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ProZinc price comparison UK

Insulin therapy for diabetes mellitus in cats; sometimes used off-label in dogs. Active ingredient: insulin (protamine zinc recombinant human insulin). Below: compare UK vet prices with VMD-approved online pharmacies for your dog's weight.

Typical vet price
£70.00–£120.00/mo
indicative UK range
Cheapest online
£0.00/mo
Animed Direct
Annual saving
£840.00–£1,440.00
after £21 prescription fee: £819.00–£1,419.00
Based on a 15 kg dog, recommended strength: 40 IU/ml. Assumes 12 months of continuous use (chronic dosing) and one written prescription per year. CMA Order caps the prescription fee at £21 for the first medicine, plus £12.50 per additional medicine on the same prescription. Prices are indicative and last verified 2026-05-15. Always confirm the current price on the pharmacy site before purchase.
PharmacyPackPack priceMonthly costBuy
Animed Direct
VMD approved · Free over £29, next-day available
10 ml vial£56.26
£0.00
Best value
Buy from Animed Direct
Pet Drugs Online
VMD approved · Free over £39
10 ml vial£53.36
£0.00
Buy from Pet Drugs Online
VetUK
VMD approved · Free over £29
10 ml vial£58.00
£0.00
Buy from VetUK
Hyperdrug
VMD approved · Free over £35
10 ml vial£61.48
£0.00
Buy from Hyperdrug
PetMeds (Express Chemist)
VMD approved · Free over £40
10 ml vial£64.96
£0.00
Buy from PetMeds (Express Chemist)

What ProZinc treats

Insulin therapy for diabetes mellitus in cats; sometimes used off-label in dogs.

Why it costs more at the vet

Cold-chain veterinary insulin - high mark-up at practice level.

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Email template, prescription steps and refill setup — the full path from "I just paid too much at the vet" to "I'm saving £X every month".

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How to get a written prescription

The CMA Order is legally binding by 23 September 2026. Every UK vet must offer a written prescription on request, with the fee capped at £21 for the first medicine plus £12.5 per additional medicine on the same prescription. Take the prescription to any VMD-approved online pharmacy listed above. We have a short guide with a template email you can send to your practice.

Read the full prescription guide →

Common side effects

  • Hypoglycaemia if overdosed

This is not a complete list. Always read the patient information leaflet and speak to your vet about side effects.

Related medications

Track ProZinc price drops

We'll email when ProZinc drops in price at any of the pharmacies above.

Pricing data status: indicative. Last verified 2026-05-15. Pharmacies change prices regularly - always confirm before purchase. Not medical advice.