50
Participants
Start Date
October 30, 2018
Primary Completion Date
September 30, 2025
Study Completion Date
December 31, 2025
Nitrous Oxide
Nitrous oxide, an odorless, colorless gas typically used as an induction agent for general anesthesia or for dental sedation, is a known N-methyl-D-aspartate (NMDA) antagonist. It will be given at 50% nitrous oxide/50% oxygen in this study.
Placebo gas
Placebo gas given at 50% nitrogen \[inert\]/50% oxygen.
Washington University School of Medicine, St Louis
American Foundation for Suicide Prevention
OTHER
Washington University School of Medicine
OTHER