BELLADONNA BOOT 373 



alkaloid. Belladonna leaves contain about 0.46 per cent, 

 atropine. 



Dose.— H. & C, § ss.-i. (15.-30.); D., gr.i.-v. (.06-.3). 



PREPAEATIONS. 



Extr actum Belladonnce Foliorum. Extract of Belladonna Leaves 

 (U. S. &B. B.) 

 Made by percolation and evaporation to pilular consistence. Used 

 in preparing the unguentum belladonnae. Contains 1.4 per cent, of 

 mydriatic alkaloids. 



Dose.— H. & C, gr.x.-xx. (.6-1.3); Sh. & Sw., gr.ii.-iv. (.13-34.); 

 D.,gr.i-i(.008-.03). 



Tinciura Belladonnce Foliorum. Tincture of Belladonna Leaves. 

 (U. 8. & B. P.) 

 Belladonna leaves, 100, diluted alcohol to make 1,000. Made by 

 maceration and percolation. (U. S. P.) 

 Dose.— D., mv.-xxx. (.3-3.). 



Unguentum Belladonnce. Belladonna Ointment. (U. S. & B. P.) 



Extract of belladonna leaves, 10 ; diluted alcohol, 5 : benzoinated 

 lard, 85. (U. S. P.) 



BELLADONNiE Eadix. Belladonna Boot. 



Synonym. — Bacine de Belladonne/ Fr.; wolfskirschen- 

 wurzel, tollkirschen-wurzel, G. / 



Derivation. — The root of Atropa Belladonna Linne (nat. 

 ord. solanacese). In cylindrical, somewhat tapering, longi- 

 tudinally wrinkled pieces, 10 to 25 mm. or more in thickness ; 

 externally brownish-gray, internally whitish ; fracture nearly 

 smooth and mealy, not radiating or showing medullary rays 

 in the thicker roots, only in the layer near the bark ; nearly 

 inodorous, taste sweetish, afterwards bitterish and strongly 

 acrid. 



Constituents. — Same as leaves. Contains 0.2 to 0.6 per 

 cent, atropine. 



PREPARATIONS. 



Fluidextraotum Belladonnce Radids. Fluidextract of Belladonna Root. 



(U. S. P.) 

 Made by percolation with alcohol and water, and evaporation. 

 One cc. of the extract = one gm. of belladonna root. Standarizcd so 

 that 100 cc. of the fluidextract contain 0.5 gm. of mydriatic alkaloids. 

 The most leliable preparation. 



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