1. Food and Drug Administration. FDA approves first over-the counter naloxone nasal spray. 2023. www.fda.gov/news-events/press-announcements/fda-approves-first-over-counter-naloxone-nasal-spray
2. Ahmad FB, Cisewski JA, Rossen LM, Sutton P. Provisional drug overdose death counts. National Center for Health Statistics. 2023. https://www.cdc.gov/nchs/nvss/vsrr/drug-overdose-data.htm
3. Drug Overdose Deaths in the United States, 2001–2021
4. Opioid Epidemic in the United States: Empirical Trends, and A Literature Review of Social Determinants and Epidemiological, Pain Management, and Treatment Patterns
5. WHO Expert Committee on the Selection and Use of Essential Medicines. Executive summary. The selection and use of essential medicines 2021. Report of the 23rd, virtual meeting, 21 June–2 July 2021. 2021 https://www.who.int/publications/i/item/WHO-MHP-HPS-EML-2021.01