: | 4 
= known as Peruvian Bark. 
The dried bark of Cinchona calisaya (yellow), Cinchone 
_ tucujensis (pale), and Cinchona succirubra (red) is used, j 
The last-named is richest in alkaloids, 
The chief constituents of the bark are quinine, quinidine, — 
- dachonidine, and cinchonine. 
Tonic; antiperiodic. 3 
: Employed i in malaria, anorexia, aihiy: 
° 
STANDARDIZED Propucts: 
| Pid Extract Cinchona, U. S. P.; standard, 4% 
~ ether-soluble alkaloids, anhydrous. Average dose, 
Va 
a Pi Extract. Ginchona, detannated, Dose, 1-2 to 
: oo eee 
Fluid Filet Cadac. aes standard, 3% ether- 
soluble alkaloids. Dose, 1-2 to 1 fl. dr. 
- Fluid ‘Extract Cinchona, red; standard, 5% anhy- 
: ~ drous alkaloids. Dose, 1-4 to 1 fl, dr. 
‘Ale several ‘compound fluid extracts. 
Tincture Cinchona, 295 S. P.; standard, 0. aa 
anhydrous cether-soluble ek Average dose, 
