AVM-GSL Over the Counter

KL One Minute Poultice

Active ingredients: Boric Acid, Kaolin, Methyl Salicylate, Peppermint Oil, Thymol

Form

Poultice

Species

Horses

Manufacturer

KL Pharmaceutical Ltd

VMD MA No.

03436/5001

What it's used for

As an aid in the reduction of inflammation and to alleviate pain in horses.

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 Boric Acid + Kaolin + Methyl...

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.

Your prescription rights → VMD register of retailers →

Clinical information

KL One Minute Poultice — SPC Details

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

As an aid in the reduction of inflammation and to alleviate pain in horses.

Hot
● Immerse the pouch (foil side up) in boiling water for no more than 40 seconds.
(Temperature of the Kaolin will then be approximately 88°C).
● Remove from water.
● Place on the edge of a flat surface (use table or plate) and cut round pouch
with scissors.
● Take tip of scissors and lift edge of clear cover.
● REMOVE CLEAR COVER FROM POULTICE.
● Bandage to affected area.
● Retain for 12 to 24 hours according to veterinary advice.

Revised: December 2025
MA split from NI Expiry following AN: 03147/2025
Natural
● Place on the edge of a flat surface (use table or plate) and cut round pouch
with scissors.
● Take tip of scissors and lift edge of clear cover.
● REMOVE CLEAR COVER FROM POULTICE.
● Bandage to affected area.
● Retain for 12 to 24 hours according to veterinary advice.
Cold
● Place in a fridge to chill to the required temperature.
● Remove from fridge.
● Place on the in edge of a flat surface (use table or plate) and cut round pouch
with scissors.
● Take tip of scissors and lift edge of clear cover.
● REMOVE CLEAR COVER FROM POULTICE.
● Bandage to affected area.
● Retain for 12 to 24 hours according to veterinary advice.

Do not use in known cases of hypersensitivity to kaolin, or to any of the excipients.

Rarely hypersensitivity reactions can occur.

None.

Revised: December 2025
MA split from NI Expiry following AN: 03147/2025

Special precautions for use in animals
Use as directed, or as instructed by a veterinarian. .
If signs of disease persist or appear, consult a veterinarian.
Ensure that the bandage is not applied too tightly so as to constrict circulation.
For external use only.
Special precautions to be taken by the person administering the veterinary medicinal
product to animals
This product may cause skin and eye irritation. Avoid contact with skin and eyes.
Wear impervious gloves when using the product.
In the event of contact with the eyes, rinse immediately with plenty of clean water for
several minutes. Seek medical attention if irritation persists.
In the event of contact with the skin, rinse immediately with plenty of clean water. Seek
medical attention if irritation persists.
Wash hands and exposed skin thoroughly after use.

No significant clinical interactions known.

Not to be used in horses intended for human consumption. Treated horses may never
be slaughtered for human consumption. The horse must have been declared as not
intended for human consumption under national horse passport legislation.
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.