Epsiprantel

Epsiprantel
Clinical data
Trade names	Cestex
Other names	BRL 38705
Routes of; administration	By mouth
ATCvet code	QP52AA04 ( WHO ) QP52AA54 ( WHO );
Legal status
Legal status	US: ℞-only ;
Pharmacokinetic data
Bioavailability	Minimal
Identifiers
	IUPAC name 2-(Cyclohexylcarbonyl)-2,3,6,7,8,12b-hexahydropyrazino[2,1-a] [2]benzazepin-4(1H)-one;
CAS Number	98123-83-2 ;
PubChem CID	72026 ;
ChemSpider	65020 ;
UNII	0C1SPQ0FSR ;
ChEMBL	ChEMBL64979 ;
CompTox Dashboard (EPA)	DTXSID3057858 ;
Chemical and physical data
Formula	C20H26N2O2
Molar mass	326.440 g·mol−1
3D model (JSmol)	Interactive image ;
	SMILES O=C4N2C(c1c(cccc1)CCC2)CN(C(=O)C3CCCCC3)C4;
	InChI InChI=1S/C20H26N2O2/c23-19-14-21(20(24)16-8-2-1-3-9-16)13-18-17-11-5-4-7-15(17)10-6-12-22(18)19/h4-5,7,11,16,18H,1-3,6,8-10,12-14H2; Key:LGUDKOQUWIHXOV-UHFFFAOYSA-N;

Last updated January 03, 2026

Epsiprantel (trade name Cestex) is a veterinary drug which is used as an anthelmintic against tapeworms such as Echinococcus granulosus .^[2]

Indications

It is indicated for the removal of cestodes (tapeworms) in cats ( Dipylidium caninum and Taenia taeniaeformis ) and dogs (Dipylidium caninum and Taenia pisiformis ) 7 weeks of age and older.^[1]

References

1 2 "Cestex (epsiprantel) Veterinary Tablets. Prescribing Information" (PDF). Zoetis Inc. Kalamazoo, MI 49007. Retrieved 2 October 2016.
↑ Arru E, Garippa G, Manger BR (November 1990). "Efficacy of epsiprantel against Echinococcus granulosus infections in dogs". Research in Veterinary Science. 49 (3): 378–9. doi:10.1016/0034-5288(90)90080-N. PMID 2267429.

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[PI-1] 1 2 "Cestex (epsiprantel) Veterinary Tablets. Prescribing Information" (PDF). Zoetis Inc. Kalamazoo, MI 49007. Retrieved 2 October 2016.

[2] Arru E, Garippa G, Manger BR (November 1990). "Efficacy of epsiprantel against Echinococcus granulosus infections in dogs". Research in Veterinary Science. 49 (3): 378–9. doi:10.1016/0034-5288(90)90080-N. PMID 2267429.

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