Tenn. Code Ann. 63-1-152(g)-(h)
Liability: Health Care Provider Regarding an Opioid Antagonist
An appropriately licensed health care practitioner who, in good faith, prescribes, dispenses, or administers an opioid antagonist to an individual believed to be suffering from an opioid-related overdose will not be held legally responsible or professionally disciplined. They can be held legally responsible or professionally disciplined if acting with extreme carelessness or intent to cause harm.
Prescription, dispensation, and administration of opioid antagonists -- Immunity of certain individuals -- Training of first responders
(g) The following individuals are immune from civil liability in the absence of gross negligence or willful misconduct for actions authorized by this section: (1) Any licensed health care practitioner who prescribes or dispenses an opioid antagonist pursuant to subsection (b); and (2) Any person who administers an opioid antagonist pursuant to subsection (d). (h) A licensed health care practitioner acting in good faith and with reasonable care, who prescribes, dispenses, or administers an opioid antagonist to a person the health care provider believes to be experiencing or is at risk of experiencing a drug-related overdose or prescribes an opioid antagonist to a family member, friend, or other person in a position to assist a person experiencing or at risk of experiencing a drug-related overdose is immune from disciplinary or adverse administrative actions under this title for acts or omissions during the administration, prescription, or dispensation of an opioid antagonist.