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ClinicalTrials.gov public records Last synced May 21, 2026, 11:58 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 36 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Alcohol Impairment Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Driving Under the Influence
Interventions
BAC Driving Feedback/Warning, No Feedback
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
21 Years to 30 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated May 2, 2023 · Synced May 21, 2026, 11:58 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Bariatric Surgery Candidate
Interventions
Alcohol
Other
Lead sponsor
Neuropsychiatric Research Institute, Fargo, North Dakota
Other
Eligibility
21 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Sep 27, 2016 · Synced May 21, 2026, 11:58 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Modafinil, Placebo
Drug · Other
Lead sponsor
The Mind Research Network
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated May 25, 2020 · Synced May 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Posttraumatic Stress Disorder, Depression, Alcohol-Related Disorders, Suicidal Ideation, Substance-Related Disorders, Mild Cognitive Impairment, Quality of Life, Pain, Wounds and Injury, Brain Injuries, Chronic Disease
Interventions
Motivational Interviewing, Cognitive Behavioral Therapy Elements, Care Management, Fluoxetine, Fluvoxamine, Paroxetine, Sertraline, Citalopram, Venlafaxine, Duloxetine, Mirtazapine, Diphenhydramine, Trazodone, Prazosin
Behavioral · Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
635 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
24
States / cities
Scottsdale, Arizona • Beverly Hills, California • Sacramento, California + 20 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2021 · Synced May 21, 2026, 11:58 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Cannabis Intoxication, Alcohol Intoxication
Interventions
Cannabis, Alcohol
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced May 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Alcohol Use Disorder, Cannabis Use
Interventions
commercially available cannabis administered prior to commercially available alcohol, commercially available alcohol administered prior to commercially available cannabis
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
21 Years to 65 Years
Enrollment
146 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 17, 2025 · Synced May 21, 2026, 11:58 PM EDT
Active, not recruiting Phase 1 Interventional
View directory record Official record
Conditions
Alcohol Use Disorder, Mild Cognitive Impairment, Transcranial Magnetic Stimulation
Interventions
Active, Open Label iTBS-rTMS
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
60 Years to 85 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced May 21, 2026, 11:58 PM EDT
Not yet recruiting Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Alcohol Consumption, Alcohol, Hangover Symptoms, NAC, Veisalgia
Interventions
Supplement, Placebo
Dietary Supplement
Lead sponsor
Medical Life Care Planners, LLC
Other
Eligibility
21 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated Dec 8, 2024 · Synced May 21, 2026, 11:58 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Alcohol-related Disorders, Drinking and Driving, Neurological Impairment
Interventions
Click City®: Alcohol
Behavioral
Lead sponsor
Oregon Research Institute
Other
Eligibility
12 Years to 16 Years
Enrollment
2,300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 5, 2016 · Synced May 21, 2026, 11:58 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Marijuana Impairment, Alcohol Impairment
Interventions
Low Marijuana, Hash, THC, or Grass, High Marijuana, Hash, THC, or Grass, Placebo, 0.05 BAC Alcohol, 0.08 BAC Alcohol
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 40 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 30, 2025 · Synced May 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Drunk Driving
Interventions
Contingency Management, Control
Behavioral
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
21 Years and older
Enrollment
158 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated May 6, 2024 · Synced May 21, 2026, 11:58 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Alcohol Dependence, Bipolar Disorder, Depression, Mania, Psychosis
Interventions
Lamotrigine, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 8, 2019 · Synced May 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Alcohol Drinking, Alcohol Intoxication, Alcohol Poison, Alcohol-Related Disorders, Alcohol Impairment, Alcohol Withdrawal, Alcohol Abstinence, Alcohol; Harmful Use, Sex Behavior, Sexual Aggression, Sexual Harassment, Relation, Interpersonal
Interventions
Smart Choices 4 Teens
Behavioral
Lead sponsor
Pacific Institute for Research and Evaluation
Other
Eligibility
16 Years to 17 Years
Enrollment
411 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Jul 26, 2023 · Synced May 21, 2026, 11:58 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Driving, Intoxication, Impairment, Alcohol Impaired Driving
Interventions
placebo, Alcohol
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
21 Years to 80 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 13, 2022 · Synced May 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
HIV Infection, Alcohol Consumption, Falls, Accidental, Falls
Interventions
Fall Prevention Intervention
Behavioral
Lead sponsor
Boston University
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 28, 2023 · Synced May 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Alcohol Aftereffects, Anxiety, Cognitive Impairment
Interventions
JoyRise Recovery Powder, Placebo
Dietary Supplement
Lead sponsor
Joyrise
Industry
Eligibility
35 Years to 54 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Aug 27, 2024 · Synced May 21, 2026, 11:58 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Ride Sharing, Alcohol Drinking, Alcohol Intoxication, Drug Use, Motor Collision, Sexual Assault
Interventions
Not listed
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 22, 2026 · Synced May 21, 2026, 11:58 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Alcohol Impairment, Nystagmus, Virtual Reality, Lack of Smooth Pursuit, Impairment, Alcohol Intoxication, Intoxication
Interventions
Alcoholic beverage
Drug
Lead sponsor
Gaize
Industry
Eligibility
21 Years to 45 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Missoula, Montana
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced May 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Driving Impaired
Interventions
DRIVESC, Alcohol
Diagnostic Test · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 64 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced May 21, 2026, 11:58 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Alcohol Consumption
Interventions
Vivitrol (Medication Therapy), Medication Management Therapy
Drug · Other
Lead sponsor
Pacific Institute for Research and Evaluation
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Aug 26, 2012 · Synced May 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Alcohol-Impaired Driving
Interventions
Personalized feedback, Personalized feedback and text messages, Information Only
Behavioral
Lead sponsor
Western Kentucky University
Other
Eligibility
18 Years and older
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Bowling Green, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 10, 2025 · Synced May 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Alcohol Drinking, Alcohol Intoxication, Alcohol Impairment, Drive, Driving Impaired, Driving Under the Influence, Behavior, Drinking
Interventions
Loss-framed text message, Gain-Framed text message
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years to 39 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 7, 2018 · Synced May 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Alcohol Use
Interventions
Blood alcohol concentration (BAC) discrimination training, Performance feedback training, Blood alcohol concentration (BAC) discrimination training for controls
Behavioral
Lead sponsor
Mark Fillmore
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced May 21, 2026, 11:58 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Cannabis Intoxication, Alcohol Intoxication
Interventions
Cannabis, Alcohol, Placebo Cannabis, Placebo Alcohol
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 11, 2025 · Synced May 21, 2026, 11:58 PM EDT