60

CAMB

used in preparing collyria, and unguents. The powder may also besprinkled or dusted upon excoriations, and sores.Calcis Carbonas Pb;ecipitatum. D. See Cketa Pr^ecip.Calcis Murias. D. See Murias Calcis.

Enters into Unguent. Calaminaris. D. Cerat. Calaminse. L. E.Calcis Phosphas Pr^cipitatum. D. See Phosphate of Lime.Calebash. P. The pumpkin gourd, Cucurbita sagenaria, the seedsof which are refreshing in form of emulsion, in strangury, and fever.Calomel. See Hydrargyri Submubias.Calomelas Pr.s:cifitatus. D. Precipitated calomel.Calumb-ss Radix. L. E. D. Calumba, or Columbo, Colombo root, isbrought from Africa, but the plant is not known to botanists. It hasa bitter unpleasant taste, is faintly aromatic, and contains cin-chonia.Incompatible with infusion of galls, or of yellow Peruvian bark; with

oxymuriate of mercury, acetate of lead, and lime water.Adulterated by mixing with it pieces of white bryony root. Other rootsalso tinged yellow, have been mixed with genuine calumba root, whichshould always be selected of a good weight, and clear colour, with-out worm-eaten pieces.Enters into Tinct. Calumba?. L. E. D. Infus. Calumba;. L.Medicinally it is tonic and stomachic, stimulant and astringent. It isused very frequently in affections of the mesenteric glands of infants,in dyspepsia, and cholera. The dose is gr. x to ^ss twice a day, orin infusion or decoction Jjss to Jij, but these will not keep.Calx. L, D. Calx Viva. E. Oxidmn calcii. P. Quicklime, com-posed of oxygen, and the semi-metal calcium. It is chiefly employedin making lime-water.Medicinally it is acrid, corrosive, caustic, depilatory, and antacid. Itis sometimes, but rarely, applied to obstinate old ulcers, in form ofpowder.Cambogia. L. Gambogia. E. D. Gamboge, a gum produced fromthe Stalagmitis cambojioides, much like cherry-tree gum, almosttasteless, but acrid in the throat and fauces. It is brittle, opaque,and of a deep yellow, so as to be used as a pigment.Adulterated in the original preparation with inferior substances, and

ought to be selected of a clear colour, and glassy fracture.Medicinally it is a drastic cathartic, and also emetic and vermifuge. Itis used in dropsy, and for tape-worm, and in obstinate costiveness,and hydrocephalus. The dose is gr. ij to gr. vj of the powder, com-bined with calomel, jalap, aloes, and other cathartics. For anasarcait is best to combine it with a solution of carbonate of potass.Enters into Pil. Cambogite Comp. L.