NCT06259916 Distinguishing Alcohol Intoxication, Cannabis Intoxication and Co-intoxication Using Electroencephalography (EEG)
| NCT ID | NCT06259916 |
| Status | Recruiting |
| Phase | — |
| Sponsor | Colorado State University |
| Condition | Cannabis Use |
| Study Type | INTERVENTIONAL |
| Enrollment | 99 participants |
| Start Date | 2024-01-05 |
| Primary Completion | 2026-05-30 |
Eligibility & Interventions
Eligibility Fast-Check
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What to Expect as a Participant
You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.
This trial targets 99 participants in total. It began in 2024-01-05 with a primary completion date of 2026-05-30.
⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.
Brief Summary
This is a randomized, parallel-group study designed to explore the differences between cannabis intoxication, alcohol intoxication and co-intoxication involving both alcohol and cannabis, utilizing electroencephalography (EEG) as well as more traditional intoxication measures such as breath alcohol concentration and balance metrics. If eligible for the study, participants will be randomized to complete one study session in our mobile laboratory, during which they will use either alcohol, cannabis (which will be self-administered, ad libitum) or both alcohol and cannabis.
Eligibility Criteria
Inclusion Criteria: * 21-50 years old * Heavy drinkers (consuming more than 4 drinks/day or more than 14 drinks/week for men, or more than 3 drinks/day or more than 7 drinks/week for women) * Regular users of legal-market flower cannabis (at least 2x/week in past 3 months) * report simultaneously using alcohol and legal-market flower cannabis at least once per month in the past 3 months * English speakers. Exclusion Criteria: * Daily tobacco users * Diagnosed with or seeking treatment for alcohol use disorder (AUD) or other substance use disorder (SUD) * Females cannot be pregnant, breastfeeding or trying to become pregnant * Meet criteria for psychotic, bipolar or major depressive disorder with suicidal ideation, or history of these disorders, 5) Current use of psychotropic (except anti-depressants) * Report illicit drug use in past 60-days or fail drug screen on the day of the study appointment * Major medical condition contraindicating alcohol and/or cannabis consumption.
Contact & Investigator
Hollis Karoly, PhD
PRINCIPAL INVESTIGATOR
Colorado State University
Frequently Asked Questions
Who can join the NCT06259916 clinical trial?
This trial is open to participants of all sexes, aged 21 Years or older, up to 50 Years, studying Cannabis Use. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.
Is NCT06259916 currently recruiting?
Yes, NCT06259916 is actively recruiting participants. Contact the research team at hollis.karoly@colostate.edu for enrollment information.
Where is the NCT06259916 trial being conducted?
This trial is being conducted at Fort Collins, United States.
Who is sponsoring the NCT06259916 clinical trial?
NCT06259916 is sponsored by Colorado State University. The principal investigator is Hollis Karoly, PhD at Colorado State University. The trial plans to enroll 99 participants.