56 VETERINARY 



But if, after using this mixture and bandages 

 six or eight days, no amendment is perceived, re- 

 course may be to had the blister-ointment, which 

 must be rubbed well in all round the joint with the 

 hand, and may be repeated, if necefsary, in 

 eight or ten days; this seldom fails to effect a cure. 



But if blistering the part fails, as is fometimes 

 the case in violent strains, firing, in perpendicular 

 lines, but so as not to penetrate through the skin, 

 is our last resource. 



The following blister -ointment we have ever 

 found the best : as it is easily made, and, if pro- 

 perly applied, has always the desired effect, and 

 never destro}^ the roots of the hair. 



Take cantharides in fine powder, one ounce ; 

 purified lard, if in summer, or the best 

 olive oil, if in winter, four ounces: mix; 

 them well together for use. 



The above ointment may be made stronger 

 or weaker, by adding or diminishing the cantha- 

 rides. 



Sprains are likewise the cause of those dis- 

 eases of joints called Bog Spavin, Thorough- 

 pin, and Windgalls ; which being principally 



