FieldDx

Drug reference ยท Amprolium

AmproliumDose, contraindications and adverse effects for Cats, Cattle and Dogs.

What it is used for

Antiprotozoal agent / coccidiostat. Treatment and prevention of coccidiosis in cattle, sheep, swine, and poultry.

Dose by species

Dose5 mg/kg q24hCalves
Dose10 mg/kg PO q24hCalves

Doses are shown as published, not averaged across sources. Enter the animal’s body weight in the interactive drug guide to calculate the amount.

How it works

Competitive thiamine inhibitor, blocking protozoal reproduction.

Do not use in

Long-term high doses may induce thiamine deficiency.

Main adverse effects

Toxicity is observed only at high doses. CNS signs are caused by thiamine deficiency, which may be reversed by adding thiamine to the diet.

Monitoring

No specific monitoring is necessary.

Withdrawal

A withdrawal interval is stated for this drug. It depends on the formulation, route and dose, so read the exact wording in the interactive drug guide before treating a food animal.

Conditions it is used for

Coccidiosis Coccidiosis (Eimeria and Isospora Infestation)

Source

Plumb (p. 84); Papich (pp. x, 31)

Papich Handbook of Veterinary Drugs, 5th Edition (p. 55)

Condensed and attributed, never reproduced whole. Open the full entry in the app.