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VetMed Resource

Veterinary information to support practice, based on evidence and continuing education

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Abstract

The trial was carried out in a dairy farm in Valdivia, southern Chile, from April to July 1989. Of 40 grazing heifers weighing around 248 kg 10 were injected s.c. with 7.5 mg/kg levamisole, 10 received 7.5 mg/kg spot-on levamisole, 10 were drenched with 8 mg/kg, and 10 were untreated controls....

Author(s)
Sievers, G.; Guzmán, O.
Citation
Archivos de Medicina Veterinaria, 1991, 23, 1, pp 41-48
Abstract

15 calves in Chile were protected from the adverse effects of helminthoses when dosed with febantel (5 mg/kg body weight) 32 and 70 days after grazing a pasture contaminated with species of Ostertagia, Cooperia and Nematodirus.

Author(s)
Sievers, G.; Quintana, I.
Citation
Veterinary Medical Review, 1983, No.2, pp 182-188
Abstract

Grazing calves treated with 2.5 mg oxfendazole/kg body weight at 29, 58, 96 and 135 days after the start of grazing, when number of eggs/g faeces exceeded 200, excreted 80% fewer eggs than untreated control calves. The predominant helminth was Ostertagia spp. (98.6 and 98.5% in untreated and...

Author(s)
Sievers, G.; Cruz, L.
Citation
Praktische Tierarzt, 62, 10, pp 861-862, 864