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VetMed Resource

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Abstract

A dry cow was injected s.c. with ivermectin (Ivomec Bovin) at 0.2 mg/kg, and 42 blood samples were taken over the next 105 days and analysed for ivermectin by HPLC. Peak blood levels (26 µg/ml) were found 4 days after injection; they declined quite rapidly over the following 20 days and then more...

Author(s)
Alvinerie, M.; Sutra, J. F.; Galtier, P.; Toutain, P. L.
Citation
Recueil de Médecine Vétérinaire, 1993, 169, 4, pp 259-261
Abstract

Trials were conducted to evaluate the weight-gain benefits of deworming cattle with ivermectin on 2 different grazing systems. 27 Hereford cow/calf pairs from Herd A were divided into control and treatment groups which were grazed separately on adjacent irrigated pastures. Cows and calves of the...

Author(s)
Bagley, C. V.; Wiedmeier, R. D.; Healey, M. C.
Citation
Agri-Practice, 1992, 13, 7, pp 24-28
Abstract

The effect of albumin binding on ivermectin uptake and transfer across the endothelial component of the blood-brain barrier (BBB) was determined with an in vitro model comprised of bovine brain microvessel endothelial cell (BMEC) monolayers. Cellular uptake of ivermectin was limited in the absence...

Author(s)
Audus, K. L.; Knaub, S. R.; Guillot, F. L.; Schaeffer, J. M.
Citation
Veterinary Research Communications, 1992, 16, 5, pp 365-377
Abstract

To aid the development of a macrofilaricidal agent for Onchocerca volvulus, bovine O. ochengi was evaluated as a drug screen by testing 3 known filaricidal drugs. Groups of 5 Zebu cattle, naturally infected with more than 15 palpable O. ochengi nodules in the ventral skin, were treated with either...

Author(s)
Renz, A.; Trees, A. J.; Achu-kwi, D.; Edwards, G.; Wahl, G.
Citation
Tropical Medicine and Parasitology, 1995, 46, 1, pp 31-37
Abstract

The reproductive performance of beef cows and the weight gain of their calves on a ranch at Langlois, southern Oregon coast, USA, was evaluated after oral administration of clorsulon or clorsulon in combination with the subcutaneous administration of ivermectin. 150 pregnant cows harbouring...

Author(s)
Rickard, L. G.; Zimmerman, G. L.; Hoberg, E. P.; Bishop, J. K.; Pettitt, R. J.
Citation
Veterinary Parasitology, 1992, 41, 1-2, pp 45-55
Abstract

Liver samples (0.5 g) were blended with 2 g C18 bonded silica. A column made from the C18-liver matrix was washed with a 3 ml hexane. The ivermectin was eluted with methylene chloride:ethyl acetate 3:1. After purification by alumina solid phase extraction, the ivermectin was derivatized...

Author(s)
Schenck, F. J.; Barker, S. A.; Long, A. R.
Citation
Journal of AOAC International, 1992, 75, 4, pp 655-658
Abstract

The inadvertent use of ivermectin as an anthelmintic in a herd of 120 cattle (including 60 milking cows) in Arkansas, USA, is reported. Following notification of this error, it was decided that the affected herd should remain off the market for at least 35 days with testing to assure drug clearance ...

Author(s)
Davis, M.
Citation
Dairy, Food and Environmental Sanitation, 1991, 11, 6, pp 308-309
Abstract

A series of monographs on 7 veterinary drugs prepared by the 36th Meeting of the joint FAO/WHO expert committee on food additives are presented. 3 anthhelmintic drugs; closantel, ivermectin and levamisole were considered for ovines and bovines. 2 antimicrobial agents; benzylpenicillin and...

Citation
FAO Food and Nutrition Paper, 1991, No. 41/3, pp x + 119 pp.
Abstract

A total of 41 cows and their calves were used to evaluate the effect of midsummer treatment (August 3) with ivermectin (IVOMEC) in Oklahoma, USA. August-October weight gains in calves (119 lbs in 21 controls compared with 143 lbs in 20 treated animals) were significantly improved by treatment....

Author(s)
Smith, S. C.; Kelley, J. W.
Citation
Animal Science Research Report, Agricultural Experiment Station, Oklahoma State University, 1991, MP-134, pp 201-203
Abstract

In series of experiments in 198 cows naturally infected with Orientobilharzia, Azinox [praziquantel manufactured in USSR] at 25 mg/kg was 100% effective whereas Droncit [praziquantel, Bayer] at 50 mg/kg was 78.6% effective. In cows naturally infected with Fasciola gigantica Ursovermit [rafoxanide]...

Author(s)
Azimov, D. A.; Shakiev, E. Sh.; Kozhabaev, M. K.
Citation
Veterinariya (Moskva), 1991, No.7, pp 39-41

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