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Extinosad™ Pour-On

Extinosad Pour-On pack shot

Extinosad™ Pour-On

Extinosad Pour-On kills sheep lice like no other¹. Applied off-shears, its powerful knockdown chemistry starts killing lice within hours of contact². It can be applied up to 7 days off shears or in long wool (>6 months wool). Extinosad Pour-On comes with a 6 month off-shears lice-free guarantee. It is also an allowable input for organic properties certified by Australian Certified Organic.

Key Product Benefits: 

  • Unique mode of action1
  • Flexible application
  • Off shears application (up to 7 days) 
  • Lice control in long wool (>6 months’ wool) sheep 
  • 6 months off-shears lice-free guarantee

Pack Size

5L, 20L


Pour-On Backliner

Extinosad™ Pour-On Important Information 

Find the information you need to incorporate Extinosad Pour-On as part of your sheep lice management program. Always read and follow the label instructions.

Dosage and administration

Always read and follow label directions. Use only an approved Extinosad applicator with a 4 hole T Bar: 

• Suckling lambs (unshorn) and sheep off-shears (≤60kg): 15mL Applicator 

• Sheep off-shears (>60kg) and in long wool: 30mL Applicator. 

The 30mL Genesis Power Doser™ is for both off-shears and long wool use. Recommended operating pressure is 42-45 psi (off-shears) or 50-55 psi (long wool)

Withholding Periods

MEAT: Off-Shears: DO NOT USE less than 14 days before slaughter for human consumption.  

Suckling lambs: DO NOT USE less than 14 days before slaughter for human consumption.  

MEAT Long wool: Zero (0) days.  

MILK: DO NOT USE on ewes that are producing or may in the future produce milk that may be used or processed for human consumption.  

WOOL: Zero (0) days.  

Export Slaughter Interval (ESI): DO NOT USE less than 21 days (off-shears and suckling lambs), or 0 days (long wool) before slaughter for export.

Product label

Download Product Label

Please refer to the registered label for full directions of use.

Where to Buy Extinosad™ Pour-On?

Extinosad Pour-On pack shot

Contact your local Elanco Representative to find your nearest store.

  1. Cisneros, J. et al. (2002). Toxic effects of spinosad on predatory insects. Biol. Control 23:156–163.  
  2. Levot, G. (2008). Speed of action and in vitro efficacy of spinosad against sheep body lice, Bovicola ovis (Schrank) (Phthiraptera: Trichodectidae), resistant to pyrethroid, organophosphate or insect growth regulator insecticides. Aust. J. Entomol. 47:251–255.