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Checking for resistance – the Drench test

Dealing with anthelminthic resistance is an issue on Irish sheep farms. Determining the efficacy of the products used is a necessary first step in adapting to this challenge and on this episode of OviCast, Ciaran Lynch is joined by Damian Costello, Sheep Specialist, to discuss it further.

The use of a drench test is one means to check how an anthelminthic product is working on a farm and Damian takes us through the various steps involved in conducting a drench test. Finally, Damian explains how to interpret the result and determine the level of resistance to the chosen product. For more information go to: Control of Stomach Worms – improving sustainability

Listen to previous episodes here: OviCast Sheep Podcast