After Elijah McClain's death, Colorado "banned carotid choke holds, made it easier for individuals to sue police officers, and strengthened the rules on uses of force. This year, they banned using the term "excited delirium" in law enforcement training and as a cause of death...That diagnosis has been largely discredited among medical professionals."
"Largely discredited" means the AMA, the American Academy of ER Medicine, etc do not recognize it.