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AVM-GSL Over the Counter Companion Animal

Johnson's Cat Flea Spray, Cutaneous Spray, Solution

Active ingredients: Piperonyl Butoxide, Pyrethrum Extract 25%

Form

Spray

Species

Cats Dogs

Manufacturer

Johnson's Veterinary Products Ltd

VMD MA No.

01759/5004

What it's used for

Insecticidal spray to kill fleas on cats and dogs over 12 weeks of age.

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 Piperonyl Butoxide + Pyrethr...

  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.

Clinical information

Johnson's Cat Flea Spray, Cutaneous Spray, Solution — SPC Details

Source: VMD Summary of Product Characteristics (SPC). Last updated 26 Mar 2026.

Insecticidal spray to kill fleas on cats and dogs over 12 weeks of age.
Directions for Use: Shake can before use. Spray lightly from a distance of
about 12" (30cms), all over body, commencing at tail, while brushing against
lie of coat to permit spray penetration. Avoid eyes and other sensitive areas.
Repeat every 3-4 days if necessary until infestation is cleared. Keep animal
under observation for 30 minutes after treatment, then brush and comb to
remove dead fleas.
CATS: Use Spray with caution on cats over 12 weeks of age but spray only for
3-5 seconds (NO MORE) according to size. Comb coat back into place and
towel lightly to remove excess Spray. DO NOT ALLOW CAT TO GROOM
UNTIL THIS HAS BEEN DONE AND COAT IS DRY. Some cats are sensitive
to aerosols, in which case use a cat flea powder or cat flea collar.
DOGS: This Spray may be used on dogs and puppies over 12 weeks of age,
spraying small dogs for about 6 seconds, medium dogs - 9 seconds, large
dogs - 14 seconds.
Fleas from pets often infest animal's basket, bedding and regular resting areas
such as carpets and soft furnishings which should be treated with a suitable
insecticide and vacuumed regularly. Wash or change pet bedding regularly.
Do not use on animals under 12 weeks of age or on nursing females.
None reported.
CATS: Spray cats for 3-5 seconds (NO MORE) according to size, then comb
coat back into place and towel lightly to remove excess Spray. Do not allow
cat to groom until this has been done and coat is dry. Cats should not be
allowed to lick the hair of treated dogs.
DOGS & CATS:
HAZARD WARNING
of heat for at least 30 minutes following spraying and until the fur is totally dry.
Remove fleas from young animals and nursing females by careful use of a flea
comb.
May cause gastric irritation and nervous signs if ingested.

Revised: December 2025
MA split from NI Expiry following AN: 02035/2025Page 2 of 5

For external use only.
4.5 ii) Special precautions to be taken by the person administering the medicinal
product to animals:
Extremely flammable. Do not spray on a naked flame or any incandescent
material.
Do not smoke when using this product.
Do not breathe spray mist and use in well ventilated area.
Avoid contact with eyes. In case of accidental eye contact, rinse with clean,
fresh water. If eye irritation persists, seek medical advice.
Persons who are hypersensitive (allergic) to pyrethrum extract should handle
the product with care.
Treated animals should not be allowed to sleep or play with people,
particularly children, until the animal is dry.
Keep away from food and drink, including animal feeding stuffs.
Wash hands and exposed skin after use.
None reported.

Revised: December 2025
MA split from NI Expiry following AN: 02035/2025Page 3 of 5
Extremely flammable. Pressurised container: Protect from sunlight and do not
expose to temperatures exceeding 50ºC. Do not pierce or burn even after
use. Do not spray on a naked flame or any incandescent material. Keep
away from sources of ignition – No smoking.
Do not store above 25
Not applicable.
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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