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POM-VPS Prescription Required

CLiKZiN 12.5 mg/ml Pour-On Suspension for Sheep

Active ingredient: Dicyclanil

Form

Spot-on

Species

Sheep

Manufacturer

Elanco GmbH

VMD MA No.

52127/5094

What it's used for

Prevention of blowfly strike on sheep due to Lucilia sericata.

Full indications, dosage and side effects ↓
View official SPC (PDF)

The prescription itself has a price. See what practices near you charge for a consultation and the written prescription fee.

Paying less for Dicyclanil

  1. 1

    Ask your vet for a written prescription

    They must provide one on request. Under the CMA Order the fee is capped at £21 from 2027.

  2. 2

    Fill it at a registered online retailer

    The CMA found online pharmacies 50–60% cheaper than practice dispensing on common medicines — typically £200–£300 a year.

Prescription required

Your vet must provide a written prescription on request. You can then purchase from any licensed online retailer.

Clinical information

CLiKZiN 12.5 mg/ml Pour-On Suspension for Sheep — SPC Details

Source: VMD Summary of Product Characteristics (SPC). Last updated 27 Mar 2026.

Prevention of blowfly strike on sheep due to Lucilia sericata.
Do not use in cases of hypersensitivity to the active substance or to any of the
excipients.
Target Species’: Sheep
None known.
Reporting adverse events is important. It allows continuous safety monitoring of
a veterinary medicinal product. Reports should be sent, preferably via a

Revised: May 2025
AN: 00218/2025Page 3 of 7
veterinarian, to either the marketing authorisation holder or the national
competent authority via the national reporting system. See also the last section
of the package leaflet for contact details.
The product is best applied before an anticipated blowfly challenge, or when a blowfly
challenge is identified on or in the vicinity of the farm. Established strikes may require
a separate treatment with a knockdown insecticide.

Revised: May 2025
AN: 00218/2025Page 2 of 7
It is recommended that animals with dirty back-ends are dagged or crutched prior to
application. If dagging or crutching is undertaken in the weeks following application,
these animals should be re-treated, otherwise protection could be lost.
Do not apply during heavy rainfall, or when such conditions are expected. The
resulting wash out may reduce the protection period.

i). Special precautions for use in animals
None.
ii). Special precautions to be taken by the person administering the veterinary
medicinal product to animals
Redness and irritation may develop after skin or eye contact with the product.
• Contact with skin and eyes should be avoided.
• Personal protective equipment consisting of synthetic rubber gloves and
PVC trousers should be worn when handling the product.
• In case of skin contact remove contaminated clothing and thoroughly wash
the affected parts of the body with soap and water.
• In case of eye contact, wash immediately with clean water.
• Always wash hands and exposed skin with soap and water after work.
• Do not eat, drink or smoke whilst using the product.
• It is good agricultural practice to minimise handling of sheep after treatment.
If you need to handle sheep within 2 months after treatment, wear synthetic
rubber gloves and long trousers or coveralls. If sheep are wet wear
waterproof trousers.
Special precautions for the protection of the environment
Treated sheep must be kept away from watercourses for at least one hour after
treatment. There is a serious risk to aquatic life if this advice is not followed.
iii). Other precautions
None known.
Protect from frost.
Store in the original container.
Keep the container tightly closed, away from food, drink and animal feedstuffs.
Protect from direct sunlight.
Meat and offal: 7 days
Not authorised for use in animals producing milk for human consumption.

Revised: May 2025
AN: 00218/2025Page 5 of 7
5.

This information is sourced from the official Summary of Product Characteristics (SPC) published by the Veterinary Medicines Directorate (VMD). It is provided for informational purposes only and does not replace professional veterinary advice. Always consult your vet before administering any medication.

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