Cat · Felis catus · typical adult weight 2.50–7.00 kg
Ertapenem is dosed at 15–30 mg/kg IV q8h in cats, per Plumb's Veterinary Drug Handbook, 10th ed (2023, held copy; the original seed cited the 9th, which was never consulted) — Plumb's 10th ed (held) printed p.472, Ertapenem monograph; page located 2026-08-05 from the book's own running heads, verified to name the drug in its body text. — SOURCE EDITION: Plumb's Veterinary Drug Handbook — ISBN 9781394172207, https://openlibrary.org/isbn/9781394172207. Ertapenem is used in cats for Complicated infections. Routes documented in cats: IV. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Ertapenem in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Invanz
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| IV | 15–30 mg/kg | q8h | 5-14 days | Complicated infections | Weak | Plumb's Veterinary Drug Handbook, 10th ed (2023, held copy; the original seed cited the 9th, which was never consulted) — Plumb's 10th ed (held) printed p.472, Ertapenem monograph; page located 2026-08-05 from the book's own running heads, verified to name the drug in its body text. — SOURCE EDITION: Plumb's Veterinary Drug Handbook — ISBN 9781394172207, https://openlibrary.org/isbn/9781394172207 |
Every held source for this drug and species, as printed. Where they differ, both are shown — the choice is yours, not ours.
| Dose (mg/kg) | Route | Source | As printed |
|---|---|---|---|
| 30 | IV | Papich Saunders Handbook of Veterinary Drugs, 4th edp.325 | • 30 mg/kg qh8 (every 8 hours) IV or SQ. |
Figures are transcribed from the cited page or table of each held edition and are shown for reference only. They are not dose recommendations, they do not feed the calculator, and none has been reviewed by a veterinarian.
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Binds PBPs inhibiting cell wall synthesis. Broad spectrum but lacks activity against Pseudomonas and Acinetobacter.
Seizure risk, especially in CNS disease or renal impairment. GI upset common. Adjust for 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.
Ertapenem dose range in cats, with cited source references: IV 15–30 mg/kg q8h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Ertapenem in cats: IV.
Cited course lengths for Ertapenem in cats include: 5-14 days. Duration depends on the indication — match it to the specific dose rule in the table above.
Ertapenem is indicated in cats for: Complicated infections.
These are general warnings for Ertapenem across species; consult the cat dosing table above for species-specific guidance. Seizure risk, especially in CNS disease or renal impairment. GI upset common. Adjust for renal function.
Why a species-specific page? Ertapenem 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.