JABORANDI FOLIA. JABORANDI LEAVES. The dried leaflets of 

 Pilocarpus Jaborandi. Dull green oblong, 2>^-4 inches long, glabrous or 

 almost so, showing oil-glands if held up to the light, odour aromatic when 

 bruised, taste at first bitter and aromatic afterwards pungent and increasing 

 the flow of saliva. The active principle is the alkaloid pilocarpine. 



2 Extractum Jaborandi Liquidum. Dose, 5-15 min.; 0.3-1 c.c. 

 Alcoholic. 



3 Tinctura Jaborandi. Dose, 30-60 min.; 2-4 c.c. 

 20; Alcohol 45%, 100: by percolation. 



PILOCARPIN^E NITRAS. Dose, 1/20- K gr.; 3-3 mgms. 

 A white crystalline powder. Soluble 1 in 8-9 of water, slightly in cold, 

 freely in hot alcohol. 



Jalapa. Jalap. Dose, 5-20 grs.; 3-12 dgms. 



The dried tubercules of Ipomoea purga. Dark brown, irregularly oblong, 

 ovoid, napiform or fusiform roots, from 1-3 inches long, hard, compact 

 and heavy; externally wrinkled and furrowed and marked with small 

 transverse scars. Internally varying in colour from yellowish-grey to 

 dingy brown. Odour characteristic, taste at first sweet but afterwards 

 acrid and disagreeable. The resin contains the active principles, which 

 are two glucosides, jalapin and scammonin. 



2 Extractum Jalapae. Dose, 2-8 grs.; 1-5 dgms. 



A dried product obtained by evaporation of an alcoholic and an aqueous 

 extract. 



^ulvis Jalapse Compositus. Dose, 20-60 grs. ; 1.2-4 gms. 

 33.3; Acid Potassium Tartrate, 60; Ginger, 6.6. 



ijalapse Resina. Dose, 2-5 grs.; 1-3 dgms. 



Dark brown opaque fragments translucent at the edges, brittle; odour 

 sweetish; taste acrid. Soluble, readily in alcohol, insoluble in water. 



3 Tinctura Jalaps. Dose, 30-60 min. ; 2-4 c.c. 

 Standardised to contain 1.5% of Jalap Resin. 



Juniper (see Oleum Juniperi p. 76). 



KAOLINUM. KAOLIN. A native aluminium silicate, powdered and 

 freed from gritty particles by elutriation. A soft whitish powder. In- 

 soluble in water. 



KINO. KINO. Dose, in powder, 5-20 grs. ; 3-12 dgms. 



The juice obtained from the incisions in the bark of Pterocarpus mar- 

 supium. In small, angular, brittle, reddish-black fragments; inodourous, 

 very astringent and tinges the saliva red if chewed. Partially soluble in 

 water, almost entirely soluble in alcohol. Contains a tannic acid. 



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