AVM-GSL Over the Counter

Masodip Extra 0.436% w/v Ready to Use Teat Dip and Teat Spray Solution

Active ingredient: Chlorhexidine Gluconate

Form

Spray

Species

Cattle

Manufacturer

Evans Vanodine International Plc

VMD MA No.

03940/5007

What it's used for

To be applied undiluted, by dipping or spraying to dairy cows' teats immediately after milking, as an aid in the control of mastitis in lactating dairy cow...

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 Chlorhexidine Gluconate

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

Masodip Extra 0.436% w/v Ready to Use Teat Dip and Teat Spray Solution — SPC Details

Source: VMD Summary of Product Characteristics (SPC). Last updated 27 Mar 2026.

To be applied undiluted, by dipping or spraying to dairy cows' teats
immediately after milking, as an aid in the control of mastitis in lactating
dairy cows, and as an aid in the prevention and healing of cracked and
chapped teats.

Not to be used on lacerated teats.

None recorded.

See Section 4.8.

Revised: December 2025
MA split from NI expiry following AN: 01988/2025

i. Special precautions for use in animals
For external use only. For use as a post-milking teat dip/spray only.
ii. Special precautions for the person administering the veterinary medicinal
product to animals
Avoid contact with eyes. If sprayed/splashed in the eye, rinse with clean
running water immediately.
In case of ingestion seek medical attention immediately.
When used as a spray, avoid working in the spray mist.
Do not eat, drink or smoke whilst using this product.
Keep away from animal feed.
Wash hands after use.
iii. Other precautions
None.

Incompatible with other dip compounds particularly anionics and soaps.
Not to be used in conjunction with any other teat dip product.

Store in tightly closed original container. Protect from frost. Do not store above
25°C.
If contents freeze they must be thawed and thoroughly mixed before use.

Milk: Zero hours
Meat: Zero days
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.