=Cascarilla (Cascarill.), Cascarilla, N.F.= (Sweetwood Bark, Sweet Bark).
ACTION AND USES: Aromatic bitter, without advantage over gentian.
=Cassia Fistula (Cass. Fist.), Cassia Fistula, N.F.= (Purging Cassia).--Dried fruit.
ACTION AND USES: Obsolete laxative, without advantage over senna.
=Castanea (Castan.), Castanea, N.F.= (Chestnut Leaves).
ACTION AND USES: Astringent; no definite indications for its use.
_Fluidextractum Castaneae (Fldext. Castan.), Fluidextract of Chestnut Leaves, N.F._--Chestnut leaves (100%). Absolute alcohol content about 15 per cent.
=CATAPLASMATA, POULTICES.=--Poultices are soft solid preparations used for the purpose of applying heat and moisture to localized areas of the body. Poultices may also be made the means of applying counterirritant drugs.
=Cataria (Catar.), Catnep, N.F.= (Catmint).--Leaves and flowering tops.
ACTION AND USES: Aromatic carminative, without advantage over peppermint.
_Fluidextractum Catariae (Fldext. Catar.), Fluidextract of Catnep, N.F._--Catnep (100%). Absolute alcohol content about 35 per cent.
=Caulophyllum (Caulophyl.), Caulophyllum, N.F.= (Blue Cohosh, Papoose Root, Squaw Root).--Rhizome and roots.
ACTION AND USES: Said to be diuretic and emmenagogue; has not been adequately studied.
_Fluidextractum Caulophylli (Fldext. Caulophyl.), Fluidextract of Caulophyllum, N.F._--Caulophyllum (100%). Absolute alcohol content about 60 per cent.
=Centaurium (Centaur.), Centaury, N.F.=--Flowering plant.
ACTION AND USES: Bitter stomachic; without advantage over gentian. Also used in "female remedies," but probably useless.
=*Cera Alba (Cer. Alb.), White Wax, U.S.P.=--Yellow wax bleached.
ACTION AND USES: Used in the preparation of emollient ointments, and to raise the melting point of mixtures of oils and fats.
_Ceratum (Cerat.), Cerate, U.S.P._ (Simple Cerate).--White wax (30%) and benzoinated lard.
=*Cera Flava (Cer. Flav.), Yellow Wax, U.S.P.= (Beeswax).
ACTION AND USES: Used in the making of plasters and of ointments in which the color is not objectionable.
=CERATAE, CERATES.=--Cerates are solid ointment-like preparations containing wax to prevent them from becoming soft at ordinary room temperature.
=Cerevisiae Fermentum Compressum (Cerev. Ferm. Compr.), Compressed Yeast, N.F.=--The commercial compressed yeast.