Quick guide to commonly used treatments for blowflies and lice

Updated August 2003

Off-shears backline or spray-on

Product name	Active ingredients	Target parasite	Withholding period Meat Wool		Manufacturer
Insect Growth Regulator (IGR)
Clik	Dicyclanil	Blowflies	28 days (120 days ESI)	12 wks	Novartis
Clipguard	Triflumuron	Lice	14 days (66 days ESI)	2 mths*	Novartis
Epic Pour On	Triflumuron	Lice	14 days (66 days ESI)	2 mths*	Jurox
IGR Pour-on	Triflumuron	Lice	14 days (66 days ESI)	2 mths*	Virbac
Magnum IGR	Diflubenzuron	Lice	Nil	6 mths	Coopers
Zapp	Triflumuron	Lice	14 days (66 days ESI)	2 mths*	Bayer
Organophosphate (OP)
Young's Eureka Gold	Diazinon	Lice	21 days (21 days ESI)	2 mths	Novartis
Synthetic Pyrethroid (SP)
Clout S	Deltamethrin	Lice	3 days (14 days ESI)	2 mths*	Coopers
Cypercare	Cypermethrin	Lice	3 days (14 days ESI)	2 mths	Virbac
Kleenklip	Cypermethrin, piperonyl butoxide	Lice	Nil (14 days ESI)	2 mths*	Virbac
Outflank	Cypermethrin	Lice	Nil (14 days ESI)	2 mths*	Fort Dodge
Spurt	Cypermethrin	Lice	Nil (14 days ESI)	2 mths*	WSD

Short wool plunge or shower dip

Product name	Active ingredients	Target parasite	Withholding period Meat Wool		Manufacturer
Insect Growth Regulator (IGR)
Crusader	Diflubenzuron	Lice	Nil	26 wks	Intervet
Duodip	Diflubenzuron	Blowflies, lice	Nil	26 wks	Virbac
Fleececare	Diflubenzuron	Blowflies, lice	Nil	26 wks	Intervet
Strike	Diflubenzuron	Blowflies, lice	Nil	26 wks	Coopers
Magnesium fluorosilicate
Flockmaster MK II	Magnesium fluorosilicate, rotenone, sulphur	Lice	1 day (1 day ESI)	2 mths*	WSD
Splash	Magnesium fluorosilicate, rotenone, sulphur	Lice	1 day (1 day ESI)	2 mths*	Virbac
Organophosphate (OP)
Coopers 4 in 1 Dip	Diazinon, rotenone, piperonyl butoxide	Blowflies, lice	14 days (21 days ESI)	2 mths	Coopers
Diazinon	Diazinon	Blowflies, lice	14 days (21 days ESI)	2 mths	WSD
Di-Jet	Diazinon	Blowflies, lice	14 days (21 day ESI)	2 mths	Coopers
Jet Dip	Diazinon	Blowflies, lice	14 days (21 days ESI)	2 mths	Virbac
Seraphos 360	Propetamphos	Blowflies, lice	14 days (21 days ESI)	2 mths*	Nufarm
Spinosad
Extinosad	Spinosad	Lice	Nil	Nil	Elanco

Long wool backline or spray-on

Product name	Active ingredients	Target parasite	Withholding period Meat Wool		Manufacturer
Insect Growth Regulator (IGR)
Cryofly 60	Cryomazine	Blowflies	7 days (14 days ESI)	2 mths	Jurox
Clik	Dicyclanil	Blowflies	28 days (120 days ESI)	12 wks	Novartis
Magnum IGR	Diflubenzuron	Blowflies	42 days (42 days ESI)	6 mths	Coopers
Sprayrite Spray	Cyromazine	Blowflies	7 days (14 days ESI)	2 mths	Merial
Venus Spray-on	Cyromazine	Blowflies	7 days (14 days ESI)	2 mths	Farmoz
Virbazine Spray-on	Cyromazine	Blowflies	7 days (14 days ESI)	2 mths	Virbac
Vetrazin Spray-on	Cyromazine	Blowflies	7 days (14 days ESI)	2 mths	Novartis

