ExoticRx · exoticrx.com/drugs/oseltamivir
US brand names:Tamiflu
Oseltamivir is dosed at 2 mg/kg PO q12h in dogs, per Savigny MR, Macintire DK. Use of oseltamivir in the treatment of canine parvoviral enteritis. J Vet Emerg Crit Care. 2010;20(1):132-142. doi:10.1111/j.1476-4431.2009.00404.x — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.989 (2026-08-01).. Verify against current literature before clinical use.
Inhibits influenza virus neuraminidase, preventing release of new viral particles from infected cells. Also reduces parvoviral bacterial translocation empirically.
Evidence for feline/canine use is limited. Used empirically for canine parvovirus (reduces bacterial translocation/sepsis). GI upset, vomiting possible.
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.
| Species | Route | Dose | Frequency | Evidence | Source |
|---|---|---|---|---|---|
| Dog (Domestic) | PO | 2 mg/kg | q12h | Weak | Savigny MR, Macintire DK. Use of oseltamivir in the treatment of canine parvoviral enteritis. J Vet Emerg Crit Care. 2010;20(1):132-142. doi:10.1111/j.1476-4431.2009.00404.x — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.989 (2026-08-01). |
| Cat (Domestic) | PO | 2 mg/kg | q12h | Extrapolated | Plumb's Veterinary Drug Handbook, 9th Ed |
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View PlansSource citations and evidence levels available on the live page. Reference only — verify against current literature before clinical use.