244 avery's own faerier 



food, and which, when properly digested, go lo the sup- 

 port and growth of bone, but when not thoroughly 

 digested go into the urinary organs, and there form gravel 

 and stone. Hence we see the evil consequences arising 

 from too strong or oft repeated diuretics, which excite 

 those organs so as to secrete an undue amount of the 

 fluids that would otherwise go to help form the blood 

 and bone of the animal. 



Erhines — Are substances which occasion a discharge at 

 the nostrils. Any substance in fine powder blown up the 

 nostril has this effect, and it is more or less in proportion 

 to the stimulating nature of the substance used; they are 

 sometimes used in colds and inflammation of the eye. &c. 

 Snuff, cayenne and hartshorn are used for this purpose. 

 JHunif burnt or dried, is used sometimes to destroy fun- 

 gus (proud-flesh), and, when mixed with honey, it may 

 be employed in taking off specks, or film from the eye, to 

 advantage. Onions^ halved and scraped under the nostril, 

 are excellent to loosen, and create a discharge at the 

 nose, in colds, catarrh, &c. 



Tallies — Are understood to Strengthen and invigorate 

 the system. 



Astringents — Are such substances as when applied to 

 the animal body produce contraction and condensation in 

 the soft parts, and thereby increase density and cohesion; 

 that is, they pucker the parts to which they are applied. 

 A decoction of the oak ba.k, and alum, hemlock, &c., 

 are powerful astringents; catechu is also used for this 

 purpose But perhaps the most powerful one known to 

 be used (as an outward application), is the tonic acid, 

 which is to be first cut with alcohol, when it is fit for 



