Epsom Salts and Magnesium Toxicity

Epsom Salts and Magnesium Toxicity in Horses

by Robert N. Oglesby DVM

Introduction

Introduction » Clinical Signs » Cause » Treatment » More Info & Discussions

Magnesium sulfate (Epsom Salts) is frequently used as a laxative in colicky horses. Magnesium toxicity has been observed infrequently in horses treated with Epsom Salts for colic. Certain preexisting factors seem to predispose horses to the poisoning. This article discusses the cause, clinical signs, and treatment of mangesium toxicity. For more on magnesium in the diet of horses see, Minerals and Nutrition.

Clinical Signs

Introduction » Clinical Signs » Cause » Treatment » More Info & Discussions

The primary clinical sign is flaccid paralysis leading to recumbency. You may see sweating, agitation, and tremors initially. Heart rates are variable. Clinical signs usually begin four to six hours after administration but this may vary greatly.

Cause

Introduction » Clinical Signs » Cause » Treatment » More Info & Discussions

                       
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