Justin Bailey, Novartis, gives an overview of drench resistance in Australia and some sound tips to prevent you from being caught out.
National Drench Resistance – should you be concerned?
A recent nationwide survey1 was conducted in response to the need for up-to-date information on drench resistance in the Australian sheep industry to help inform management decisions, advisory practices and future research. Providers, including government and private parasitology laboratories, pharmaceutical companies and veterinarians who were known to have conducted Worm Egg Count Reduction Tests (WECRT’s) between 2009 and 2012, were asked to submit all test results that conformed to standards set by the World Association for the Advancement of Veterinary Parasitology. Of those submitted, 390 tests met these criteria.
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