Catron® IV

Catron® IV is a screwworm and ear tick spray that controls insect pests on beef cattle, dairy cattle, sheep, goats, hogs* and horses. It contains a blue dye for identification of treated areas.

*Do not ship swine for slaughter within five days of last treatment.

Species / Premise

  • beef
  • dairy
  • swine
  • sheep
  • Non-Lactating Dairy Cattle
  • Lactating Dairy Cattle


  • Gnats
  • Lice
  • Ticks
  • Maggots

Product Type

  • Spray

Catron® IV FAQs

What species can I use Catron® IV on?

What sizes does Catron® IV come in?

What is the product size and code for Catron® IV?

What is the coverage for Catron® IV?

What is the active ingredient for Catron® IV?

Defense points for insect control


Learn about four distinct defense points and the relevance of different product categories for insect control on your operation.

Catron is a registered trademark of Bayer.

See product label for complete product information, indications and application instruction.