hy·​dral·​azine | \ hī-ˈdra-lə-ˌzēn How to pronounce hydralazine (audio) \

Definition of hydralazine

: a vasodilator C8H8N4 used in the form of its hydrochloride to treat hypertension

Examples of hydralazine in a Sentence

Recent Examples on the Web The primary recommended drugs – considered safe for pregnant and recently delivered moms – are both delivered by IV: labetalol and hydralazine. Cara Kelly, USA TODAY, "What is preeclampsia? And does it still kill women in the US?," 27 July 2018

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

First Known Use of hydralazine

1952, in the meaning defined above

History and Etymology for hydralazine

hydr- + phthalic (acid) + azine

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Time Traveler for hydralazine

Time Traveler

The first known use of hydralazine was in 1952

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Cite this Entry

“Hydralazine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydralazine. Accessed 5 Aug. 2020.

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More Definitions for hydralazine


hy·​dral·​azine | \ hī-ˈdral-ə-ˌzēn How to pronounce hydralazine (audio) \

Medical Definition of hydralazine

: an antihypertensive drug that is used in the form of its hydrochloride C8H8N4·HCl and produces peripheral arteriolar dilation by relaxing vascular smooth muscle

More from Merriam-Webster on hydralazine

Britannica.com: Encyclopedia article about hydralazine

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