fu·​ro·​se·​mide | \ fyu̇-ˈrō-sə-ˌmīd How to pronounce furosemide (audio) \

Definition of furosemide

: a powerful diuretic C12H11ClN2O5S used especially to treat edema and hypertension

Examples of furosemide in a Sentence

Recent Examples on the Web Lasix, or furosemide, is used to prevent respiratory bleeding—blood entering a horse’s lungs during physical activity. Jim Chairusmi, WSJ, 1 May 2021 Kentucky began a partial elimination of race-day Lasix, the trade name for furosemide, with 2-year-old races in 2020. Jason Frakes, The Courier-Journal, 21 Apr. 2021 That time, Cano was caught using furosemide, a diuretic better known as Lasix, which is frequently used as a masking agent for performance-enhancing drugs. Tyler Kepner, New York Times, 18 Nov. 2020 Cano served an 80-game suspension in 2018, his final year with the Seattle Mariners, after testing positive for furosemide, a diuretic that can act as a masking agent when used in conjunction with performance-enhancing drugs. Bill Shaikin, Los Angeles Times, 18 Nov. 2020 In humans, furosemide is given to help treat fluid retention and swelling caused by congestive heart failure, liver disease, kidney disease, or other medical conditions, according to Mayo Clinic. Elinor Aspegren, USA TODAY, 23 July 2019 Cano insisted the furosemide isn’t a performance-enhancing drug, although it is listed as such under MLB’s joint drug agreement. A.j. Perez, USA TODAY, 15 May 2018 Cano, 35, tested positive for furosemide, a diuretic that is often used to mask performance-enhancing drugs. John Healy, courant.com, 18 May 2018 Cano tested positive for the diuretic, furosemide, which is commonly used as a masking agent for drug tests and banned by MLB. Andrew Joseph, For The Win, 17 May 2018

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

1965, in the meaning defined above

History and Etymology for furosemide

furfural + -o- + sulf- + -emide, probably alteration of amide

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Time Traveler for furosemide

Time Traveler

The first known use of furosemide was in 1965

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Statistics for furosemide

Last Updated

6 May 2021

Cite this Entry

“Furosemide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/furosemide. Accessed 20 Jun. 2021.

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More Definitions for furosemide


fu·​ro·​se·​mide | \ fyu̇-ˈrō-sə-ˌmīd How to pronounce furosemide (audio) \

Medical Definition of furosemide

: a powerful diuretic C12H11CIN2O5S used especially to treat edema

called also frusemide, fursemide

— see lasix


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