30% N2O
Sponsors
University of Chicago
Conditions
Opioid-Related DisordersSubstance-Related Disorders
Phase 2
Lack of Acute Tolerance Development to Effects of Nitrous Oxide - 4
CompletedNCT00000252
Start: 1994-06-30End: 1996-06-30Updated: 2015-05-28
Effects of Subanesthetic Concentrations of Isoflurane/Nitrous Oxide - 3
CompletedNCT00000251
Start: 1994-04-30End: 1996-01-31Updated: 2015-12-02
Effects of Subanesthetic Concentrations of Nitrous Oxide - 1
CompletedNCT00000249
Start: 1993-09-30End: 1995-06-30Updated: 2015-05-28