RHUBARB, EAST INDIAN, CHINA, OR TURKEY. 237 



in menstrual disorders. Also in diarrhoea and incon- 

 tinence of urine. Is useful as an application to spongy 

 and bleeding gums. 



Preparations Powdered root : Dose, 10-30 grains. 

 Fluid extract : Dose, 10-60 drops. Tincture B.P. and 

 U.S. P. ; Dose, -1 drachm. Infusion B.P. : Dose, $-1 

 ounce. Solid extract U.S. P. : Dose, 5-8 grains. Solid 

 extract B.P. : Dose, 5-15 grains. Cone, solut. B.P. : 

 Dose, -1 drachm. Syrup U.S. P. : Dose, i drachm. 

 Lozenges B.P. 



Distinctive character Root woody, cylindrical, 

 branched, deep reddish brown, .and rough externally, 

 with a coarsely fibrous bark and hard, tough, woody 

 centre. The root of Para Rhatany, derived from 

 K. argentea, Mart., has transverse cracks and a short, 

 not fibrous, fracture. Taste, very astringent. Odour, 

 none. Varying in diameter from - inch. 



RHUBARB, EAST INDIAN, CHINA, or TURKEY. 

 Rheum palmatum, Linn., . officinale, Baill. 



(And other species). 



N.O. Polygomcecs. 

 Part used Root. 



Action Astringent, tonic, stomachic, aperient. In 

 small doses the powder will cure diarrhoea ; in large 

 doses it acts as a simple and safe purgative, and is 

 justly esteemed one of the most valuable remedies we 

 possess. The tincture is chiefly used, but the powder 

 is perhaps as effective and reliable. 



Preparations Powdered root : Dose, 3-30 grains. 

 Fluid extract : Dose, 10-30 drops. Tincture comp. B.P. : 

 Dose, -4 drachms. Tincture U.S. P. : Dose, i drachm. 

 Aromat. tincture U.S. P. : Dose, drachm. Syrup 

 B.P. : Dose, -2 drachms. Concentrated solution B.P.: 

 Dose, J-i' drachm. Comp. powder B.P. (Gregory's): 

 Dose, 20-60 grains. Comp. pill B.P. : Dose, 4-8 grains. 

 Solid extract U.S. P. : Dose, 4 grains. Solid extract 



