Naloxone Humans 6 human 6 naloxone 5 Article 4 Drug Overdose 4 Narcotic Antagonists 4 adult 4 drug overdose 4 female 4 male 4 narcotic antagonist 4 Analgesics, Opioid 3 Opioids 3 controlled study 3 narcotic analgesic agent 3 Adult 2 Female 2 Male 2 Narcan 2 Overdose 2 Pain 2 United States 2 analgesia 2 drug formulation 2 health care access 2 major clinical study 2 pain 2 Addiction frameworks 1 Administration, Buccal 1