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Combined Effects of Alcohol and Caffeine

NCT01289561 · Status: COMPLETED · Phase: PHASE1 · Type: INTERVENTIONAL · Enrollment: 20

Last updated 2016-02-24

No results posted yet for this study

Summary

The purpose of this study is to investigate the effects of caffeine on the self-administration of alcohol. The study will also examine the combined effects of alcohol and caffeine on behavioral performance, participant ratings of behavioral performance, and self-reported subjective effects.

Conditions

  • Alcohol or Other Drugs Effects

Interventions

DRUG

Alcohol + Caffeine Beverage

14 g alcohol per 180 ml total beverage combined with 60 mg caffeine per 180 ml total beverage. The alcohol and caffeine will be mixed in a fruit punch beverage. Participants may self-administer as much beverage as they like with several constraints to assure safety (e.g., participants must stop drinking if their blood alcohol content is above .12 g/dl).

DRUG

Alcohol + Caffeine-placebo

14 g alcohol per 180 ml total beverage combined with 2.2 mg quinine per 180 ml total beverage. The alcohol and quinine will be mixed in a fruit punch beverage. Participants may self-administer as much beverage as they like with several constraints to assure safety (e.g., participants must stop drinking if their blood alcohol content is above .12 g/dl).

Sponsors & Collaborators

Principal Investigators

  • Roland R Griffiths, Ph.D. · Johns Hopkins University

Study Design

Allocation
NA
Purpose
BASIC_SCIENCE
Masking
DOUBLE
Model
SINGLE_GROUP

Eligibility

Min Age
21 Years
Max Age
50 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2011-01-31
Primary Completion
2015-01-31
Completion
2015-01-31

Countries

  • United States

Study Locations

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Entities

Companies

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT01289561 on ClinicalTrials.gov