naloxone

noun

nal·ox·one | \ na-ˈläk-ˌsōn

Definition of naloxone

: a synthetic potent antagonist of narcotic drugs (such as morphine and fentanyl) that is administered especially in the form of its hydrochloride C₁₉H₂₁NO₄·HCl

Note: Naloxone is administered by injection or as a nasal spray to reverse the effects of opioids especially in the emergency treatment of opioid overdose. It is also administered in combination with buprenorphine in the form of a dissolvable tablet placed under the tongue or a film placed inside the cheek to treat opioid dependence.

Examples of naloxone in a Sentence

Recent Examples on the Web Black pouches of the anti-overdose drug naloxone were copious, and nearly everyone was trained to use it. — Los Angeles Times, 18 May 2022 Each state has a different law regarding naloxone and whether a person needs a prescription to get it. — Catherine Garcia, The Week, 28 May 2022 A month after the launch, inmates were credited with using the naloxone to save the lives of two men who had collapsed after ingesting fentanyl, a powerful opiate. — Kelly Davis, San Diego Union-Tribune, 11 May 2022 Maryland began requiring public schools to carry naloxone and to educate students about the risk of opioid abuse in 2018. — Daniela Altimari, courant.com, 17 Jan. 2022 Gollan said the victims were given Narcan, the brand-name version of the anti-overdose medication naloxone, the Times reported. — Abigail Adams, PEOPLE.com, 12 Mar. 2022 The legislation also would increase the accessibility of naloxone and test strips while steering people who possess fentanyl into education and treatment programs. — Geoff Mulvihill, Chron, 3 Apr. 2022 The legislation also would increase the accessibility of naloxone and test strips while steering people who possess fentanyl into education and treatment programs. — Geoff Mulvihill, ajc, 3 Apr. 2022 As more fentanyl has hit the streets, health officials have found that more naloxone has been needed to pull people out of overdoses. — Los Angeles Times, 22 Mar. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'naloxone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Learn More About naloxone

Dictionary Entries Near naloxone

nalorphine

naloxone

naltrexone

Statistics for naloxone

Last Updated

20 Jun 2022

Cite this Entry

“Naloxone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/naloxone. Accessed 6 Jul. 2022.

Style: MLA

MLA

Chicago

APA

Merriam-Webster Check Mark Icon

More Definitions for naloxone

naloxone

noun

nal·ox·one | \ nal-ˈäk-ˌsōn

, ˈnal-ək-ˌsōn

Medical Definition of naloxone

: a potent synthetic antagonist of narcotic drugs (as morphine and fentanyl) that is administered especially in the form of its hydrochloride C₁₉H₂₁NO₄·HCl

Note: Naloxone is administered by injection or as a nasal spray to reverse the effects of opioids and especially in the emergency treatment of opioid overdose. It is also administered in combination with buprenorphine in the form of a dissolvable tablet placed under the tongue or a film placed inside the cheek to treat opioid dependence. Trademarks for preparations containing naloxone include Bunavail, Evzio, Narcan, Suboxone, and Zubsolv.