S.C. Code Ann. 44-130-30(B)
A pharmacist who, in good faith, dispenses an opioid antagonist will not be held legally responsible or professionally disciplined for acting or for failing to act.
Pharmacist may dispense opioid antidote; immunity
(B) A pharmacist dispensing an opioid antidote in accordance with the provisions of this section is not as a result of an act or omission subject to civil or criminal liability or to professional disciplinary action.