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VetMed Resource

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

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Abstract

Infective 3rd-stage larvae of Ostertagia and Cooperia, obtained from the faeces of nonmedicated and morantel sustained-release bolus (MSRB)-treated calves, were orally administered to two groups (six per group) of parasite-free calves. After a 42-day maturation period, a therapeutic dose of...

Author(s)
Newby, T. J.; Yazwinski, T. A.; Presson, B. L.; Holtzen, H. M.; Bischoff, M. J.; Featherstone, H. E.
Citation
American Journal of Veterinary Research, 1985, 46, 2, pp 424-425
Abstract

Boluses, formulated to release 90 mg morantel daily during 2 months were given to ten calves aged 4-5 months, naturally infected with the commoner gastro-intestinal nematodes. PM worm counts made after 2 months showed a mean reduction of 95% compared with those of untreated controls grazed on...

Author(s)
Newby, T. J.; Presson, B. L.; Yazwinski, T. A.; Featherstone, H. E.
Citation
Agri-Practice, 1985, 6, 6, pp 14-18
Abstract

Groups of 15 yearling steers, grazed separately, were given one morantel sustained release bolus (MSRB, containing 13.5 g morantel base and 22.7 g of morantel tartrate) at the start of the trial, one therapeutic dose of thiabendazole at the start of the trial, or were left untreated. Every other...

Author(s)
Hawkins, J. A.; Evans, R. R.; Newby, T. J.; Johnson-Delivorias, M. H.; Tyler, T. D. L.
Citation
Veterinary Parasitology, 1985, 17, 3, pp 229-238