240 SYNOPSIS OF VETERINARY 



EMOLLIENTS, DEMULCENTS AND PROTECTIVE 

 AGENTS. 



GLYCERINUM— GLYCERIN. 



A liquid sweet principle obtained from fat and fixed oils and 

 containing not less than 95 per cent of absolute glycerin. 



Soluble in water and alcohol. 



Dose. — Horses and cattle, 1 to 4 ozs. ; dogs, y 2 to 2 drs. 



Preparations : — 



suppositoria glycerini — Suppositories of Glycerin. — Useful 

 in constipation. 



A number of glycerites are official and the more important 

 ones, Glyceritum Acidi Tannici, etc., have been mentioned under 

 the various drugs. 



Actions. — Internally, is somewhat antiseptic to the gastro- 

 intestinal tract, small repeated doses are laxative, large doses are 

 slightly purgative; demulcent. 



Externally, glycerin is hygroscopic, emollient and antiseptic. 



Uses Internal. — Glycerin is used as a vehicle for acrid drugs 

 and as an excipient for balls and pills. It is useful in cough mix- 

 tures to moisten the throat by virtue of its power to attract water 

 to it. (Hygroscopic.) 



Small repeated doses tend to cure chronic constipation and 

 piles. 



Injected into the rectum it quickly causes the evacuation of 

 faeces, by attracting moisture to the part and by virtue of slight 

 irritating properties it stimulates peristalsis. 



For this purpose it far exceLfs injections of soap and water, 

 etc. It should be used in flatulence. The amount sufficient to 

 produce the evacuation of faeces is quite small, two ounces for 

 horses and 1 or 2 drachms for dogs, per rectum. 



For dogs it is well to dilute it with an equal amount of water, 

 or the official suppositories may be used. 



One ounce glycerine suppositories are on the market and are 

 convenient for the larger animals. 



For horses glycerin can be injected per rectum pure, though 

 when ccld a little hot water may be added to thin it. 



Uses External. — These are many and varied. It may be 

 used wherever an emollient is indicated. 



