Objective To analyze the forensic characteristics of 24 psychiatric patients who died of long-term use of psychotropic drugs. Methods Cases of sudden death of psychiatric patients from2011 to 2016 were collected. The forensic characteristics of these sudden deaths were retrospectively analyzed by systematic investigation plus results of autopsy and toxics(drugs). Results Among the 24 psychiatric patients who died of long-term use of psychotropic substances, the ratio of male to female was 1.7∶1, and the ave...