Dog · Canis lupus familiaris · typical adult weight 2.00–80.00 kg
Interferon Omega (Feline) is dosed at 2.5 MU/kg IV q24h for 3 days in dogs, per BSAVA Small Animal Formulary 10th Ed (2020), Part A, PDF p.227 (printed p.211), Interferon omega DOSES, Dogs; corroborated by Plumb's Veterinary Drug Handbook (10th Ed 2023) PDF p.711 (printed p.684), Interferon Omega Feline Origin, DOGS — Plumb's 10th ed (held) printed p.683-684 (corpus PDF p.710-711), Interferon Omega, Feline Origin monograph, Dosages — DOGS [LOCATOR CORRECTED 2026-08-12 — the clause previously here named the Interferon Alfa, Human Recombinant monograph, a different molecule]; page located 2026-08-05 from the book's own running heads, verified to name the drug in its body text. — SOURCE EDITION: BSAVA Small Animal Formulary, Part A — Canine and Feline — ISBN 9781910443705, https://openlibrary.org/isbn/9781910443705; Plumb's Veterinary Drug Handbook — ISBN 9781394172207, https://openlibrary.org/isbn/9781394172207. Interferon Omega (Feline) is used in dogs for Canine parvovirus adjunct therapy. Routes documented in dogs: IV. A typical adult dog weighs 2.00–80.00 kg. ExoticRx lists 1 cited dose rule for Interferon Omega (Feline) in dogs, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Virbagen Omega
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| IV | 2.5 MU/kg | q24h for 3 days | 3 consecutive days early in disease | Canine parvovirus adjunct therapy | Moderate | BSAVA Small Animal Formulary 10th Ed (2020), Part A, PDF p.227 (printed p.211), Interferon omega DOSES, Dogs; corroborated by Plumb's Veterinary Drug Handbook (10th Ed 2023) PDF p.711 (printed p.684), Interferon Omega Feline Origin, DOGS — Plumb's 10th ed (held) printed p.683-684 (corpus PDF p.710-711), Interferon Omega, Feline Origin monograph, Dosages — DOGS [LOCATOR CORRECTED 2026-08-12 — the clause previously here named the Interferon Alfa, Human Recombinant monograph, a different molecule]; page located 2026-08-05 from the book's own running heads, verified to name the drug in its body text. — SOURCE EDITION: BSAVA Small Animal Formulary, Part A — Canine and Feline — ISBN 9781910443705, https://openlibrary.org/isbn/9781910443705; Plumb's Veterinary Drug Handbook — ISBN 9781394172207, https://openlibrary.org/isbn/9781394172207 |
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These ranges are per kg. Enter your dog's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
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 dogs may differ from canine / feline reference data — consult the primary citations listed with each rule.
Interferon Omega (Feline) dose range in dogs, with cited source references: IV 2.5 MU/kg q24h for 3 days. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Interferon Omega (Feline) in dogs: IV.
Cited course lengths for Interferon Omega (Feline) in dogs include: 3 consecutive days early in disease. Duration depends on the indication — match it to the specific dose rule in the table above.
Interferon Omega (Feline) is indicated in dogs for: Canine parvovirus adjunct therapy.
These are general warnings for Interferon Omega (Feline) across species; consult the dog dosing table above for species-specific guidance. Transient fever and lethargy. Approved for feline use in EU/Japan. Not available in US. Species-specific so no neutralizing antibodies.
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 dogs — 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.