cef·​tri·​ax·​one | \ ˌsef-ˌtrī-ˈak-ˌsōn How to pronounce ceftriaxone (audio) \

Definition of ceftriaxone

: a broad-spectrum semisynthetic cephalosporin antibiotic C18H18N8O7S3 administered parenterally in the form of its sodium salt

Examples of ceftriaxone in a Sentence

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Researchers compared it to injectable ceftriaxone and found promising results, with side effects mainly limited to mild gastrointestinal issues. Cathleen O'grady, Ars Technica, "New anti-gonorrhea drug called “metal as f–k”," 15 Nov. 2018 The current recommended cure — an injection of a drug called ceftriaxone, given in combination with a second antibiotic, azithromycin — is the last good option to treat this infection, and there are already signs that its days may be numbered. Helen Branswell, STAT, "A case study in the fast-rising threat of antibiotic resistance," 6 July 2018 Though the man in England had an especially persistent case of gonorrhea, this is far from the first time resistance to azithromycin and ceftriaxone has appeared on experts’ radar. Carolyn L. Todd, SELF, "How Worried Do You Really Need to Be About So-Called ‘Super Gonorrhea'?," 31 May 2018 Genetic sequencing revealed that a common, aggressive MDR typhoid strain called H58 interacted with another bacteria, likely E. coli, and acquired from it an additional DNA molecule, called a plasmid, that coded for resistance to ceftriaxone. Emily Baumgaertner, New York Times, "‘We’re Out of Options’: Doctors Battle Drug-Resistant Typhoid Outbreak," 13 Apr. 2018 The bacteria that have grown will be measured for resistance to five antibiotics, including ciprofloxacin and the last-resort drugs cefixime and ceftriaxone. Sophie Cousins, CNN, "Wherever you are in the world, time is running out for treating gonorrhea," 15 May 2018 People with certain neurological or cardiac forms of illness may require intravenous treatment with antibiotics such as ceftriaxone or penicillin. Kara Driscoll, ajc, "Lyme disease: 7 questions answered about tick-borne infections," 7 May 2018 Doctors in the Sindh province were not surprised by an outbreak in November 2016 — until cases proved unresponsive to ceftriaxone, used to treat multidrug-resistant, or MDR, strains of typhoid. Emily Baumgaertner, New York Times, "‘We’re Out of Options’: Doctors Battle Drug-Resistant Typhoid Outbreak," 13 Apr. 2018 Cases of ceftriaxone-resistant gonorrhea have been reported previously, in Canada, Japan, France, and Scandinavia, to name a few. Amanda Macmillan, Health.com, "A British Man Has the 'World's Worst' Case of Super-Gonorrhea. How Does That Happen?," 29 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ceftriaxone.' 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 ceftriaxone

1984, in the meaning defined above

History and Etymology for ceftriaxone

cef- (alteration of cephalosporin) + -triaxone, of unknown origin

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The first known use of ceftriaxone was in 1984

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cef·​tri·​ax·​one | \ ˌsef-ˌtrī-ˈak-ˌsōn How to pronounce ceftriaxone (audio) \

Medical Definition of ceftriaxone

: a semisynthetic cephalosporin antibiotic that is administered parenterally in the form of its hydrated disodium salt C18H16N8Na2O7S3·3¹/₂H2O

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