BOLE ARMENA. 219 



sore. The principal medicines of this class are opium, 

 tannin, oak-bark and chalk. 



Atropine. — The active principle of Belladonna. 



(Which See.) 



Belladonna. — Atropia Belladona. 



Belladonna is used in veterinary practice for the same 

 purposes as opium, but is to be preferred to opium on 

 account of its having no binding effect on the bowels. 

 The extract is the preparation used, and is prescribed 

 in all animals, for colic, rheumatism, coughs, sore throat 

 or bronchitis, influenza and locked-jaw. Doses, half a 

 drachm to forty or fifty grains dissolved in half an 

 ounce of the sweet spirits of nitre, and repeated three 

 times a day, in the diseases above mentioned. In diseases 

 of the eye, it is considered valuable, as it has the power 

 of contracting the iris of the eye, thus causing enlarge- 

 ment of the pupil, and breaking up adhesions between 

 the iris and the leuB, It also facilitates operations on the 

 eye. 



Benzoin. — A gum-resin, the tincture of which is 

 known as the old Friars Balsam, and is an excellent 

 application to sores, and unhealthy ulcers. 



Benzole. — This is a watery carbon, and is obtained 

 from coal tar. Use. To destroy lice, and other insects 

 in the skin of all our domestic animals. 



Bismuth, Subnitrate of. 



Use. For dogs when affected with vomiting, and 

 purging. Dose, Five to fifteen grains, given on sugar, 

 and may be repeated. 



Bole Armenia. — Formerly in great repute by old 

 horse doctors, for many diseases of all the animals, and 

 entered into almost every mixture. It is useless. 



