Captopril Dosage Calculator

Captopril Dosage for Dogs and Cats By Weight
Trade Names: Capoten, Lopirin, Captoril, Acepress
Functional classification: Vasodilator, angiotensin-converting enzyme (ACE) inhibitor

Captopril Dosing for Dogs and Cats By Weight

Important Safety Information

Use with caution in animals with renal impairment, hypotension, or dehydration.

Monitor renal function and electrolytes during therapy. Do not use in pregnant animals.

Reference Source

Saunders Handbook of VETERINARY DRUGS, Page 132-133

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Standard Dosage Guidelines

Small Animal Dosage

Species Route Dosage Frequency
Dogs PO 0.5-2 mg/kg Every 8-12 hours
Cats PO 3.12-6.25 mg/cat or 0.5-1 mg/kg Every 8 hours

Large Animal Dosage

Species Route Dosage Frequency
Large Animals - No dose has been reported -