hydralazine
noun
hy·dral·azine
hī-ˈdra-lə-ˌzēn 
: a vasodilator C8H8N4 used in the form of its hydrochloride to treat hypertension
Examples of hydralazine in a Sentence
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What are your thoughts regarding the hydralazine?
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Dr. Keith Roach, oregonlive, 1 July 2022
The primary recommended drugs – considered safe for pregnant and recently delivered moms – are both delivered by IV: labetalol and hydralazine.
—Cara Kelly, USA TODAY, 27 July 2018
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Dr. Keith Roach, oregonlive, 1 July 2022
The primary recommended drugs – considered safe for pregnant and recently delivered moms – are both delivered by IV: labetalol and hydralazine.
—Cara Kelly, USA TODAY, 27 July 2018
Cite this Entry
“Hydralazine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydralazine. Accessed 31 Oct. 2025.
Copy CitationMedical Definition
hydralazine
noun
hy·dral·azine
hī-ˈdral-ə-ˌzēn
: an antihypertensive drug that is used in the form of its hydrochloride C8H8N4·HCl and produces peripheral arteriolar dilation by relaxing vascular smooth muscle
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