Lice chemical table - long wool treatment for lice population control (flock treatment)

Time ofapplication

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Applicationmethod

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Chemical group

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Example registered products

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Rehandling (guide)

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WoolWithholding Period

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Meat Withholding Period

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Export Slaughter Interval

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Resistancereported

6 weeks to 6months / handjet / IGR / Fleececare, Strike / 2 months / 6 months / nil / nil / confirmed
6 weeks to 6months / handjet / ML / Blowfly & Lice Jetting Fluid / 2 months / 6 weeks / 7 days / 7 days / no
6 weeks to 6months / handjet / SPN / Extinosad / dry / nil / nil / nil / no
6 weeks to 6months / spray-on / SP / Vanquish / 2 months / 2 months / nil / 7 days / confirmed
6–10 months / backline / SPN / Extinosad Pour-On / dry / nil / nil / nil / no
6–10 months / handjet / ML / Blowfly & Lice Jetting Fluid / 2 months / 6 weeks / 7 days / 7 days / no
6–10 months / backline / SPN / Extinosad / dry / nil / nil / nil / no
10–10.5 months / handjet / SPN / Extinosad / dry / nil / nil / nil / no
10–10.5 months / handjet / ML / Blowfly & Lice Jetting Fluid / 2 months / 6 weeks / 7 days / 7 days / no
10–10.5 months / backline / SPN / Extinosad Pour-On / dry / nil / nil / nil / no
10–10.5 months / spray-on / SP / Vanquish / 2 months / 2 months / nil / 7 days / confirmed
after 10.5 months / handjet / SPN / Extinosad / dry / nil / nil / nil / no
after 10.5 month / backline / SPN / Extinosad Pour-On / dry / nil / nil / nil / no

OP – Organophosphate SP – Synthetic Pyrethroid IGR – Insect Growth Regulator ML – Macrocyclic Lactone N – Neonicotinoid

SPN – Spinosyn MF-Magnesium fluorosilicate

Rehandling Intervals - check product label, where no statement use a default of 2 months.