Levetiracetam Dosage Calculator

Levetiracetam Dosage for Dogs, Cats, Horses By Weight
Trade Names: Keppra
Functional classification: Anticonvulsant

Levetiracetam Dosing for Dogs, Cats, Horses By Weight

Important Safety Information

IV use in dogs is for emergency situations only. Duration of IV injection is approximately 3 hours.

Rectal administration in dogs may not be practical due to volume constraints.

More frequent administration or higher doses may be necessary with concurrent phenobarbital treatment in dogs.

Reference Source

Saunders Handbook of VETERINARY DRUGS, Page 469-471

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Standard Dosage Guidelines

Small Animal Dosage

Species Route Dosage Frequency Notes
Dogs PO 20 mg/kg q8h More frequent administration or higher doses may be necessary with concurrent phenobarbital treatment
PO Extended-Release 30 mg/kg q12h Extended-release tablets
IV 20-60 mg/kg IV bolus, repeated if necessary Emergency situations only. Duration approximately 3 hours
Rectal 40 mg/kg As needed 100 mg/mL solution. Volume may be too large to be practical
Cats PO 20 mg/kg q8h

Large Animal Dosage

Species Route Dosage Frequency Notes
Horses IV 30 mg/kg Short-term treatment
PO 30 mg/kg q24h