Dysect Cattle Pour-On Solution 15 g/litre

Composition

Each litre contains:

Active substance:

Alphacypermethrin 15 g

Excipients:

Ready to use oil-based insecticide.

Yellow liquid free from solids.

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Pharmacological properties

4.1 ATCvet code: QP53AC08

Ectoparasiticides for topical use, including insecticides.

Alphacypermethrin is a non-systemic pyrethroid insecticide with contact and stomach action.

It acts on the central and peripheral nervous system in very low doses.

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Target species

Cattle.

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Indications

For topical application to control flies and lice on cattle.

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Dosage

All cattle 10 ml per animal.

Application Administration:

Apply a single 10 ml dose, with the dispenser pack or with an applicator gun, from the crown of the head down the neck and along the middle of the back of the animal.

Fly Control:

To control biting and nuisance flies, treatment should be repeated as necessary. Frequency of application will depend on the numbers and species of flies present; normally nuisance flies on the head and face can be controlled for up to 4/5 weeks and for the biting horn fly for up to 8 weeks.

Lice Control:

To control sucking and biting lice. One application treatment will normally eradicate all the lice. If a few lice survive on individual animals, it may be necessary on very rare occasions to re-treat an animal.

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Contraindications

None.

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Adverse reactions

Cattle:

¹ Signs will not last longer than 48 hours and have no lasting effect on the animal.

Reporting adverse events is important. It allows continuous safety monitoring of a veterinary medicinal product. Reports should be sent, preferably via a veterinarian, to either the marketing authorisation holder or the national competent authority via the national reporting system. See the package leaflet for respective contact details.

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Warnings

Special precautions for safe use in the target species:

For external use only.

Special precautions to be taken by the person administering the veterinary medicinal product to animals:

Personal protective equipment consisting of waterproof apron, boots, and impervious gloves should be worn when handling the veterinary medicinal product and recently treated animals.

Wash splashes from skin and eyes immediately.

Remove heavily contaminated clothing and wash before re-use.

Wash hands and exposed skin before eating, drinking or smoking and after work.

Special precautions for the protection of the environment:

Not appliable.

3.11 Special restrictions for use and special conditions for use, including restrictions on the use of antimicrobial and antiparasitic veterinary medicinal products in order to limit the risk of development of resistance

Not applicable.

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Use during pregnancy, lactation or lay

Pregnancy and lactation:

Can be used during pregnancy and lactation.

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Interactions

None known.

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Overdose

The veterinary medicinal product is of low toxicity and acute poisoning is unlikely to occur.

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Special warnings

None.

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Withdrawal period

Meat and offal: 28 days.

Milk: Zero hours.

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Incompatibilities

None known.

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Immediate packaging

Pack sizes: 250 ml, 500 ml and 1 litre.

Container/closure: High density polyethylene squeeze and pour pack with internal calibrated chamber capable of measuring 10 ml.

Pack size: 1 litre.

Container/closure: High density polyethylene backpack with polypropylene screw cap and aluminium foil seal.

Dosing device: Simcro Tech 10 ml measuring cap or applicator gun.

Not all pack sizes may be marketed.

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Storage

Do not store above 25 °C.

Store in the original container.

Keep the container tightly closed.

Store away from food, drink, and animal feedstuffs.

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Shelf life

Shelf life of the veterinary medicinal product as packaged for sale: 3 years.

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Disposal of unused product

Medicines should not be disposed of via wastewater.

The veterinary medicinal product should not enter watercourses as alphacypermethrin is DANGEROUS for fish and aquatic life. Do not contaminate ponds, waterways or ditches with the product or empty container.

Use take-back schemes for the disposal of any unused veterinary medicinal product or waste materials derived thereof in accordance with local requirements and with any national collection systems applicable to the veterinary medicinal product concerned.

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Additional information

Vm 42058/5159

8 DATE OF FIRST AUTHORISATION

20 January 1998

9 DATE OF THE LAST REVISION OF THE SUMMARY OF THE PRODUCT CHARACTERISTICS

November 2025

10 CLASSIFICATION OF VETERINARY MEDICINAL PRODUCT

Veterinary medicinal product subject to prescription.

Find more product information by searching for the ‘Product Information Database’ on www.gov.uk.

Gavin Hall Approved: 17 February 2026

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Registration holder

Zoetis UK Limited

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