Published dose range
The published veterinary reference range for omeprazole in dogs is 0.5-1 mg per kg of body weight, given every 24h.
Source: Veterinary Partner (VIN) →Published range by weight
| Weight | Omeprazole (published range) |
|---|---|
| 5 lb dog | 1.1-2.3 mg |
| 10 lb dog | 2.3-4.5 mg |
| 20 lb dog | 4.5-9.1 mg |
| 30 lb dog | 6.8-14 mg |
| 40 lb dog | 9.1-18 mg |
| 50 lb dog | 11-23 mg |
| 60 lb dog | 14-27 mg |
| 80 lb dog | 18-36 mg |
| 100 lb dog | 23-45 mg |
Computed from the published 0.5-1 mg/kg reference range, every 24h. Product strengths rarely split evenly, so round DOWN to the nearest practical dose and confirm with your vet.
Morning, before food. Short courses only without vet oversight (max ~2 weeks).
Skip it or ask a vet first if
long-term use without vetdrug interactions (clopidogrel)
If you think you overdosed
Call the Pet Poison Helpline: 855-764-7661 or ASPCA Poison Control: 888-426-4435. Both are staffed 24/7 by veterinary toxicologists.