Cold Water Immersion Modulates Reinforcing Effects of Nitrous Oxide - 2

May 26, 2015 updated by: University of Chicago

Cold Water Immersion Modulates Reinforcing 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. To evaluate: cold water immersion modulates the reinforcing effects of nitrous oxide in healthy volunteers.

Study Overview

Status

Completed

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

12

Phase

  • Phase 2

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

    • 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 32 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

  • Primary Purpose: TREATMENT
  • Allocation: NON_RANDOMIZED
  • Interventional Model: CROSSOVER
  • Masking: SINGLE

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: Lukewarm water
Subjects will immerse forearm in lukewarm water while inhaling 0% and 40% N2O in 2 sampling trials, then choose between intervntions for one choice trial
Subjects will inhale 100% oxygen with no N2O for 25 min then immerse forearm in warm water and cold water
Subjects will inhale 40% N2O then immerse forearm in warm water and cold water
Active Comparator: Ice cold water
Subjects will immerse forearm in ice cold water while inhaling 0% and 40% N2O in 2 sampling trials, then choose between intervntions for one choice trial
Subjects will inhale 100% oxygen with no N2O for 25 min then immerse forearm in warm water and cold water
Subjects will inhale 40% N2O then immerse forearm in warm water and cold water

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Subject's choice of intervention
Time Frame: After sampling trials
After sampling trials

Collaborators and Investigators

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

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

  • Experimentall Clinical Psycopharmacoly 1995, 3(2):148-155

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

December 1, 1993

Primary Completion (Actual)

May 1, 1995

Study Completion (Actual)

May 1, 1995

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

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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