Cat · Felis catus · typical adult weight 2.50–7.00 kg
Linezolid is dosed at 10 mg/kg PO q12h in cats, per Foster JD, Trepanier LA, Ginn JA. Use of linezolid to treat MRSP bacteremia and discospondylitis in a dog. J Am Anim Hosp Assoc. 2014;50(1):53-58. doi:10.5326/jaaha-ms-5947 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.791 (2026-08-01).. Linezolid is used in cats for MRSA infections. Routes documented in cats: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Linezolid in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Zyvox
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 10 mg/kg | q12h | 7-14 days | MRSA infections | Weak | Foster JD, Trepanier LA, Ginn JA. Use of linezolid to treat MRSP bacteremia and discospondylitis in a dog. J Am Anim Hosp Assoc. 2014;50(1):53-58. doi:10.5326/jaaha-ms-5947 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.791 (2026-08-01). |
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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.
Binds 23S rRNA of the 50S ribosomal subunit, preventing formation of the 70S initiation complex. Active against MRSA and VRE.
Reserve for resistant infections. Thrombocytopenia with prolonged use (>14 days). Serotonin syndrome risk with concurrent serotonergic drugs. Expensive.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Linezolid dose range in cats, with cited source references: PO 10 mg/kg q12h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Linezolid in cats: PO.
Cited course lengths for Linezolid in cats include: 7-14 days. Duration depends on the indication — match it to the specific dose rule in the table above.
Linezolid is indicated in cats for: MRSA infections.
These are general warnings for Linezolid across species; consult the cat dosing table above for species-specific guidance. Reserve for resistant infections. Thrombocytopenia with prolonged use (>14 days). Serotonin syndrome risk with concurrent serotonergic drugs. Expensive.
Why a species-specific page? Linezolid 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.