Worm egg counts in lambs decreased after administration of long acting anthelmintics to ewes

Author(s)
Dever, Michelle
Kahn, Lewis
Doyle, Emma
Walkden-Brown, Steve W
Publication Date
2014
Abstract
Background: One strategy for providing good worm control and to reduce pasture larval contamination is to administer long-acting anthelmintics to lactating ewes. We have previously observed a decrease in the period of protection against 'Haemonchus contortus' in lactating ewes for long-acting anthelmintics on farms with known ML and BZ resistance. Excretion of long-acting anthelmintics in milk has been reported, which may account for our observations of a reduced period of protection in lactating ewes. Hypothesis - The elimination of a proportion of the active constituents of anthelmintics in milk will cause a reduction in worm egg counts (WEC) for untreated lambs, suckling ewes treated with anthelmintics.
Citation
Australian Society for Parasitology Annual Conference Poster
Link
Language
en
Title
Worm egg counts in lambs decreased after administration of long acting anthelmintics to ewes
Type of document
Conference Publication
Entity Type
Publication

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