Cat · Felis catus · typical adult weight 2.50–7.00 kg
Esomeprazole is dosed at 0.5–1 mg/kg PO q24h in cats, per Plumb's Veterinary Drug Handbook, 9th Ed. Esomeprazole is used in cats for Gastric acid suppression. Routes documented in cats: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Esomeprazole in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Nexium
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 0.5–1 mg/kg | q24h | 2-8 weeks | Gastric acid suppression | Weak | Plumb's Veterinary Drug Handbook, 9th Ed |
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These ranges are per kg. Enter your cat's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
S-isomer of omeprazole. Irreversibly inhibits H+/K+ ATPase (proton pump) in gastric parietal cells. More predictable pharmacokinetics than omeprazole.
More bioavailable than omeprazole. IV form available for acute GI bleeding. Long-term use may affect calcium/magnesium absorption. Rebound acid hypersecretion on discontinuation.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Esomeprazole dose range in cats, with cited source references: PO 0.5–1 mg/kg q24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Esomeprazole in cats: PO.
Cited course lengths for Esomeprazole in cats include: 2-8 weeks. Duration depends on the indication — match it to the specific dose rule in the table above.
Esomeprazole is indicated in cats for: Gastric acid suppression.
These are general warnings for Esomeprazole across species; consult the cat dosing table above for species-specific guidance. More bioavailable than omeprazole. IV form available for acute GI bleeding. Long-term use may affect calcium/magnesium absorption. Rebound acid hypersecretion on discontinuation.
Why a species-specific page? Esomeprazole pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cats — 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.