Fluidextractum Corydalis (Fldext. Corydal.), Fluidextract of Corydalis, N.F.—Corydalis (100%). Absolute alcohol content about 65 per cent.

Dosage: 0.65 Cc. or 10 minims (N.F.).

Cotarninae Hydrochloridum (Cotarn. Hydrochl.), Cotarnine Hydrochloride, U.S.P. (Cotarnine Chloride; Stypticin).

Yellow, odorless powder. Freely soluble in water and alcohol, yielding yellow solutions.

Action and Uses: Used to check functional uterine hemorrhage. The mechanism of its action has not been explained, and its efficiency is somewhat questionable.

Dosage: 0.06 Gm. or 1 grain (U.S.P.).

Coumarinum (Coumar.), Coumarin, N.F.

Colorless, fragrant crystals, with a bitter, burning taste. Sparingly soluble in cold water; freely soluble in alcohol.

Action and Uses: Perfume and flavor.

Creosoti Carbonas (Creosot. Carb.), Creosote Carbonate, U.S.P.—A mixture of the carbonates of various constituents of creosote, chiefly guaiacol and cresol.