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Marijuana's Impact on Alcohol Motivation and Consumption
Sponsor: Brown University
Summary
This laboratory study will employ a repeated measures experimental design to examine the effect of high (7.2% THC) and moderate (3.1% THC) dose of marijuana, relative to placebo, on alcohol craving and on behavioral economic measure of alcohol demand after exposure to alcohol cues, and on subsequent drinking in an alcohol choice task in which participants choose either to drink or receive monetary reinforcement for drinks not consume. The study will recruit 173 non-treatment seeking heavy episodic alcohol drinkers who smoke marijuana at least twice weekly.
Key Details
Gender
All
Age Range
21 Years - 44 Years
Study Type
INTERVENTIONAL
Enrollment
157
Start Date
2017-01-23
Completion Date
2021-07-21
Last Updated
2026-04-21
Healthy Volunteers
Yes
Conditions
Interventions
THC 7.2%
1 smoked marijuana cigarette with 7.2% THC
THC 3.1%
1 smoked marijuana cigarette with 3.0% THC
Placebo
1 smoked placebo marijuana cigarette
Locations (1)
Brown University
Providence, Rhode Island, United States