44
Participants
Start Date
April 1, 2019
Primary Completion Date
March 31, 2021
Study Completion Date
March 31, 2021
Nitrous Oxide
An 1-hour session of inhaled nitrous oxide at concentrations of 50%.
Placebo
An 1-hour session of mixed oxygen-air gas(inspired oxygen concentration \~50%)
Mental Health Institute & Faculty of Psychiatry of The Second Xiangya Hospital, Central South University, Changsha
Lingjiang Li
OTHER