piperazine
noun
pi·per·a·zine
pi-ˈper-ə-ˌzēn 
pī-
pī-
: a crystalline heterocyclic base C4H10N2 used especially as an anthelmintic
Examples of piperazine in a Sentence
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Children under 2, anyone with a history of an allergic reaction to Zyrtec or hydroxyzine/piperazine derivatives, and those with severe renal impairment shouldn't take Zyrtec, says Dr. Patel.
—
Jessica Migala, Women's Health, 15 Apr. 2023
Drugs that would be prohibited include any synthetic cannabinoids as well as piperazines or synthetic cathinones that are not approved for use by the U.S. Food and Drug Administration.
—Monique Garcia, chicagotribune.com, 10 May 2018
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Jessica Migala, Women's Health, 15 Apr. 2023
Drugs that would be prohibited include any synthetic cannabinoids as well as piperazines or synthetic cathinones that are not approved for use by the U.S. Food and Drug Administration.
—Monique Garcia, chicagotribune.com, 10 May 2018
Cite this Entry
“Piperazine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/piperazine. Accessed 21 Jul. 2025.
Copy CitationMedical Definition
piperazine
noun
pi·per·a·zine
pī-ˈper-ə-ˌzēn
: a crystalline heterocyclic base C4H10N2 or C4H10N2·6H2O used especially as an anthelmintic
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