Caninsulin price comparison UK
First-line insulin for diabetic dogs (and some cats). Twice-daily injection with each meal. Lifelong therapy. Active ingredient: porcine zinc insulin. Below: compare UK vet prices with VMD-approved online pharmacies for your dog's weight.
| Pharmacy | Pack | Pack price | Monthly cost | Buy |
|---|---|---|---|---|
Pet Drugs Online VMD approved · Free over £39 | 1 10 ml vial | £32.95 | £32.95 Best value | Buy from Pet Drugs Online |
Animed Direct VMD approved · Free over £29, next-day available | 1 10 ml vial | £34.93 | £34.93 | Buy from Animed Direct |
VetUK VMD approved · Free over £29 | 1 10 ml vial | £37.23 | £37.23 | Buy from VetUK |
What Caninsulin treats
First-line insulin for diabetic dogs (and some cats). Twice-daily injection with each meal. Lifelong therapy.
Why it costs more at the vet
Cold-chain insulin attracts a substantial dispensing margin at vet level. The same MSD product is regularly £25-£30 cheaper per vial online.
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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.
Common side effects
- Hypoglycaemia if overdosed
- Local injection-site reaction
This is not a complete list. Always read the patient information leaflet and speak to your vet about side effects.
FAQ
- Does insulin need refrigeration?
- Yes - keep Caninsulin in the fridge at 2-8°C. Most online pharmacies post in cold-chain packaging.
- How many vials per month?
- Depends on the dog's dose and size. A typical 20 kg diabetic dog uses one 10 ml vial every 4-8 weeks.
Related medications
Track Caninsulin price drops
We'll email when Caninsulin 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.