Cat · Felis catus · typical adult weight 2.50–7.00 kg
Colistimethate Sodium (Colistin Inhalation) is used in cat for MDR gram-negative pneumonia. Routes documented in cat: Inhalation. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Colistimethate Sodium (Colistin Inhalation) in cat, drawn from published veterinary references. Verify against current literature before clinical use.
Trade names: Coly-Mycin M, Polymyxin E, Colistin
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| Inhalation | 2.5–5 mg CBA/kg | q12h via nebulization | 7-14 days | MDR gram-negative pneumonia | Weak | Plumb's Veterinary Drug Handbook, 9th Ed |
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Interacts with LPS in gram-negative outer membranes causing membrane disruption and cell death. Bactericidal.
Nephrotoxic and neurotoxic. Bronchospasm with inhalation. Last-resort agent for MDR gram-negative infections.
Species-specific contraindications and adverse-reaction reports for cat may differ from canine / feline reference data — consult the primary citations listed with each rule.
Why a species-specific page? Colistimethate Sodium (Colistin Inhalation) pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cat — 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.