82 PRIVATE PRESCRIPTIONS 
which has an irritating discharge from the womb, and 
injury to the penis in passing small stones may all be 
classed as causes. 
HOW TO KNOW IT. 
By soreness in the sheath and penis, both being swollen 
some. The patient will pass water in small jets, and will 
show that the act of urinating gives him pain. The head 
of the penis will be found sore and hot and there will be a 
discharge of pus. 
WHAT TO DO. 
Keep the bowels of the patient well open and bathe all 
the sore parts well with warm water once a day and follow 
with an injection into the penis of this: 
PRESCRIPTION. 
Lead, Acetate of 20... )s.« 10. 9~) Ipeyqmmme 
Zine, Sulphate of .. 4.0... . |. S33 qdinaeieeea 
Water, g -S. ad. 2. 2 nes es 
Mix an! shake well, inject an ounce or two once a day 
into urethra. After the sixth day change to this: 
PRESCRIPTION. 
Silver, nitrateiot .!. 4 eee grains 
Morphine, sulphate of . . . . . . 10 Sime 
Water, q.°S. ad... 25s oe 4 Sie 
Mix and inject night and morning. Feed light soft feed. 
Urinary Calculi. 
The carbonates of lime and magnesia are the principal 
components of the calculi of the horse, and they are due 
