Comparative pharmacokinetics of ampicillin trihydrate, gentamicin sulphate and oxytetracycline hydrochloride in Nubian goats and desert sheep

In this investigation the pharmacokinetics of three commonly used antibiotics, ampicillin trihydrate (10 mg/kg), gentamicin sulphate (3 mg/kg) and oxytetracycline hydrochloride (5 mg/kg), given intravenously, were each studied in five Nubian goats and five desert sheep. The pharmacokinetic parameter...

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Main Authors: Elsheikh, Hatim Ali, Osman, I. A., Ali, Badreldin H.
Format: Article
Language:English
English
Published: Blackwell Science 1997
Online Access:http://psasir.upm.edu.my/id/eprint/51090/
http://psasir.upm.edu.my/id/eprint/51090/1/51090.pdf
http://psasir.upm.edu.my/id/eprint/51090/7/Vet%20Pharm%20%20%20Therapeutics%20-%202003%20-%20ELSHEIKH%20-%20Comparative%20pharmacokinetics%20of%20ampicillin%20trihydrate%20%20gentamicin%20sulphate%20and.pdf
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author Elsheikh, Hatim Ali
Osman, I. A.
Ali, Badreldin H.
author_facet Elsheikh, Hatim Ali
Osman, I. A.
Ali, Badreldin H.
author_sort Elsheikh, Hatim Ali
building UPM Institutional Repository
collection Online Access
description In this investigation the pharmacokinetics of three commonly used antibiotics, ampicillin trihydrate (10 mg/kg), gentamicin sulphate (3 mg/kg) and oxytetracycline hydrochloride (5 mg/kg), given intravenously, were each studied in five Nubian goats and five desert sheep. The pharmacokinetic parameters were described by a two-compartment open model. The results indicated that there were significant differences between the two species in some kinetic parameters of ampicillin and oxytetracycline but not gentamicin. Ampicillin elimination half life (t1/2β) in goats (1.20 h) was shorter than that in sheep (2.48 h), and its clearance (Cl) significantly higher in goats (2921mL/h·kg) compared to sheep (262 mL/h·kg) (P < 0.01). Ampicillin volume of distribution (Vdarea) was found to be significantly larger in goats (5673 mL/kg) than in sheep (992 mL/kg) (P < 0.01). For oxytetracycline, the t1/2β in goats (3.89 h) was significantly shorter than that in sheep (6.30 h) and the Cl value in goats (437 mL/h·kg) was significantly higher than in sheep (281 mL/h·kg). The results suggest that when treating sheep and goats, the pharmacokinetic differences between the two species must be considered in order to optimize the therapeutic doses of ampicillin and oxytetracycline.
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spelling upm-510902024-08-05T03:48:38Z http://psasir.upm.edu.my/id/eprint/51090/ Comparative pharmacokinetics of ampicillin trihydrate, gentamicin sulphate and oxytetracycline hydrochloride in Nubian goats and desert sheep Elsheikh, Hatim Ali Osman, I. A. Ali, Badreldin H. In this investigation the pharmacokinetics of three commonly used antibiotics, ampicillin trihydrate (10 mg/kg), gentamicin sulphate (3 mg/kg) and oxytetracycline hydrochloride (5 mg/kg), given intravenously, were each studied in five Nubian goats and five desert sheep. The pharmacokinetic parameters were described by a two-compartment open model. The results indicated that there were significant differences between the two species in some kinetic parameters of ampicillin and oxytetracycline but not gentamicin. Ampicillin elimination half life (t1/2β) in goats (1.20 h) was shorter than that in sheep (2.48 h), and its clearance (Cl) significantly higher in goats (2921mL/h·kg) compared to sheep (262 mL/h·kg) (P < 0.01). Ampicillin volume of distribution (Vdarea) was found to be significantly larger in goats (5673 mL/kg) than in sheep (992 mL/kg) (P < 0.01). For oxytetracycline, the t1/2β in goats (3.89 h) was significantly shorter than that in sheep (6.30 h) and the Cl value in goats (437 mL/h·kg) was significantly higher than in sheep (281 mL/h·kg). The results suggest that when treating sheep and goats, the pharmacokinetic differences between the two species must be considered in order to optimize the therapeutic doses of ampicillin and oxytetracycline. Blackwell Science 1997 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/51090/1/51090.pdf text en http://psasir.upm.edu.my/id/eprint/51090/7/Vet%20Pharm%20%20%20Therapeutics%20-%202003%20-%20ELSHEIKH%20-%20Comparative%20pharmacokinetics%20of%20ampicillin%20trihydrate%20%20gentamicin%20sulphate%20and.pdf Elsheikh, Hatim Ali and Osman, I. A. and Ali, Badreldin H. (1997) Comparative pharmacokinetics of ampicillin trihydrate, gentamicin sulphate and oxytetracycline hydrochloride in Nubian goats and desert sheep. Journal of Veterinary Pharmacology and Therapeutics, 20 (4). pp. 262-266. ISSN 0140-7783; ESSN: 1365-2885 http://onlinelibrary.wiley.com/doi/10.1046/j.1365-2885.1997.00061.x/abstract 10.1046/j.1365-2885.1997.00061.x
spellingShingle Elsheikh, Hatim Ali
Osman, I. A.
Ali, Badreldin H.
Comparative pharmacokinetics of ampicillin trihydrate, gentamicin sulphate and oxytetracycline hydrochloride in Nubian goats and desert sheep
title Comparative pharmacokinetics of ampicillin trihydrate, gentamicin sulphate and oxytetracycline hydrochloride in Nubian goats and desert sheep
title_full Comparative pharmacokinetics of ampicillin trihydrate, gentamicin sulphate and oxytetracycline hydrochloride in Nubian goats and desert sheep
title_fullStr Comparative pharmacokinetics of ampicillin trihydrate, gentamicin sulphate and oxytetracycline hydrochloride in Nubian goats and desert sheep
title_full_unstemmed Comparative pharmacokinetics of ampicillin trihydrate, gentamicin sulphate and oxytetracycline hydrochloride in Nubian goats and desert sheep
title_short Comparative pharmacokinetics of ampicillin trihydrate, gentamicin sulphate and oxytetracycline hydrochloride in Nubian goats and desert sheep
title_sort comparative pharmacokinetics of ampicillin trihydrate, gentamicin sulphate and oxytetracycline hydrochloride in nubian goats and desert sheep
url http://psasir.upm.edu.my/id/eprint/51090/
http://psasir.upm.edu.my/id/eprint/51090/
http://psasir.upm.edu.my/id/eprint/51090/
http://psasir.upm.edu.my/id/eprint/51090/1/51090.pdf
http://psasir.upm.edu.my/id/eprint/51090/7/Vet%20Pharm%20%20%20Therapeutics%20-%202003%20-%20ELSHEIKH%20-%20Comparative%20pharmacokinetics%20of%20ampicillin%20trihydrate%20%20gentamicin%20sulphate%20and.pdf