In this subtitle the following words have the meanings indicated. “Co–prescribing” means, with respect to an opioid overdose reversal drug, the practice of prescribing the drug in conjunction with an opioid prescription for a patient at an elevated risk of overdose. “Opioid overdose reversal drug” means naloxone or a similarly acting and equally safe drug that is approved by the federal Food and Drug Administration for the treatment of a known or suspected opioid overdose.