308 VBTBRINAEY STATE BOARD 



Give the composition and the uses of Fowler's solution of arsenic. 

 State the dose for (a) the horse, (b) the dog. 

 Fowler's solution (liquor potassii arsenitis) is an arsenical 

 preparation of 1 per cent, strength. Its formula is as follows : 



Arsenous acid 1 part 



Potaasium bicarbonate 2 parts 



Compound spirits of lavender 3 parts 



Distilled water ..." 94 parts 



Used as a alterative and tonic in chronic intestinal catarrh, 

 emaciation, chronic dyspnoea (heaves) , chorea, chronic skin diseases, 

 anaemia, rachitis, osteomalacia, etc.; as a vermifuge for intestinal 

 worms; used externally to remove warts. 



(a) 2 drachms to 1 ounce, (b) 2 to 10 minims. 



What is Pearson's solution? How is it prepared? Give its uses and 

 dose. 

 Liquor sodii arsenatis (Pearson's solution) is a solution of 

 sodium arsenate. It is made the same as Fowler's solution, only 

 sodium arsenate is used in place of potassium arsenite (potagsium 

 bicarbonate and arsenous acid). It is used for the same purposes 

 and in the same doses as Fowler's solution, but is less irritating and 

 active. (See answer to preceding question.) 



Give the principal use of apomorphine for the dog. State how apomor- 

 phine is administered and mention the dose for a 40-pound 

 dog. 

 Used as a prompt and powerful emetic. Usually given hypoder- 

 mically. Dose for a 40-pound dog, ^/ib grain. 



Give the physiologic actions and the uses of belladonna. 



Belladonna is a narcotic, mydriatic, antispasmo4ic, and anodyne. 

 In small doses it is cardiac, respiratory, and spinal stimulant; in 

 large doses, a paralyzer of the secretory and motor nerve-endings 

 and a stimulator of the entire sympathetic system. 



It is used to check abnormal secretion in ptyalism, acute catarrhal 

 conditions, and polyuria. Used as an antispasmodic in colic, tetanus, 

 cough, bronchitis, and dyspnoea. It suppresses the symptoms of 

 heaves, relaxes a contracted or rigid os, and allows of parturition. 

 It is useful to relieve congestion in the beginning of acute inflam- 

 matory diseases, as laminitis, pneumonia, and pleurisy. Used exter- 

 nally in liniments for muscular pain. It is used in ophthalmology 



