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MANUAL OF MODERN FARRIERY. 
Powdered opium . . 1 drachm, 
Lintseed meal . . 3 drachms; 
given as a ball or in a drink of gruel every three hours, and 
a strong blister put on at the same time. In cases where 
the mare is affected, the urine may be drawn off by means 
of a catheter. This will have a considerable influence in 
relieving the animal, and by taking off the tension will 
tend to abate the inflammatory symptoms. The same 
remedy is of difficult application in the horse, and should 
never be attempted by any one but a veterinary surgeon. 
STONE IN THE BLADDER. 
Symptoms. —Irregularity in the discharge of urine, with 
occasional suppression of it, and fits resembling spasmodic 
colic, are the symptoms which attend this disease. To 
ascertain if it is really stone which produces these effects, 
the horse should be thrown on his back and the hand 
introduced into the rectum, when the stone, if it exists, 
will be easily felt. 
Remedies. —If the stone is of any size it must be extracted 
by an operation, which can only be performed by a regular 
veterinary surgeon. When it is small, or only appears in 
the form of gravel, diuretics are the only remedies which 
can do good ; these, by inducing an increased flow of urine, 
may carry with it the smaller concretions. The following 
will be found a useful diuretic, given twice or thrice a day 
in a drink :— 
Purified nitre (nitrate of potash) 3 drachms, 
Digitalis ... . .1 drachm, 
DIABETES. 
Symptoms. —This disease consists in an excessive discharge 
