Dog · Canis lupus familiaris · typical adult weight 2.00–80.00 kg
Omeprazole Paste is dosed at 1–2 mg/kg PO q24h in dogs, per Bersenas AM, Mathews KA, Allen DG, Conlon PD. Effects of ranitidine, famotidine, pantoprazole, and omeprazole on intragastric pH in dogs. Am J Vet Res. 2005;66(3):425-431. doi:10.2460/ajvr.2005.66.425 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.981 (2026-08-01).. Omeprazole Paste is used in dogs for Gastric ulceration (equine formulation used off-label). Routes documented in dogs: PO. A typical adult dog weighs 2.00–80.00 kg. ExoticRx lists 1 cited dose rule for Omeprazole Paste in dogs, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: GastroGard, UlcerGard
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 1–2 mg/kg | q24h | 2-8 weeks | Gastric ulceration (equine formulation used off-label) | Moderate | Bersenas AM, Mathews KA, Allen DG, Conlon PD. Effects of ranitidine, famotidine, pantoprazole, and omeprazole on intragastric pH in dogs. Am J Vet Res. 2005;66(3):425-431. doi:10.2460/ajvr.2005.66.425 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.981 (2026-08-01). |
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These ranges are per kg. Enter your dog's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Same as oral omeprazole. Paste formulation designed for equine administration.
FDA-approved for horses (gastric ulcers). GastroGard is treatment dose, UlcerGard is prevention dose. Give on empty stomach. Buffered formulation to protect from stomach acid.
Species-specific contraindications and adverse-reaction reports for dogs may differ from canine / feline reference data — consult the primary citations listed with each rule.
Omeprazole Paste dose range in dogs, with cited source references: PO 1–2 mg/kg q24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Omeprazole Paste in dogs: PO.
Cited course lengths for Omeprazole Paste in dogs include: 2-8 weeks. Duration depends on the indication — match it to the specific dose rule in the table above.
Omeprazole Paste is indicated in dogs for: Gastric ulceration (equine formulation used off-label).
These are general warnings for Omeprazole Paste across species; consult the dog dosing table above for species-specific guidance. FDA-approved for horses (gastric ulcers). GastroGard is treatment dose, UlcerGard is prevention dose. Give on empty stomach. Buffered formulation to protect from stomach acid.
Why a species-specific page? Omeprazole Paste pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in dogs — the rules above are the citations specific to this species, not generic recommendations.
Sourced from published veterinary references; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice.