hy·​dro·​chlo·​ro·​thi·​a·​zide | \ ˌhī-drə-ˌklȯr-ə-ˈthī-ə-ˌzīd How to pronounce hydrochlorothiazide (audio) \

Definition of hydrochlorothiazide

: a diuretic and antihypertensive drug C7H8ClN3O4S2

Examples of hydrochlorothiazide in a Sentence

Recent Examples on the Web In the case of hydrochlorothiazide (HCTZ), a common diuretic, the result can be low sodium and low potassium levels. Dr. Keith Roach, oregonlive, 12 July 2022 Quinapril is an angiotensin-converting enzyme (ACE) inhibitor that prevents blood vessels from narrowing, while hydrochlorothiazide is a diuretic, which causes a person to urinate more and flushes out sodium in the body. Sophie Mellor, Fortune, 23 Mar. 2022 For a person in their 70s with mild high blood pressure and no other conditions, there are many good choices, but a low-dose diuretic such as hydrochlorothiazide is a very good, low-cost choice. Dr. Keith Roach, oregonlive, 15 Mar. 2022 Losartan and hydrochlorothiazide are most commonly used as treatment for high blood pressure. Dr. Keith Roach, oregonlive, 21 Feb. 2022 The polypill used in the study was a combination of a statin called simvastatin, a beta blocker called atenolol, a diuretic called hydrochlorothiazide and an ACE inhibitor called ramipril. NBC News, 13 Nov. 2020 The lots include losartan potassium tablets and losartan potassium/hydrochlorothiazide tablets. Sara G. Miller, NBC News, 23 Sep. 2019 The pills contained hydrochlorothiazide, a diuretic that can mask other substances. BostonGlobe.com, 7 Sep. 2019 The recall involves losartan and potassium/hydrochlorothiazide combination pills found to contain N-Nitroso-N-methyl-4-aminobutyric acid, or NMBA, according to a notice posted by the U.S. Food and Drug Administration. Kate Gibson, CBS News, 27 June 2019 See More

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

First Known Use of hydrochlorothiazide

1958, in the meaning defined above

History and Etymology for hydrochlorothiazide

hydr- + chlor- + thiazine + -ide

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The first known use of hydrochlorothiazide was in 1958

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Last Updated

5 Oct 2022

Cite this Entry

“Hydrochlorothiazide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrochlorothiazide. Accessed 6 Oct. 2022.

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More Definitions for hydrochlorothiazide


hy·​dro·​chlo·​ro·​thi·​a·​zide | \ -ˌklōr-ə-ˈthī-ə-ˌzīd, -ˌklȯr- How to pronounce hydrochlorothiazide (audio) \

Medical Definition of hydrochlorothiazide

: a diuretic and antihypertensive drug C7H8ClN3O4S2 abbreviation HCTZ

Note: Trademarks for preparations containing hydrochlorothiazide include Benicar HCT, Dyazide, Hyzaar, Maxzide, and Tribenzor.


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