Merck Manual

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Dosages of Griseofulvin

Dosages of Griseofulvin


Dosage, Route, and Frequency

Dogs, cats

Microsized: 10–50 (up to 130) mg/kg/day, PO, or divided q 8–12 h

Ultramicrosized: 5–20 (up to 50) mg/kg/day, PO

Horses, ruminants

5–10 mg/kg/day, PO, for 3–6 weeks, or longer if required

15 mg/kg/day, PO, for 2-4 weeks (foals)

Rodents, rabbits, fur animals

25–50 mg/kg/day, PO, for 30 days