Michigan Compiled Laws, Chapter 691. Judiciary § 691.1503

(a) If the individual who administers the opioid antagonist is a physician, physician's assistant, registered nurse, or licensed practical nurse and the opioid antagonist is administered in a hospital.

(b) If the conduct of the individual administering the opioid antagonist is willful or wanton misconduct.

(a) “Opioid antagonist” means naloxone hydrochloride or any other similarly acting and equally safe drug approved by the federal food and drug administration for the treatment of drug overdose.

(b) “Opioid-related overdose” means a condition, including, but not limited to, extreme physical illness, decreased level of consciousness, respiratory depression, coma, or death, that results from the consumption or use of an opioid or another substance with which an opioid was combined or that a layperson would reasonably believe to be an opioid-related overdose that requires medical assistance.