Elanco Catron IV

To kill and control screw-worms: Apply thoroughly to affected wound allowing spray to penetrate pockets made by maggots. Apply over wound drainage area to prevent re-infestation. Repeat treatment every 5 to 7 days until healed.

To protect new wounds from flies: Apply liberally over wound and drainage area. Repeat treatment every 5 to 7 days until healed. For prevention after dehorning, castration, tail docking, branding, and wire and shear cut wounds. This application may also treat navels of newborn animals.

To kill and repels flies: Apply to both sides of animal and down back making sure to get withers and forelegs. Apply to head area being careful not to spray into eyes.

For Poultry lice: Spray roosts, walls, nests or cages thoroughly followed by spraying birds with a fine mist.

To control blood sucking lice: Apply to the infested areas of the animal using a stiff brush to get the spray to the base of the hair. Repeat treatment every 3 weeks if required.

To kill ear ticks: For spinose ear ticks; spray downward directly into animal’s ear. Repeat as necessary. For Gulf Coast ear ticks; spray directly onto ticks on the outer surface of the animal’s ear. Repeat as necessary.