Effects of Alcohol History on Effects of Nitrous Oxide - 9

May 26, 2015 updated by: University of Chicago

Effects of Alcohol History on Effects of Nitrous Oxide

The purpose of this study is to conduct experiments to examine subjective and reinforcing effects of nitrous oxide. Mood altering and psychomotor effects will be tested on non-drug abusers and preference procedures will be used to assess reinforcing effects. Comparisons between nitrous oxide, opiates, and benzodiazepine antagonists will be made. To determine effects of alcohol history on the reinforcing, subjective and psychomotor effects of nitrous oxide in healthy volunteers.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

19

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • United States
    • Illinois
      • Chicago, Illinois, United States, 60637
        • University of Chicago, Anesthesia & Critical Care

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

21 years to 37 years (Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Description

Please contact site for information.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Allocation: Non-Randomized
  • Interventional Model: Crossover Assignment
  • Masking: Double

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: Light drinkers
Drug: 0% N2O and 10% N2O
Drug: 0% N2O and 20% N2O
Drug: 0% N2O and 30% N2O
Drug: 0% N2O and 40% N2O
Active Comparator: Moderate drinkers
Drug: 0% N2O and 10% N2O
Drug: 0% N2O and 20% N2O
Drug: 0% N2O and 30% N2O
Drug: 0% N2O and 40% N2O

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Choice of nitrous oxide vs placebo
Time Frame: After 30 min inhalation each of N2O and placebo
Two subject groups (light drinkers vs moderate drinkers) were asked to inhale a given conc of N2O and inhale a placebo, then choose for a third inhalation. The subject & the technician administering the inhalant were blinded. Testing was done at each dose.
After 30 min inhalation each of N2O and placebo

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

University of Chicago

Collaborators

National Institute on Drug Abuse (NIDA)

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

September 1, 1995

Primary Completion (Actual)

April 1, 1997

Study Completion (Actual)

April 1, 1997

Study Registration Dates

First Submitted

September 20, 1999

First Submitted That Met QC Criteria

September 20, 1999

First Posted (Estimate)

September 21, 1999

Study Record Updates

Last Update Posted (Estimate)

May 28, 2015

Last Update Submitted That Met QC Criteria

May 26, 2015

Last Verified

May 1, 2015

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • NIDA-08391-9
  • R01DA008391 (U.S. NIH Grant/Contract)
  • R01-08391-9

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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