Long wool jetting

Product name	Active ingredients	Target parasite	Withholding period Meat Wool		Manufacturer
Insect Growth Regulator (IGR)
Cryofly 500	Cryomazine	Blowflies	7 days (14 days ESI)	2 mths	Jurox
Cyromazine 500	Cyromazine	Blowflies	7 days (14 days ESI)	2 mths*	Vital Crystal
Cyromazine 500 SC	Cyromazine	Blowflies	7 days (14 days ESI)	2 mths*	Farmoz
Duo Dip	Diflubenzuron	Blowflies	Nil	26 wks	Virbac
Fleececare	Diflubenzuron	Blowflies, lice	Nil	26 wks	Intervet
Jetrite Liquid	Cyromazine	Blowflies	7 days (14 days ESI)	2 mths	Merial
Strike	Diflubenzuron	Blowflies, lice	Nil	26 wks	Coopers
Venus Liquid	Cyromazine	Blowflies	7 days (14 days ESI)	2 mths	Farmoz
Vetrazin	Cyromazine	Blowflies	7 days (14 days ESI)	2 mths	Novartis
Virbazine	Cyromazine	Blowflies	7 days (14 days ESI)	2 mths	Virbac
Macrocyclic Lactone (ML)
Jetamec	Ivermectin	Blowflies, lice	7 days (7 days ESI)	12 wks	Merial
Paramax MCS	Ivermectin	Blowflies, lice	7 days (7 days ESI)	6 wks	Coopers
Organophosphate (OP)
Diazinon	Diazinon	Blowflies, lice	14 days (21 days ESI)	2 mths	WSD
Di-Jet	Diazinon	Blowflies	14 days (21 days ESI)	2 mths	Coopers
Seraphos 360	Propetamphos	Blowflies, lice	14 days (21 days ESI)	2 mths*	Nufarm
Spinosad
Extinosad	Spinosad	Blowflies, lice	Nil	Nil	Elanco

* Where a withholding period for wool is not stated on the product label, a 2 months (9 weeks) withholding period, prior to shearing, is recommended.

Remember

Always read the product label before use for specific product information.
Deliver the correct dose, wear personal protective clothing and maintain accurate records of pesticide use.
Dispose of containers and unused contents as per the manufacturer's recommendations on the label.

Disclaimer

The information contained here is correct at the time of publication and intended as a guide only. You should refer to the product label or contact the manufacturer at the address or telephone number printed on the label for the most up-to-date information.

Further information

For further information contact the DPI&F Business Information Centre on 13 25 23 (Queensland residents) or (07) 3404 6999 (non-Queensland residents) between 8 am and 6 pm weekdays, or e-mail callweb@dpi.qld.gov.au

For information on the differences between chemical groups refer to the DPI&F Note Choosing a chemical group to treat blowflies and lice.

Effective and efficient use of pesticides as part of an integrated parasite management (IPM) program is described in the book Blowflies and lice information manual: A practical approach to producing low residue wool (DPI Shop Online).

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Quick guide to commonly used treatments for blowflies and lice

Updated August 2003

Off-shears backline or spray-on

Product name

Active ingredients

Target parasite

Withholding periodMeat Wool

Manufacturer

Insect Growth Regulator (IGR)

Clik

Dicyclanil

Blowflies

28 days (120 days ESI)

12 wks

Novartis

Clipguard

Triflumuron

Lice

14 days (66 days ESI)

2 mths*

Novartis

Epic Pour On

Triflumuron

Lice

14 days (66 days ESI)

2 mths*

Jurox

IGR Pour-on

Triflumuron

Lice

14 days (66 days ESI)

2 mths*

Virbac

Magnum IGR

Diflubenzuron

Lice

Nil

6 mths

Coopers

Zapp

Triflumuron

Lice

14 days (66 days ESI)

2 mths*

Bayer

Organophosphate (OP)

Young's Eureka Gold

Diazinon

Lice

21 days (21 days ESI)

2 mths

Novartis

Synthetic Pyrethroid (SP)

Clout S

Deltamethrin

Lice

3 days (14 days ESI)

2 mths*

Coopers

Cypercare

Cypermethrin

Lice

3 days (14 days ESI)

2 mths

Virbac

Kleenklip

Cypermethrin, piperonyl butoxide

Lice

Nil (14 days ESI)

2 mths*

Virbac

Outflank

Cypermethrin

Lice

Withholding period
Meat Wool

Withholding period
Meat Wool