Magnesium Hydroxide Dosage Calculator

Magnesium Hydroxide Dosage for Dogs, Cats, Sheep, and Cattle
Trade Names: Milk of Magnesia, Carmilax, Magnalax
Functional classification: Laxative, Antacid

Magnesium Hydroxide Dosing for Dogs, Cats, Sheep, and Cattle

Important Information

For powder administration: Mix 1 lb with 1 gallon water and administer as directed.

Use with caution and follow veterinary guidance for proper administration.

Reference Source

Saunders Handbook of VETERINARY DRUGS, Page 494-495

Weight Unit Converter ▲

Weight Unit Converter ▼

From: To:

Standard Dosage Guidelines

Small Animal Dosage

Species Type Dosage Frequency
Dogs Antacid 5-10 mL/dog q4-6h PO
Cathartic 15-50 mL/dog q24h PO
Cats Antacid 5-10 mL/cat q4-6h PO
Cathartic 2-6 mL/cat q24h

Large Animal Dosage

Species Type Dosage Frequency
Sheep and Cattle Bolus 1 bolus per 27 kg (60 pounds) Once (3-4 boluses for adult cattle)
Powder with water 500 mL per 45 kg (100 pounds) Once
Polyox product 180 mL (<225 kg) or 360 mL (>225 kg) Once