Symptoms

Nausea, vomiting, prostration, headache, and usually pain in the back and legs, exophthalmos, dis turbed vision, dizziness. The pulse is weak, but the heart-action is forcible, slow and irregular. Later there is delirium cordis. The intellect usually remains clear, but convulsions and coma may occur.

If death, from cardiac paralysis.

Chemical Antidote

Tannic acid, one gram.

Treatment

Wash out the stomach with warm water or remove its contents by emetics (apomorphine hydrochloride gr. 1-10 hypodermatically, zinc sulphate, two grams, or a tablespoonful of mustard to a wineglass of water), repeated in fifteen minutes, if necessary. Keep up the body temperature with dry heat applications. Em-ploy artificial respiration, if necessary. Give brandy or whiskey by mouth, and magnesium sulphate, or some other saline cathartic, to evacuate the bowels.

Contra-Indicated

Any exertion.