• S MATERIA MSDICA. 



GoulanVs extract, or extract of satura 

 (acetated water of litharge) , is' made by mix- 

 ing litharcie with vinegar, and simmering 

 the mixture for a considerable time over a 

 slow fire. From the same materiajs, and 

 Tarying the process a little, sugar of had is 

 prepared f acetated lead. J 



There is a medicine much used in human 

 medicine, in febrile complaints termed minm 

 derus's spirit, which is made by adding very 

 gradually to vinegar, salt of hartshorn, or 

 prepared ammonia, until it ceases to produce 

 effervescence or boiling, and has destroyed 

 the acidity of the vinegar : this medicine 

 has been given to horses in cases of fever 

 and apparently with good effect — The dos'e 

 8 or iO ounces. 



For all veterinary purposes, common 

 vinegar is equal, if not superior,, to that 

 which is distilled, ' ! 



Tartareous Acjd, or Acid of Tartar ; 

 Cream of Tartar, consists principally of this 

 acid having a small proportion of vegetable 

 alkali, or potash (kali), combined with it. 



Though cream of Tartar has been found 

 useful in human medicine, it has no percep- 

 tible efFc'Ct upon the horse, and I believe Js 



