Prices last checked: 26 April 2026

Onsior — Medication

Choose a strength (dose) to compare pack sizes and retailer prices. Species is shown when listings differ.

Comparing recently checked prices from selected UK retailers. Prices exclude delivery and vet prescription fees. Listed prices were last checked on 26 April 2026. Some options require a valid veterinary prescription (POM-V).

5mg

Species: Dogs And Cats

1 pack size
1 retailer · 1 offer

6mg

Species: Dogs And Cats

1 pack size
1 retailer · 1 offer

10mg

Species: Dogs And Cats

1 pack size
1 retailer · 1 offer

20mg

Species: Dogs And Cats

1 pack size
1 retailer · 1 offer

40mg

Species: Dogs And Cats

1 pack size
1 retailer · 1 offer