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NCT00000256 · ClinicalTrials.gov registry record · NA
Reinforcing Effects of Brief Exposures to Nitrous Oxide - 8
A NA study of Substance-Related Disorders and Opioid-Related Disorders, sponsored by University of Chicago.
- Completed
- Registry status
- NA
- Development phase
- 11
- Enrollment target
- 1
- Study location
NCT00000256: Completed NA study of Substance-Related Disorders and Opioid-Related Disorders, sponsored by University of Chicago.
NCT00000256 is a NA study of Substance-Related Disorders and Opioid-Related Disorders that has completed, run by University of Chicago. The registered enrollment target is 11 participants, below the 1,521-participant average among 58 other Substance-Related Disorders trials with a reported enrollment target (99% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00000256, a NA study of Substance-Related Disorders and Opioid-Related Disorders, has completed, sponsored by University of Chicago.
- COMPLETED
- Registry status
- NA
- Development phase
- 11 participants
- Enrollment target
- 1
- Study location
Study Summary
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 examine reinforcing effects of brief exposures to nitrous oxide in healthy volunteers.
Primary Outcome
Subjects underwent 4 sessions consisting of 2 sample tests (inhaling placebo and inhaling varying doses of N2O), then choosing which inhalant they wanted for a choice test. The subject \& the technician administering the inhalant were blinded. During each intervention and each session, subjects underwent psychomotor testing.
Conditions Studied
Interventions
- DRUG 40% N2O
- DRUG 20% N2O
- DRUG 60% N2O
- DRUG 80% N2O
Study Locations (1)
Illinois
- University of Chicago, Anesthesia & Critical Care - Chicago
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 11 participants |
| Start Date | 1995-08 |
| Est. Completion | 1996-11 |
| Phase | NA |
What the finished NCT00000256 record still lists
NCT00000256 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 11 participants, a relatively small participant target, below the 1,521-participant average among 58 other Substance-Related Disorders trials with a reported enrollment target (99% lower).
The record links to 2 conditions, with Substance-Related Disorders appearing as the primary indexed condition, and to 4 interventions - of which 40% N2O is the first listed.
NCT00000256 reports a single indexed study location in Illinois.
Frequently Asked Questions
What is clinical trial NCT00000256 about?
NCT00000256 is a clinical study titled "Reinforcing Effects of Brief Exposures to Nitrous Oxide - 8". 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, opiate...
What is the current status of trial NCT00000256?
This trial is currently completed. It is a NA study. The enrollment target is 11 participants. The study started on 1995-08. Estimated completion is 1996-11.
What conditions does trial NCT00000256 study?
This clinical trial studies the following conditions: Substance-Related Disorders, Opioid-Related Disorders.
What interventions are being tested in trial NCT00000256?
The interventions under investigation include: 40% N2O (DRUG), 20% N2O (DRUG), 60% N2O (DRUG), 80% N2O (DRUG).
Who is sponsoring clinical trial NCT00000256?
This trial is sponsored by University of Chicago, which has 796 total clinical trials registered on ClinicalTrials.gov.
Where is trial NCT00000256 being conducted?
This trial has 1 study location across Illinois. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.
Learn More About Clinical Trials
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Where NCT00000256's enrollment target sits among peer trials
11 58th of 58 higher than 1 of 58 other Substance-Related Disorders trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Substance-Related Disorders trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
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