CLiK ™ Spray-On Sheep Blowfly Treatment (dicyclanil)

Put the worry of blowfly strike behind you
CLiK Extra

CLiK™ Extra Spray-On Sheep Blowfly Treatment (dicyclanil)

Extra strong, Extra assurance, Extra flexibility

CLiKZiN™ Spray-On Sheep Blowfly Treatment (dicyclanil)

For the prevention of blowfly strike for 6 to 9 weeks in sheep.

Cyrex™ Liquid Fly, Maggot & Lice Eliminator(spinosad and cyromazine)

Flystrike, Maggot & Lice Eliminator for sheep
ExPo Extinosad Pour on

Expo™ Extinosad Pour-On for Sheep (spinosad)

For the control of lice on all breeds of sheep.
Extinosad Eliminator

Extinosad™ Dipping and Jetting Liquid for Sheep(spinosad)

Lice and blowfly control in sheep.
Vetrazin Spray On

Vetrazin™ Spray-On Sheep Blowfly Treatment (cyromazine)

For the preventative control of blowfly strike for up to 6 weeks on sheep when treated between 4 and 12 weeks after shearing.
Zolvix Plus

Zolvix™ Plus Broad Spectrum Oral Anthelmintic for Sheep (monepantel and abamectin)

Adds life to your roundworm control program.

Vetrazin&#trade; Spray-On Sheep Blowfly Treatment  (cyromazine)
Vetrazin™ Spray-On Sheep Blowfly Preventative Treatment (cyromazine)

For the prevention of blowfly strike for up to 6 weeks

Important Information

Always read, understand, and follow label directions.

Withholding Periods

MILK: Milk intended for sale for human consumption must be discarded during treatment for not less than 35 days following the last treatment.

WOOL: Ensure the time between treatment and subsequent shearing is at least two months,except in the case of spot treatment of flystrike.

MEAT: Sheep producing meat or offal for human consumption must not be sold for slaughter either during treatment or within 7 days of cessation of the last treatment.

Directions For Use

VETRAZIN Spray On Dose Table

Apply Vetrazin™ Spray-On through a suitable clean applicator gun. The product should be sprayed on in bands with the gun held 20 cm above the wool during application. Vetrazin™ Spray-On should be applied onto those areas where maximum protection against flystrike is required. Vetrazin™ Spray-On applied between the rump and shoulders should be sprayed on in even bands as shown (Diagram 1). Product sprayed onto the rump should be applied in an arc over the area shown (Diagram 1). The dose volume applied should be based on the weight of the heaviest sheep in the mob.

VETRAZIN Spray On Diagram

  • Vetrazin™ Spray-On is an easy to use spray-on, which will give up to six weeks residual protection against flystrike caused by all the commonly found strike flies including the Australian blowfly (Lucilia cuprina).
  • Vetrazin™ Spray-On can be used on all breeds of sheep.
  • Vetrazin™ Spray-On is suitable for use on sheep between 4 and 12 weeks after shearing.
  • A shorter period of protection may occur if Vetrazin™ Spray-On is applied incorrectly, if there is excessive fleece soiling or if wool infections such as mycotic dermatitis (fleece rot) are present.
  • Prolonged heavy rain following treatment may also reduce the protection period provided by Vetrazin™ Spray-On.


Registered pursuant to the ACVM Act 1997, No. A005717.
See for registration conditions.

Approved pursuant to the HSNO Act 1996, Approval Code: HSR001844.
See for approval conditions.