dexa·​meth·​a·​sone | \ ˌdek-sə-ˈme-thə-ˌsōn How to pronounce dexamethasone (audio) , -ˌzōn \

Definition of dexamethasone

: a synthetic glucocorticoid C22H29FO5 used especially as an anti-inflammatory agent

Examples of dexamethasone in a Sentence

Recent Examples on the Web But randomized trials have brought welcome clarity about one drug, the corticosteroid dexamethasone. Kelly Servick, Science | AAAS, 16 Mar. 2021 June is leading a trial in collaboration with researchers at Baylor University in Houston to test the drug in patients on oxygen who also receive dexamethasone. USA Today, 14 Mar. 2021 High dose steroids, primarily dexamethasone, have been used successfully in Covid-19 infection patients to minimize pulmonary complications. Nina Shapiro, Forbes, 9 May 2021 Data coming out of the United Kingdom’s nationwide RECOVERY trial have provided strong evidence for now-standard treatments such as dexamethasone. Benjamin Mazer, The Atlantic, 6 May 2021 The steroid dexamethasone, shown to improve survival rates among severely ill COVID-19 patients, calms an overactive immune response that can lead to dangerous inflammation and organ damage. Nathaniel Scharping, Science | AAAS, 22 Mar. 2021 This trial showed that treating patients with 6 milligrams daily of dexamethasone for up to 10 days sharply decreased deaths from Covid-19. Jonathan Zittrain, STAT, 5 Mar. 2021 Trump received dexamethasone for his bout with COVID-19. David Hogberg, Washington Examiner, 2 Jan. 2021 The only medicines that do boost survival are dexamethasone and similar steroids for patients sick enough to need extra oxygen and intensive care. NBC News, 26 Apr. 2021

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

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First Known Use of dexamethasone

1958, in the meaning defined above

History and Etymology for dexamethasone

dexa- (blend of deca- and hexa-) + methyl + -a- (perhaps from pregnane, a parent compound of corticoid hormones) + -sone (as in cortisone)

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Time Traveler for dexamethasone

Time Traveler

The first known use of dexamethasone was in 1958

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Statistics for dexamethasone

Last Updated

13 Jun 2021

Cite this Entry

“Dexamethasone.” Dictionary, Merriam-Webster, Accessed 18 Jun. 2021.

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More Definitions for dexamethasone


dexa·​meth·​a·​sone | \ ˌdek-sə-ˈmeth-ə-ˌsōn, -ˌzōn How to pronounce dexamethasone (audio) \

Medical Definition of dexamethasone

: a synthetic glucocorticoid C22H29FO5 also used in the form of its acetate C24H31FO6 or sodium phosphate C22H28FNa2O8P especially as an anti-inflammatory and antiallergic agent — see decadron

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