Cat · Felis catus · typical adult weight 2.50–7.00 kg
Methocarbamol Injectable is dosed at 44–150 mg/kg IV Slow IV to effect; may repeat in cats, per ROBAXIN-V INJECTION - Methocarbamol Injectable and Tablets [US Product Label for Dogs, Cats, and Horses]. Fort Dodge; 2003. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=090a3d3d-92c3-4c30-a648-436461f81702 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.882 (2026-08-01).. Methocarbamol Injectable is used in cats for Permethrin toxicity (muscle tremors). Routes documented in cats: IV. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Methocarbamol Injectable in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Robaxin-V Injectable
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| IV | 44–150 mg/kg | Slow IV to effect; may repeat | Give to effect; combine with ILE for permethrin toxicity; max 330mg/kg/day | Permethrin toxicity (muscle tremors) |
| ROBAXIN-V INJECTION - Methocarbamol Injectable and Tablets [US Product Label for Dogs, Cats, and Horses]. Fort Dodge; 2003. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=090a3d3d-92c3-4c30-a648-436461f81702 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.882 (2026-08-01). |
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Centrally acting muscle relaxant that depresses polysynaptic reflexes in the spinal cord and subcortical areas, reducing skeletal muscle hypertonicity and spasm.
IV route for acute severe muscle spasm (tetanus, strychnine toxicity, metaldehyde). Administer slowly to avoid seizures. Sedation and ataxia expected. Do not exceed 330mg/kg/day.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Methocarbamol Injectable dose range in cats, with cited source references: IV 44–150 mg/kg Slow IV to effect; may repeat. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Methocarbamol Injectable in cats: IV.
Cited course lengths for Methocarbamol Injectable in cats include: Give to effect; combine with ILE for permethrin toxicity; max 330mg/kg/day. Duration depends on the indication — match it to the specific dose rule in the table above.
Methocarbamol Injectable is indicated in cats for: Permethrin toxicity (muscle tremors).
These are general warnings for Methocarbamol Injectable across species; consult the cat dosing table above for species-specific guidance. IV route for acute severe muscle spasm (tetanus, strychnine toxicity, metaldehyde). Administer slowly to avoid seizures. Sedation and ataxia expected. Do not exceed 330mg/kg/day.
Why a species-specific page? Methocarbamol Injectable 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.