BALSAMUM PERUVIANUM 341 



in southern Europe. It occurs as a thick hrown liquid, has a tarry 

 odor and taste, is partially soluble in alcohol, completely so in 

 chloroform. 



Action and Uses. These resemble those of oil of tar very 

 closely. It is chiefly used_ as a stimulant application, in psoriasis, 

 and chronic eczema. It is used in the form of an ointment as 



? Olei Oadini 3 j-iij 



Adipis S j 



M. Ft. Unguentum. 



or as a shake mixture, in alcohol, in the proportion of one part of the 

 oil to 1 or 2; of alcohol. 



ARNICA 



Synonym. Arnica Flowers 



This is official as the flowers of Arnica montana, a perennial of 

 temperate regions of Europe, Asia, and America. It contains tan- 

 nin, a volatile oil and a glucoside arnicin. 



Preparation. 



Tinctura Arnicce. H. gss — j. D. TT|,x- 



Action. Internally. Small doses taken internally slow the 

 lieart and raise blood pressure. Toxic doses cause a feeble pulse, 

 severe gastrointestinal disturbances, prostration and dilirium or 

 stupor. 



Externally. It causes redness and burning and occasionally 

 severe inflammation. Although arnica has been recommended for 

 internal medication in many diseases, the results of its use are much 

 in doubt and there are no good gTounds for its use internally. 



Externally it is a favorite remedy, employed as the tincture, as a 

 stimulating application in sprains and bruises. 



* EUPHORBIUM 



The dried juice of Huphorbia resinifera. It consists of a gum 

 resin. Used rarely in practice and always as an adjuvant to other 

 * irritants. 



* EPICARIN 



This is a condensation product of cresotinic acid, used as a para- 

 siticide, same as chrysarobin, but in about twice the strength. 



BALSAMUM PERUVIANUM 



Synonyms. Peru Balsam, Balsam of Peru 



Balsam of Peru is a brownish black syrupy liquid, obtained by 

 bruising the bark of Toluifera Pereirw, a large tree of Central 

 * Unofficial. 



