- Conditions
- Opioid-Related Disorders, Substance-Related Disorders
- Interventions
- 30% N2O, 0.2% isoflurane, 0.4% isoflurane, 100% oxygen
- Drug · Other
- Lead sponsor
- University of Chicago
- Other
- Eligibility
- 21 Years to 32 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 1994 – 1996
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
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- Conditions
- Lumbar Disc Herniation, Lumbar Disc Disease, Lumbar Radiculopathy
- Interventions
- General anesthetic, SA + ESP
- Drug
- Lead sponsor
- Hospital for Special Surgery, New York
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 142 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2026
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Opioid-Related Disorders, Substance-Related Disorders
- Interventions
- 40% Nitrous oxide, Sham comparator, 0.2% isoflurane, 0.4% isoflurane, 0.6% isoflurane
- Drug · Other
- Lead sponsor
- University of Chicago
- Other
- Eligibility
- 21 Years to 34 Years · Male only
- Enrollment
- 10 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 1995
- U.S. locations
- 1
- States / cities
- Chicago, Illinois