Cat · Felis catus · typical adult weight 2.50–7.00 kg
Interferon Omega (Feline) is used in cat for FeLV/FIV/FIP antiviral immunotherapy. Routes documented in cat: SC. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Interferon Omega (Feline) in cat, drawn from published veterinary references. Verify against current literature before clinical use.
Trade names: Virbagen Omega
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| SC | 1 MU/kg | q24h for 5 days, repeat at 14, 60, and 120 days | Protocol: days 0-4, 14-18, 60-64, 120-124 | FeLV/FIV/FIP antiviral immunotherapy | Moderate | BSAVA Small Animal Formulary, 10th Ed |
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Feline recombinant interferon omega with antiviral, antiproliferative, and immunomodulatory activity. Species-specific, reducing antibody formation.
Transient fever and lethargy. Approved for feline use in EU/Japan. Not available in US. Species-specific so no neutralizing antibodies.
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? Interferon Omega (Feline) 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.