Rearguard 60 mg/ml Cutaneous Solution
Active ingredient: Cyromazine
Form
Solution
Species
Manufacturer
Elanco GmbH
VMD MA No.
52127/5069
What it's used for
For the prevention of blowfly strike (Lucilia sericata) in domestic rabbits for up to 10 weeks after dosing
Full indications, dosage and side effects ↓The prescription itself has a price. See what practices near you charge for a consultation and the written prescription fee.
Paying less for Cyromazine
-
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
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.
Done — we'll email you when prices land.
Rearguard 60 mg/ml Cutaneous Solution — SPC Details
Source: VMD Summary of Product Characteristics (SPC). Last updated 26 Mar 2026.
10 weeks after dosing
Gently depress the sponge to break the valve before applying.
Apply the product using the sponge applicator, ensuring that the rabbit’s fur is
thoroughly wetted with the solution from the middle of the back to the tip of the tail.
Special attention should be paid to the areas under the tail and between the back
legs. Do not allow the product to run off the animal.
Rabbits should be first treated in early summer before any flies are seen.
Rearguard will not kill adult maggots but works by preventing any eggs laid by
flies developing.
Rabbits should be treated at 8-10 week intervals under conditions of repeated
blowfly challenge. Bathing or washing the rabbit after application may result in a
reduction of efficacy.
In cases of existing flystrike, adult maggots should be removed by mechanical
means and appropriate supportive treatment given. Rearguard should then be
applied to the fur to prevent development of new larvae and re-strike.
following treatment.
disease e.g. diarrhoea or incontinence, or a lack of hygiene within it’s housing. In
such cases further advice should be sought from your veterinary surgeon.
Revised: March 2025
AN: 03752/2024
i. Special precautions for use in animals
Care should be taken in the treatment of old, sick or debilitated rabbits.
ii. Special precautions to be taken by the person administering the veterinary
medicinal product to animals
Wash hands and exposed skin after use.
Wash splashes from skin and eyes immediately.
Do not smoke whilst using the product.
Protect from frost.
Protect from direct sunlight.
Shake the container before use.
Store in tightly closed original container.
Store away from food and drink.
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.
Medication costs adding up?
Pet insurance can cover prescription medications. Find the right policy for your pet.
Alternative options to consider
Retailers we earn a commission from. It costs you nothing and never changes what we show.
Flea & Tick Treatments for Dogs
Vet-strength flea and tick treatments at pharmacy prices. Frontline, Advocate, Bravecto, Nexgard and more.
Pet Flea Treatments at Pharmacy2U
Frontline, Advantage and own-brand flea treatments at pharmacy prices. Trusted UK pharmacy since 1999.
VetBox Flea & Worm Protection for Dogs
Vet-founded monthly parasite subscription. Flea, tick and worm protection delivered to your door. Founded by Dr Will Woodley, protecting 30,000+ pets.
We may earn a small commission if you purchase through these links, at no extra cost to you.
Related Medications
Advantage 100 mg Spot-on Solution for Medium Dogs
AVM-GSLImidacloprid
Advantage 100 mg Spot-on Solution for Medium Dogs
AVM-GSLImidacloprid
Advantage 100 Spot-on Solution for Dogs
NFA-VPSImidacloprid
Advantage 100 Spot-on Solution for Dogs
NFA-VPSImidacloprid
Advantage 250 mg Spot-on Solution for Large Dogs
AVM-GSLImidacloprid
Advantage 250 mg Spot-on Solution for Large Dogs
AVM-GSLImidacloprid
Find cheaper vets near you
Compare vet consultation prices in your area. Save on procedures and get a prescription to buy medications online.