not been verified as actual or estimated.
Primary Completion
0.4 g/kg ethanol in orange juice or ginger ale to reach a target BrAC of approximately 0.04%. This dose is equivalent to approximately 2 standard drinks over 1 hour. Approximately 4 drinks, each administered over approximately 10 minutes.
No active cannabinoids. Administered over 20 minutes via a vaporizer.
Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.
Contact the study team to confirm eligibility.
December 2026
Planned date reported by the registry; this milestone is not confirmed as achieved.
Study Completion
December 2026
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Last Updated
April 29, 2026
Record last verified: 2026-04
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Source: ClinicalTrials.gov.
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