Cat · Felis catus · typical adult weight 2.50–7.00 kg
Nizatidine is dosed at 2.5–5 mg/kg PO q24h in cats, per Hall JA, Washabau RJ. Diagnosis and treatment of gastric motility disorders. Vet Clin North Am Small Animal Pract. 1999;29(2):377-395. doi:10.1016/s0195-5616(99)50027-2; Whitehead K, Cortes Y, Eirmann L. Gastrointestinal dysmotility disorders in critically ill dogs and cats. J Vet Emerg Crit Care. 2016;26(2):234-253. doi:10.1111/vec.12449 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.969 (2026-08-01).. Nizatidine is used in cats for Gastric ulcers / gastroparesis. Routes documented in cats: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Nizatidine in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Axid
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 2.5–5 mg/kg | q24h | Short to medium-term | Gastric ulcers / gastroparesis | Weak | Hall JA, Washabau RJ. Diagnosis and treatment of gastric motility disorders. Vet Clin North Am Small Animal Pract. 1999;29(2):377-395. doi:10.1016/s0195-5616(99)50027-2; Whitehead K, Cortes Y, Eirmann L. Gastrointestinal dysmotility disorders in critically ill dogs and cats. J Vet Emerg Crit Care. 2016;26(2):234-253. doi:10.1111/vec.12449 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.969 (2026-08-01). |
Need the exact dose for your patient?
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.
Competitive H2 receptor antagonist that reduces gastric acid secretion. Uniquely among H2 blockers, also inhibits acetylcholinesterase, providing prokinetic activity.
Dual benefit of acid reduction and prokinetic effect. Fewer drug interactions than cimetidine. Monitor hepatic/renal function.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Nizatidine dose range in cats, with cited source references: PO 2.5–5 mg/kg q24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Nizatidine in cats: PO.
Cited course lengths for Nizatidine in cats include: Short to medium-term. Duration depends on the indication — match it to the specific dose rule in the table above.
Nizatidine is indicated in cats for: Gastric ulcers / gastroparesis.
These are general warnings for Nizatidine across species; consult the cat dosing table above for species-specific guidance. Dual benefit of acid reduction and prokinetic effect. Fewer drug interactions than cimetidine. Monitor hepatic/renal function.
Why a species-specific page? Nizatidine 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.