dextromethorphan

noun
dex·​tro·​me·​thor·​phan | \ ˌdek-strō-mi-ˈthȯr-ˌfan How to pronounce dextromethorphan (audio) \

Definition of dextromethorphan

: a cough suppressant C18H25NO that is widely used especially in the form of a hydrated hydrogen bromide complex

Examples of dextromethorphan in a Sentence

Recent Examples on the Web The researchers also tested dextromethorphan, a Sigma-receptor-targeting drug in many brands of cough syrup. Carl Zimmer, New York Times, 30 Apr. 2020 For example, the cough suppressant medication dextromethorphan, found in over-the-counter medicines like Robitussin, caused false positive drug screens about 24% of the time, according to one study cited in a 2017 Mayo Clinic report. Anna Claire Vollers | Avollers@al.com, al, 9 Feb. 2020 Lobbying Lineup Five organizations that have lobbied on Ohio House Bill 29, which prohibits stores from selling dextromethorphan, a cough suppressant in name brands such as Robitussin or NyQuil, to people under age 18. Laura Hancock, cleveland, 18 Dec. 2019 For the power of meds and the calming feeling of honey, this formula is the only one that combines a cough suppressant (dextromethorphan), a cough expectorant (guaifenesin) and 19% natural grade A honey. Good Housekeeping Editors, Good Housekeeping, 16 Oct. 2019 Jake had just overdosed on a powerful cough medication containing dextromethorphan, which can generate euphoria and hallucinations. Jeanne Whalen, WSJ, 8 Mar. 2018 Both codeine and dextromethorphan carry the potential for abuse and have serious side effects that have led to warnings from the Food and Drug Administration. Richard Klasco, M.d., New York Times, 6 Apr. 2018 But a systematic review concluded that dextromethorphan was about as good as honey at reducing cough frequency. Richard Klasco, M.d., New York Times, 6 Apr. 2018 Jake had just overdosed on a powerful cough medication containing dextromethorphan, which can generate euphoria and hallucinations. Jeanne Whalen, WSJ, 8 Mar. 2018

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

See More

First Known Use of dextromethorphan

1967, in the meaning defined above

History and Etymology for dextromethorphan

dextr- + methyl + morphinan parent substance of morphine alkaloids, from morphine + -an entry 3

Keep scrolling for more

Learn More About dextromethorphan

Time Traveler for dextromethorphan

Time Traveler

The first known use of dextromethorphan was in 1967

See more words from the same year

Statistics for dextromethorphan

Cite this Entry

“Dextromethorphan.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dextromethorphan. Accessed 21 Jun. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for dextromethorphan

dextromethorphan

noun
dex·​tro·​me·​thor·​phan | \ ˌdek-strō-mi-ˈthȯr-ˌfan How to pronounce dextromethorphan (audio) \

Medical Definition of dextromethorphan

: a cough suppressant that is widely used especially in the form of its hydrobromide C18H25NO·HBr in over-the-counter cough and cold preparations and is a codeine analog of levorphanol lacking the analgesic properties of codeine and producing little or no depression of the central nervous system abbreviation DXM

More from Merriam-Webster on dextromethorphan

Britannica.com: Encyclopedia article about dextromethorphan

WORD OF THE DAY

Test Your Vocabulary

Return of Name that Color!

  • a light greenish blue color
  • Name that color:
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!