Voriconazole Dosage Calculator

Voriconazole Dosage for Dogs, Cats, Birds, Horses By Weight
Trade Names: Vfend
Functional classification: Antifungal

Voriconazole Dosing for Dogs, Cats, Birds, Horses By Weight

Important Safety Information

Cats: Administer a loading dose of 25 mg per cat (range 4.2-4.6 mg/kg) PO, followed by 12.5 mg (2-2.3 mg/kg) every other day.

Birds: Administer as powder or crushed tablets mixed with water in a liquid suspension (0.5 mg/mL).

Use with caution and monitor for adverse effects with multiple dosing.

Reference Source

Saunders Handbook of VETERINARY DRUGS, Page 872-874

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Standard Dosage Guidelines

Small Animal Dosage

Species Route Dosage Frequency
Dogs PO 5-6 mg/kg q12h
Cats PO 2-2.3 mg/kg Every other day (after loading dose)
Birds PO 10 mg/kg q12h

Large Animal Dosage

Species Route Dosage Frequency
Horses PO 2-4 mg/kg q24h or 3 mg/kg q12h
IV 1.5 mg/kg q24h