Zoetis Spot On is a topical application for the control of lice and flies on cattle; ticks, lice, keds and established blowfly strike on sheep and lice and ticks on lambs.

On cattle: for the control of both sucking and biting lice, including Damalinia bovis, Solenopotes capillatus, Linognathus vituli and Haematopinus eurysternus on all ages of cattle including dairy cattle producing milk for human consumption. Also as an aid in the control of both biting and nuisance flies including Haematobia irritans, Stomoxys calcitrans, Musca species and Hydrotaea irritans.

On sheep: For the control of ticks Ixodes ricinus and of lice and keds and established blowfly strike.

On lambs: For the control of ticks Ixodes ricinus and lice Bovicola ovis.

Provides 4-8 weeks of fly control and is likely to eradicate all lice in a single treatment but this can take up to 4-5 weeks as lice eggs need to hatch and then be killed.


Active Ingredient:  Deltamethrin


Withdrawal: Cattle 17d Meat Withhold

Zero Milk Withhold

Sheep 35d Meat Withhold 

Not for use in ewes producing milk for human consumption.

Pack Sizes:  250ml, 500ml, 1ltr & 5ltr Summer Pack

Spot On Fly & Lice Insecticide

  • Dosage

    Cattle:  10ml

    Sheep:  5ml

    Lambs (under 10kg or less than 1 month:  2.5ml

  • Legal Catagory


  • IMPORTANT - Animal Medicines

    When purchasing animal medicines such as wormers, that are classified as POM-VPS  (prescription only medicine), it is a legal requirement that you to complete a short form, prior to dispatch, to enable us to correctly prescribe your product.  Failure to fully complete the form may result in a delay of your goods being dispatched.

    One of our Animal Health specialists will contact you if there are any queries. 
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Registered Address   90 The Broadway, Chesham, Buckinghamshire. HP5 1EG