Administration, Buccal Administration, Intranasal 1 Administration, Intravenous 1 Administration, Sublingual 1 Adolescent 1 Adult 1 Analgesics, Opioid 1 Article 1 Drug Overdose 1 Female 1 Humans 1 Injections, Intramuscular 1 Male 1 Middle Aged 1 Naloxone 1 Narcan 1 Narcotic Antagonists 1 Opioid 1 Opioid use disorder 1 Overdose 1 Pain 1 Patient Preference 1 Young Adult 1 adolescent 1 adult 1 analgesia 1 buccal drug administration 1 cohort analysis 1 controlled study 1 crowdsourcing 1