APERIENTS—ASTRINGENTS, 355 
Ordinary castor oil mixture: 
15,—Castor oil, 3 ounces. . 
Syrup of buckthorn, 2 ounces, - 
Syrup of poppies, 1 ounce. 
Mix, and give a tablespoonful to a medium-sized dog. 
Very strong purgative mixture : 
16.—Jalap, 10 grains. 
Epsom salts, 2 drachms. 
Subcarbonate of soda, 10 grains. 
Infusion of senna, 1 ounce. 
Tincture of senna,:2 drachms. 
Tincture of ginger, 15 drops.. - i e 
Mix and give as a drench. - For a small dog, give one-half, one-third, 
or one-quarter, according to size. ; 
A purgative clyster : 
17,—Castor oil, 4 ounce. 
Spirit of turpentine, 2 to 3 drachms. 
Common salt, 4 ounce. 
Gruel, 6 to 8 ounces. 
Mix all together, and inject carefully per anum. 
ASTRINGENTS 
Produce contraction in all living tissues with which they are 
placed in apposition, either directly or by means of absorption 
into the circulation. Of these, opium, gallic acid. alum, bark, 
catechu, sulphate of zinc, nitrate of silver, and chloride of zinc are 
the most commonly used. 
An astringent bolus for diabetes or internal hemorrhage : 
18.—Gallic acid, 3 to 6 grains. 
Alum, 4 to 7 grains. | 
Purified opium, 1 to 2 grains. 
Mix with syrup, and give two or three times a day to a large dog. _ 
Or, ee 
19.—Nitrate of silver, 4 grain. 
Crumb of bread, énough to make a small pill. 
To be given twice a day, : 
Astringent wash for the eyes: 
20.—Sulphate of zine, 5 to. 8 grains. 
Water, 2 ounces.—Mix. - 
Or, . i ere 
. . 21.-Extract of goulard, 1. drachm, 
Water, 1 ounce.—Mix. 
