Epitome of the Pharmacopeia of the United States and the National Formulary Part 20

Colorless crystals or white powder, with a mild camphoraceous odor and taste. Freely soluble in alcohol (1:6.5); almost insoluble in water.

ACTION AND USES: Formerly recommended as a sedative and hypnotic but now seldom used. Value doubtful.

DOSAGE: 0.125 Gm. or 2 grains (U.S.P.).

=Canella (Canell.), Canella, N.F.=--A bark.

ACTION AND USES: Obsolete aromatic bitter, without advantage over gentian.

DOSAGE: 2 Gm. or 30 grains (N.F.)

=Cannabis (Cannab.), Cannabis, U.S.P.= (Cannabis Indica, U.S.P.

VIII).--Flowering tops of _Cannabis sativa_ (or var. _indica_).

ACTION AND USES: A narcotic poison, producing a mild delirium. Used in sedative mixtures, but of doubtful value.

Also employed to color corn remedies.

_Extractum Cannabis (Ext. Cannab.), Extract of Cannabis, U.S.P._--a.s.sayed biologically by producing incoordination in dogs.

DOSAGE: 0.01 Gm. or 1/6 grain (U.S.P.). Physicians who prescribe extract of cannabis should specify the biologically a.s.sayed preparation.

_Fluidextractum Cannabis (Fldext. Cannab.), Fluidextract of Cannabis, U.S.P._--Cannabis (100%). a.s.sayed biologically by producing incoordination in dogs. Absolute alcohol content about 80 per cent.

DOSAGE: 0.1 Cc. or 1-1/2 minims (U.S.P.). Physicians who prescribe fluidextract of cannabis should specify the biologically a.s.sayed preparation.

_Tinctura Cannabis (Tr. Cannab.), Tincture of Cannabis, U.S.P._ (Tinctura Cannabis Indicae, U.S.P. VIII).--Cannabis (10%) in alcohol.

a.s.sayed biologically by producing incoordination in dogs. Absolute alcohol content about 90 per cent.

DOSAGE: 0.75 Cc. or 12 minims (U.S.P.). Those physicians who prescribe tincture of cannabis should specify the biologically a.s.sayed preparation.

=*Cantharis (Canthar.), Cantharides, U.S.P.= (Spanish Flies, Russian Flies).--A beetle.

ACTION AND USES: Externally, rubefacient and vesicant.

Internally, genito-urinary irritant, often producing serious nephritis. Its internal use is probably never justified.

_*Ceratum Cantharidis (Cerat. Canthar.), Cantharides Cerate, U.S.P._ (Blistering Cerate).--Cantharides (35%) with turpentine, glacial acetic acid, yellow wax, rosin and benzoinated lard.

_Collodium Cantharidatum (Collod. Canth.), Cantharidal Collodion, U.S.P._ (Blistering Collodion, Vesicating Collodion).--The glacial acetic acid acetone extract from cantharides (60%) in flexible collodion.

_Emplastrum Cantharidis (Emp. Canthar.), Cantharides Plaster, U.S.P._--Cantharides cerate spread on rosin plaster. Each square centimeter of spread plaster contains 0.1 Gm. of cantharides cerate.

USES: Convenient form for applying cantharides as a vesicant. Requires from six to eight hours to produce a blister. May produce poisoning by absorption through the skin.

_*Tinctura Cantharidis (Tr. Canthar.), Tincture of Cantharides, U.S.P._ (Cantharidis Tinctura P.I.).--Cantharides (10%) in alcohol. Absolute alcohol content about 90 per cent.

=*Capsic.u.m (Capsic.), Capsic.u.m, U.S.P.= (Cayenne Pepper, African Chillies).--Fruit.

ACTION AND USES: Carminative and rubefacient; also stomachic, especially in alcoholic gastritis (as the tincture).

_Emplastrum Capsici (Emp. Capsic.), Capsic.u.m Plaster, U.S.P._--Oleoresin of capsic.u.m spread on rubber plaster. Each 15 square cm. of spread plaster contains 0.25 Gm. of oleoresin of capsic.u.m.

_Oleoresina Capsici (Oleores. Capsic.), Oleoresin of Capsic.u.m, U.S.P._--Highly irritant.

DOSAGE: 0.03 Gm. or 1/2 grain (U.S.P.).

_*Tinctura Capsici (Tr. Capsic.), Tincture of Capsic.u.m, U.S.P._--Capsic.u.m (10%) in alcohol and water. Absolute alcohol content about 88 per cent.

DOSAGE: 0.5 Cc. or 8 minims (U.S.P.).

_Tinctura Capsici et Myrrhae (Tr. Capsic. et Myrrh.), Tincture of Capsic.u.m and Myrrh, N.F._ (Hot Drops, Thomsonian Number Six.)--Capsic.u.m (3%) and myrrh (12%) in alcohol and water. Absolute alcohol content about 85 per cent.

DOSAGE: 2 Cc. or 30 minims (N.F.).

=Caramel (Caram.), Caramel, N.F.= (Saccharum Ustum, Burnt Sugar Coloring).

A dark brown, syrupy, somewhat bitter liquid. Soluble in water and in diluted alcohol; insoluble in 80 per cent. alcohol.

ACTION AND USES: Used in pharmacy as a brown coloring agent.

_Tinctura Caramellis, Tincture of Caramel, N.F._--Caramel in alcohol and water. Absolute alcohol content about 20 per cent.

=*Carbo Ligni (Carbo Lig.), Wood Charcoal, U.S.P.= (Charcoal).--Powdered wood charcoal.

ACTION AND USES: Absorbent of gases and dissolved substances.

Used internally against digestive disorders and vegetable poisons but of doubtful value. Locally employed as a deodorant, for fetid ulcers, usually in the form of a poultice.

DOSAGE: 1 Gm. or 15 grains, in powder or suspension.

_Trochisci Carbonis Ligni (Troch. Carb. Lig.), Troches of Charcoal, N.F._--Charcoal with tragacanth, sugar and vanillin.

DOSAGE: 1 troche (N.F.)

=*Cardamomi s.e.m.e.n (Cardam. Sem.), Cardamom Seed, U.S.P.= (Cardamomum, U.S.P. VIII).

ACTION AND USES: Used as flavor and carminative. Frequently added to purgatives, as in the compound extract of colocynth, with the object of diminis.h.i.+ng griping.

_*Tinctura Cardamomi (Tr. Cardam.), Tincture of Cardamom, U.S.P._--Cardamom seed (15%) in diluted alcohol. Absolute alcohol content about 46 per cent.

DOSAGE: 2 Cc. or 30 minims (U.S.P.).

_Tinctura Cardamomi Composita (Tr. Cardamom. Co.), Compound Tincture of Cardamom, U.S.P._--Cardamom seed, Saigon cinnamon, caraway and cochineal in alcohol, glycerin and water. Absolute alcohol content about 46 per cent.