638 
MANUAL OF MODERN FARRIERY 
has been said to be effectual:—Finely-powdered white glass, 
a tea-spoonful to be mixed up with butter, and to be given 
to the dog every day until worms are voided, and, if neces¬ 
sary, the quantity of glass in each dose should be increased. 
3. The following specific has also been administered :— 
Pulverized pewter . 1 drachm 10 grains, 
JSthiop’s mineral . 16 grains; 
to be mixed up with butter and a little flour, and made into 
small balls. 
This to be given three or four times every alternate day. 
The dog to be kept warm. Whey or pot-liquor may be 
given three or four hours afterwards ; and he should con¬ 
tinue without any grosser aliment till the medicine has 
taken effect. These, however, cannot be depended upon; but 
the following are more likely to prove effectual :— 
Powdered aloes . . 16 grains, 
Powdered scammony . 8 grains ; 
to be divided into from four to eight powders, according to 
the size of the dog, and one to be given every morning, made 
into a ball, with lintseed-meal and treacle. In six hours 
afterwards give the following injection :— 
Spirit of turpentine . 2 drachms, 
Olive-oil ... 2 ounces. 
These worms are very difficult to eradicate, and although 
thousands may be expelled, still many may remain behind, 
and besides, they increase with astonishing rapidity. 
The Marginated Round-worm , is more easily expelled than 
the former; but to ensure this completely, it is necessary 
to persevere with the medicine employed for some time, and 
to keep up a continued action in the intestinal canal. This 
is requisite so as to expel the eggs also 
