Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.


 (pī-pĕr′ə-zēn′, pĭ-)
1. An organic compound, C4H10N2, that is used (often in the form of a salt) as an anthelmintic in humans and domestic animals and is widely used in the manufacture of pharmaceuticals, synthetic resins, polyurethane, and other industrial products.
2. Any of various derivatives of this compound, some of which have stimulant and hallucinogenic properties.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(pɪˈpɛrəˌziːn; -zɪn)
(Elements & Compounds) a white crystalline deliquescent heterocyclic nitrogen compound used as an insecticide, corrosion inhibitor, and veterinary anthelmintic. Formula: C4H10N2
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(pɪˈpɛr əˌzin, -zɪn, paɪ-, ˈpɪp ər ə-)

a colorless, crystalline, deliquescent ring compound, C4H10N2, used chiefly as a veterinary anthelmintic and as an insecticide. Also called pip•er•az•i•dine (ˌpɪp əˈræz ɪˌdin, -dɪn, ˌpaɪ pə-)
[1885–90; < Latin piper pepper + azine]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.piperazine - vermifuge used to treat infestations by roundworms or pinworms
anthelminthic, anthelmintic, helminthic, vermifuge - a medication capable of causing the evacuation of parasitic intestinal worms
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Bustam, Physical Properties of Aqueous Solutions of Piperazine and (2-Amino-2-methyl-1-propanol + Piperazine) from (298.15 to 333.15) K, J.
salicylic acid, nicotinamide (NIC), glutaric acid, malonic acid, benzoic acid, tartaric acid, oxalic acid, citric acid, urea, succinic acid, saccharine sodium, Pluronic 68 AR, magnesium stearate, crotonic acid, P-hydroxy benzoic acid, caffeine, 3,5 dihydroxy benzoic acid, piperazine citrate, cinnamic acid, adipic acid, hydroquinone, isonicotinic acid, acetamide, maleic acid, and ascorbic acid.
Comparative efficacy of ancylol, ivomec, mebendazole and piperazine against Ancylostoma caninum in experimentally infected pups.
Rifampicin is a hydrazone of a rifamycin B derivative with N-amino-N'-methyl piperazine approved by the Food and Drug Administration for treatment of the disease since 1971.
(2007) [40], the FQ degradation occurs due to their reaction with manganese oxide via dealkylation and hydroxylation of piperazine moiety.
Synthesis and biological evaluation of 1-(1, 2-benzisothiazol-3-yl)-and (1, 2-benzisoxazol-3-yl) piperazine derivatives as potential antipsychotic agents.
Albendazole, mebendazole, piperazine citrate and pyrantel pamoate are the anthelminthic drugs which can be used for the treatment of ascariasis.
Herein, we report the synthesis of a novel phosphorus-nitrogen-boron containing flame retardant additive of poly(phosphoric-boric acid) piperazine derived from the salt-forming reaction between piperazine and phosphoric/boric acid and dehydration polymerization.
There are products like piperazine which you dose your birds' water with, and there are products like fenbendazole which are added to your birds' feed.
Thus the present study was undertaken to evaluate the anticonvulsant activity of nifedipine, which is a dihydropyridine calcium channel blocker (CCB), and of flunarizine, which is a difluorinated piperazine derivative, and act as selective calcium entry blocker, on maximal electroshock seizures (MES) induced seizures.
None of the raccoons given piperazine or ivermectin at the conclusion of the study passed abnormal eggs after treatment.
5-HT2 receptor antagonists like risperidone, ritanserin, selective 5-HT2A receptor antagonist (M100907), and selective 5-HT2C antagonist 6-chloro-5-methyl-1-(5quinolylcarbamoyl) indoline (SB-243213) greatly enhance SWS [6, 36-38], while 5-HT2 agonists, 1-(2,5-dimethoxy-4iodophenyl)-2-aminopropane (DOI) and 1-(3-chlorophenyl) piperazine (m-CPP), and selective 5HT2B receptor antagonist (SB-215505) increase wakefulness and decreases low wave sleep [39, 40].