MASTICHE 2QI 



pleasantly scented. (Root-bark.) It acts as an excitant to the unstriped 

 muscular fiber, particularly of the bladder, and is therefore an efficient remedy 

 in incontinence of urine. Dose: 5 to 30 gr. (0.3 to 2 Gm ). 



319. MASTICHE, N.F. 

 MASTIC 



A concrete resinous exudation from Pista'cia lentis'cus Linnet A shrub about 12 

 feet high. Fruit a small, roundish drupe, brownish-red, produced chiefly 

 in the island of Scio. 



FIG. 166. PMacia lenliscus Branch. 



DESCRIPTION OF DRUG. A handsome-appearing resin, globular, somewhat 

 elongated, yellowish, translucent tears about the size of a pea, brittle, and 

 dusty from powder derived from attrition; plastic when chewed; odor balsa- 

 mic; taste slight turpentine-like and faintly bitter. Soluble in ether and 

 nearly so in alcohol. 



CONSTITUENTS. Volatile oil i to 2 per cent., and two resins, mastichic acid 

 (alpha-resin), soluble in alcohol, and masticin (beta-resin), insoluble in 

 alcohol, but soluble in ether. 



