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AVM-GSL Over the Counter Companion Animal

Johnson's Dog Flea Shampoo

Active ingredients: Piperonyl Butoxide, Pyrethrins

Form

Shampoo

Species

Dogs

Manufacturer

Johnson's Veterinary Products Ltd

VMD MA No.

01759/5006

What it's used for

Insecticidal shampoo to kill fleas on dogs and puppies 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 Dog Flea Shampoo — SPC Details

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

Insecticidal shampoo to kill fleas on dogs and puppies over 12 weeks of
age.
Directions for use: Mix shampoo (about 50ml for a medium sized dog)
into about 300ml warm water (approx 2 fl.oz. to half-pint). Wet dog's
coat thoroughly with warm water and apply half the mixture all over the
body. Massage well into coat, but use finger tips around the head,
taking care to avoid eyes, ears and mouth. Rinse and repeat with
remainder of mixture, for good lather. Finally rinse well, towel dry, then
brush and comb thoroughly. Repeat in 7 days if necessary.
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.
Remove fleas from young animals and nursing bitches by careful use of
a flea comb.

Revised: December 2025
MA split from NI Expiry following AN: 02037/2025Page 3 of 5
Do not use on puppies under 12 weeks of age or on nursing bitches.
Do not use on cats.
None reported.
Pets’ bedding and locations frequently used in the house should be
treated with a suitable insecticide and vacuumed regularly.

Revised: December 2025
MA split from NI Expiry following AN: 02037/2025Page 2 of 5

For external use only.
4.5 ii) Special precautions to be taken by the person administering the
medicinal product to animals:
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
especially 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.
Do not store above 25ºC.
Protect from frost.
Protect from direct sunlight.
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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