604 THE VETERINARY SCIENCE 



Action and Use. — It is used internally as a stomach 

 stimulant to heat the stomach and bowels, and in this way 

 helps to relieve the pain in colic, indigestion, etc. 



Dose. — For horses, 1 dessertspoonful ; cattle, 1 dessert- 

 spoonful ; sheep and pigs, 1 teaspoonful ; dogs, y 2 teaspoonful. 

 In mixing up this drench it is often combined with whiskey, 

 and makes a good colic drench. 



29. Quassia Chips. 



Source. — Quassia Chips are obtained from a handsome 

 tree that grows in the West India Islands. It is odorless but 

 bitter to taste. 



Action and Use. — It is used mostly as an injection for 

 pinworms. To prepare it for injection refer to "Pinworms" 

 in Part II. 



30. Sulphuric Ether. 



Source. — Sulphuric Ether is prepared from sulphuric 

 acid and rectified spirits of alcohol, and is used in the form 

 of a clear liquid possessing a very strong odor. 



Action and Use. — It is used a great deal for putting 

 animals asleep for operations, especially dogs. For particu- 

 lars refer to "Spaying," Part V. It is sometimes given for 

 indigestion or colic, both in horses and cattle, to relieve the 

 pain and gases. 



Dose. — For horses and cattle, 1 ounce or 4 dessertspoon- 

 fuls mixed in a pint of lukewarm water. It may be given 

 every two hours. When the pain is severe, it is a very 

 effectual remedy. 



31. Salicylic Acid. 



Source. — Salicylic Acid is obtained from a plant and is 

 used in the form of a white powder. 



Action and Use. — It has a special action in cases of 

 rheumatism. As to method of using it, refer to the receipt 

 given for rheumatism. Parts II. and III. 



32. Sweet Spirits of Nitre. 



Source. — Sweet Spirits of Nitre, or Nitrous Ether, is 

 chiefly a preparation of alcohol. It is in the form of a clear 

 liquid which has a sweet taste and smell. 



