Epitome of the Pharmacopeia of the United States and the National Formulary Part 54

Nearly insoluble in water; only partially soluble in alcohol.

ACTION AND USES: Epidermal stimulant in chronic inflammatory skin diseases, acting similarly to tar.

DOSAGE: 1 to 10 per cent. ointment.

_Petroxolinum Cadini (Petrox. Cadin.), Cade Petroxolin, N.F._ (Cade Petrox).--Oil of cade (25%) in liquid petroxolin.

=Oleum Cajuputi (Ol. Cajup.), Oil of Cajuput, U.S.P.= (Cajuput Oil, Oil of Cajuput).--A volatile oil.

Nearly insoluble in water; freely soluble in alcohol.

ACTION AND USES: Counterirritant.

=Oleum Cardamomi (Ol. Cardam.), Oil of Cardamom, N.F.=--A volatile oil.

Nearly insoluble in water; very soluble in alcohol.

ACTION AND USES: Aromatic flavoring agent.

_Elixir Cardamomi Compositum (Elix. Card. Co.), Compound Elixir of Cardamom, N.F._--Compound spirit of cardamom, alcohol, syrup and water.

Absolute alcohol content about 9 per cent.

_Spiritus Cardamomi Compositus (Sp. Card. Co.), Compound Spirit of Cardamom, N.F._--Oil of cardamom, anethol, oils of orange, cinnamon, caraway and clove, in alcohol. Absolute alcohol content about 72 per cent.

USES: Flavoring agent.

=Oleum Cari (Ol. Cari), Oil of Caraway, U.S.P.= (Caraway Oil).--A volatile oil.

Nearly insoluble in water; freely soluble in alcohol.

ACTION AND USES: Aromatic carminative.

DOSAGE: 0.2 Cc. or 3 minims (U.S.P.).

=*Oleum Caryophylli (Ol. Caryoph.), Oil of Clove, U.S.P.= (Clove Oil, Oil of Cloves).--A volatile oil.

Nearly insoluble in water; freely soluble in alcohol.

ACTION AND USES: Externally, rubefacient and counterirritant; internally, carminative; to some extent a local anesthetic.

DOSAGE: 0.2 Cc. or 3 minims (U.S.P.).

=*Oleum Ca.s.siae (Ol. Ca.s.s.), Oil of Cinnamon, U.S.P.= (Oleum Cinnamomi, U.S.P. VIII, Ca.s.sia Oil).--A volatile oil.

Nearly insoluble in water; freely soluble in alcohol.

ACTION AND USES: Aromatic flavor.

_*Aqua Cinnamomi (Aq. Cinnam.), Cinnamon Water, U.S.P._--A saturated solution of oil of cinnamon in water.

DOSAGE: 15 Cc. or 4 fluidrachms (U.S.P.).

_Spiritus Cinnamomi (Sp. Cinnam.), Spirit of Cinnamon, U.S.P._--Oil of cinnamon (10%) in alcohol. Absolute alcohol content about 85 per cent.

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

=*Oleum Chenopodii (Ol. Chenopod.), Oil of Chenopodium, U.S.P.= (Oil of American Wormseed).--A volatile oil.

Nearly insoluble in water; freely soluble in alcohol.

ACTION AND USES: Anthelmintic, especially for roundworms and hookworms.

DOSAGE: 0.2 Cc. or 3 minims (U.S.P.). Subminimal doses repeated at intervals of several days become toxic.

=Oleum Coriandri (Ol. Coriand.), Oil of Coriander, U.S.P.= (Coriander Oil).

Nearly insoluble in water; freely soluble in alcohol.

ACTION AND USES: Carminative aromatic.

DOSAGE: 0.2 Cc. or 3 minims (U.S.P.).

=Oleum Cubebae (Ol. Cubeb.), Oil of Cubeb, U.S.P.= (Cubeb Oil).--A volatile oil.

Nearly insoluble in water; soluble in alcohol (1:18).

ACTION AND USES: Used internally as a stimulating antiseptic, expectorant and against subacute gonorrhea. Of doubtful value.

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

=*Oleum Eucalypti (Ol. Eucalypt.), Oil of Eucalyptus, U.S.P.= (Eucalyptus Oil).--A volatile oil.

Nearly insoluble in water; freely soluble in alcohol.

ACTION AND USES: Largely used especially for inhalation in the form of vapor or oily sprays (about 10%) as antiseptic and deodorant, for subacute and chronic inflammations of the respiratory mucosae.

=Oleum Foeniculi (Ol. Foenic.), Oil of Fennel, U.S.P.= (Fennel Oil).--A volatile oil.

Nearly insoluble in water; soluble in alcohol.