Cat · Felis catus · typical adult weight 2.50–7.00 kg
Cimetidine is dosed at 5–10 mg/kg PO q6-8h in cats, per Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.292 (2026-08-01).. Cimetidine is used in cats for Gastric acid reduction. Routes documented in cats: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Cimetidine in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Tagamet
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 5–10 mg/kg | q6-8h | As needed | Gastric acid reduction | Moderate | Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.292 (2026-08-01). |
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Competitively blocks histamine H2 receptors on parietal cells, reducing basal and stimulated gastric acid secretion.
Inhibits cytochrome P450 enzymes (many drug interactions — theophylline, benzodiazepines, etc.). Less potent than famotidine. Gynecomastia with chronic use in humans. Give 30 min before meals.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Cimetidine dose range in cats, with cited source references: PO 5–10 mg/kg q6-8h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Cimetidine in cats: PO.
Cited course lengths for Cimetidine in cats include: As needed. Duration depends on the indication — match it to the specific dose rule in the table above.
Cimetidine is indicated in cats for: Gastric acid reduction.
These are general warnings for Cimetidine across species; consult the cat dosing table above for species-specific guidance. Inhibits cytochrome P450 enzymes (many drug interactions — theophylline, benzodiazepines, etc.). Less potent than famotidine. Gynecomastia with chronic use in humans. Give 30 min before meals.
Why a species-specific page? Cimetidine 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.