THE EQUINE HOSPITAL FORMULARY. 17 



Aneurism. 



This name is given to a dilatation of an artery, and it 

 may h^ fusiform or sacculated, forming a globular projection 

 from one side of the vessel. Aneurisms are due to a 

 weakening of the arterial wall (as by atheromatous change), 

 or, in the case of small vessels, to impacted embolus or 

 tubercle. A frequent cause is excessive muscular strain. 



Drmight. 



Liquid extract of ergot, half a fluid ounce. 

 Tincture of belladonna, three fluid drachms. 

 Water, a sufficient quantity. 

 This draught may be administered twice or thrice daily, 

 if it be found necessary. 



Ball. 



Iodide of potassium, one drachm. 

 Calumba-root, four drachms. 

 Treacle or soft-soap, a sufficient quantity. 

 This ball may be given twice or thrice daily. 



Ball 



Powdered ergot, three drachms. 



Extract of gentian, sufficient to make a one-ounce ball. 



Angina Pectoris. 



This is the name given to a peculiar kind of intense pain 

 in the region of the heart, or in it, coming on suddenly. It 

 is sometimes fatal, and is rarely met witli in mankind, and 

 still more so in horses. The drugs generally used for this 

 condition include nitroglycerine, nitrite of amy], nitrite of 



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