ExoticRx · exoticrx.com/drugs/baloxavir-marboxil
US brand names:Xofluza
Baloxavir Marboxil is dosed at 1–2 mg/kg PO Single dose in cats, per Plumb's Veterinary Drug Handbook, 9th Ed. Verify against current literature before clinical use.
Inhibits cap-dependent endonuclease in the influenza polymerase acidic (PA) protein, blocking viral mRNA synthesis. Active against influenza A and B.
Single-dose treatment. Resistance can emerge (I38T substitution). GI upset. Novel mechanism. No veterinary data.
Species references:All Cat (Domestic) drugsAll Dog (Domestic) drugs
Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.
A dog/cat sample is shown here. Cited dosing for all 2 species — reptiles, birds, pocket pets, livestock, and equine — is free on the per-species pages above. Pro adds the weight-based calculator for every species.
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View PlansSource citations and evidence levels available on the live page. Reference only — verify against current literature before clinical use.