Cetrarin Merck.—C.P., Cryst.

Cetraric Acid.—White needles, conglomerated into lumps; bitter.—Sol. in alkalies and their carbonates; slightly in water, alcohol, ether.—Hematinic, Stomachic, Expectorant.—Uses: Chlorosis, incipient phthisis, bronchitis, digestive disturbances with anemia, etc.—Dose: 11/2—3 grn.

Chalk,—see Calcium Carbonate.

Chamomilla Compound (Fraser's).

Not completely defined.—(Stated: "Mixture of mother tinctures of cinchona, chamomilla, ignatia, and phosphorus, with aromatics and nux vomica.—Nerve Tonic, Stomachic.—Dose: 1 fl. dr. before meals and at bedtime, with tablespoonful hot water.")

Charcoal—U.S.P.

Wood Charcoal.—Dose: 10—30 grn.

Chelidonium—U.S.P.

Celandine.—Dose: 10—40 grn.

Chenopodium—U.S.P.