# Onsior 40 mg Tablets for Dogs

- Page: https://medicines.praxisos.vet/m/onsior-40-mg-tablets-for-dogs-a007660
- What you need to buy it: Needs a prescription from your vet. (POM-V — Prescription-only medicine — veterinarian)
- Active ingredients: Robenacoxib
- Form: Tablet; for Dogs
- VMD product A007660, authorisation 52127/5022, held by Elanco GmbH

## Prices

Cheapest per dose: **£1.25 per tablet** at Pet Drugs Online (£1.25 for 1 tablet).

| Pharmacy | Pack | Price | VAT | Per dose | Stock | Last checked | Compared |
| --- | --- | --- | --- | --- | --- | --- | --- |
| [Pet Drugs Online](<https://www.petdrugsonline.co.uk/onsior-for-dogs-40mg>) | 1 tablet | £1.25 | not stated | £1.25/tablet | in-stock | 2026-10-05 | yes |
| [Pet Drugs Online](<https://www.petdrugsonline.co.uk/onsior-for-dogs-40mg>) | 30 tablets | £37.50 | not stated | £1.25/tablet | in-stock | 2026-10-05 | yes |
| [Vets4u](<https://www.vets4u.uk/onsior-tabs-40mg-dog-pk-30>) | 1 tablet | £1.76 | not stated | £1.76/tablet | in-stock | 2026-10-05 | yes |
| [The Pharm Pet Co](<https://thepharmpetco.co.uk/product/onsior-tablets-for-dogs/>) | 1 tablet | £1.82 | not stated | £1.82/tablet | in-stock | 2026-10-05 | yes |
| [Cura Pet](<https://cura-pet.co.uk/product/onsior-tablets-for-dogs/>) | 40mg | £1.73 | included | — | unknown | 2026-10-05 | no — pack size not stated |

A written prescription from your vet is capped at £21.40 for the first medicine and £12.70 for each additional medicine on the same prescription, including VAT under the CMA's Order, after 22 March 2027 at large groups and after 22 September 2027 at other practices. Request template: https://medicines.praxisos.vet/ask-for-a-prescription

## Same active ingredient (ask your vet before switching)

- [Onsior 5 mg Tablets for Dogs](https://medicines.praxisos.vet/m/onsior-5-mg-tablets-for-dogs-a007031) — from 48p per tablet
- [Onsior 10 mg Tablets for Dogs](https://medicines.praxisos.vet/m/onsior-10-mg-tablets-for-dogs-a007658) — from 68p per tablet
- [Onsior 6 mg Tablets for Cats](https://medicines.praxisos.vet/m/onsior-6-mg-tablets-for-cats-a007661) — from 86p per tablet
- [Onsior 20 mg Tablets for Dogs](https://medicines.praxisos.vet/m/onsior-20-mg-tablets-for-dogs-a007659) — from 95p per tablet

Not veterinary advice: give the medicine, strength and dose your vet prescribed.