Physostigmine Dosage Calculator

Physostigmine Dosage for dogs and Cats By Weight
Trade Names: Antilirium, Anticholinesterase
Functional classification: Anticholinesterase

Physostigmine Dosing for dogs and Cats By Weight

Important Safety Information

Use with caution in animals with cardiovascular disease, seizures, or respiratory conditions.

Monitor for cholinergic side effects including salivation, lacrimation, urination, and defecation.

Reference Source

Saunders Handbook of VETERINARY DRUGS, Page 662-663

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Standard Dosage Guidelines

Small Animal Dosage

Species Route Dosage Frequency
Dogs IV 0.02 mg/kg q12h
Cats IV 0.02 mg/kg q12h

Large Animal Dosage

Species Route Dosage Frequency
Horses No doses have been reported for horses
Cattle No doses have been reported for cattle
Pigs No doses have been reported for pigs