40
Participants
Start Date
October 31, 2016
Primary Completion Date
June 30, 2017
Study Completion Date
July 31, 2017
Nitrous oxide gas for inhalation
Nitrous oxide gaseous mixture (50% nitrous oxide and 50% oxygen) for 40 minutes duration under anesthesia supervision with monitoring according to standards set by the American Society of Anesthesiologists.
Placebo gas for inhalation
Placebo gaseous mixture (50% nitrogen and 50% oxygen) for 40 minutes duration under anesthesia supervision with monitoring according to standards set by the American Society of Anesthesiologists.
Washington University School of Medicine, St Louis
Washington University School of Medicine
OTHER