Microbex 31.2 mg Shampoo
Active ingredient: Chlorhexidine Gluconate
Form
Shampoo
Species
Manufacturer
Virbac
VMD MA No.
05653/4143
What it's used for
For the treatment of Malassezia pachydermatis surface proliferation and the control of associated clinical signs.
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Paying less for Chlorhexidine Gluconate
-
1
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The CMA found online pharmacies 50–60% cheaper than practice dispensing on common medicines — typically £200–£300 a year.
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Prescription required
Your vet must provide a written prescription on request. You can then purchase from any licensed online retailer.
Microbex 31.2 mg Shampoo — SPC Details
Source: VMD Summary of Product Characteristics (SPC). Last updated 26 Mar 2026.
control of associated clinical signs.
necessary, twice a week for 2 weeks and finally on a weekly basis. If
necessary, further use may be required in accordance with the directions of
and a risk:benefit assessment by the prescribing veterinarian.
Wet the animal thoroughly with clean water and apply the product to the
animal at several points. Apply a quantity of product according to the dog’s
weight and hair-coat length in order to develop lather. Distribute the product
uniformly all over the surface of the hair and ensure that it is applied around
the lips, under the tail and between the toes. Massage the animal’s body to
develop lather and rinse immediately. Repeat the operation a second time but
allow a 10-minute contact period before rinsing the hair coat with clean water.
Leave the dog to dry naturally in a warm draught-free environment.
The following table provides a guide to suitable volumes; however, the amount
of the product to be administered has to be adapted to both, the size of the
dog and the hair-coat length. The volume of the product applied should be
sufficient to develop lather.
Bodyweight
Volume
of product
4.9 kg10 ml x 2 baths5.0 to 10.9 kg15 ml x 2 baths11.0 to 15.9 kg20 ml x 2 baths16.0 to 20.9 kg25 ml x 2 baths21.0 to 30.9 kg30 ml x 2 baths31.0 to 45.9 kg40 ml x 2 baths 46.0 kg50 ml x 2 baths
observations after shampooing with this product. In most cases, these
reactions did not necessitate the cessation of treatment and clinical signs
resolved completely without any specific therapy. However, if signs persist, the
veterinary surgeon should re-evaluate the treatment.
Conjunctival inflammation may occur and usually resolves without treatment.
i. Special precautions for use in animals
For external use only.
In case of accidental contact with eyes, rinse with plenty of water.
Revised: June 2014
AN: 01216/2013
This product should not be used in dogs that are known to be
hypersensitive to chlorhexidine or any of the other ingredients.
Safety of the product has not been demonstrated in animals of less
than five months of age.
Do not allow the animal to lick itself during shampooing and rinsing or
before it is dried. Take care to avoid the animal inhaling the product or
getting it into the eyes, nose or mouth during shampooing.
Safety of the product has not been demonstrated beyond six weeks of
use.
ii. Special precautions to be taken by the person administering the
veterinary medicinal product to animals
People with known hypersensitivity to chlorhexidine or any of the
excipients should avoid contact with the veterinary medicinal product.
Avoid contact with eyes. In case of accidental eye contact, rinse with
plenty of water. If irritation persists consult your doctor.
Wash hands after use.
Do not eat, drink or smoke while handling this product.
In the event of accidental ingestion, seek medical advice and show the
package leaflet or the label to the doctor.
products, e.g. ectoparasiticides.
No data are available to evaluate interactions with other topically-applied
products.
Revised: June 2014
AN: 01216/2013
recommended therapeutic dose, three days a week for four consecutive
weeks, shows on occasions slight cutaneous reactions only. These reactions
were transient, although they could last for several days when shampooing
was ongoing. They did not require any particular treatment.
4.11 Withdrawal period
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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Other Products Containing Chlorhexidine Gluconate
These products share the same active ingredient and may be suitable alternatives. Always consult your vet.
Adaxio Shampoo for Dogs
POM-VCeva Sante Animale
Adaxio Shampoo for Dogs
POM-VCeva Sante Animale
Clearium 31.2 mg/ml Shampoo for Dog
POM-VVirbac
Kenocidin Chlorhexidine Digluconate 5 mg/ml, Teat Dip Solution for Cattle (Dairy)
AVM-GSLCID Lines NV
Kenocidin Spray and Dip Chlorhexidine Digluconate 5mg/ml, Teat Dip / Teat Spray Solution for Cattle (Dairy)
AVM-GSLCID Lines NV
Malaseb Shampoo for Dogs and Cats
POM-VDechra Veterinary Products A/S
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