Cetrarin

The bitter principle of Iceland moss. A white, crystalline powder, soluble in alcohol and solutions of alkalies. Has stomachic and expectorant properties. Dose: I to 3 grains.

Chinaphenine is phenetidin quinine carbonate, a white, tasteless powder, sparingly soluble in water, recommended for whooping-cough.

Dose: As an antipyretic, 2 to 5 grains; for neuralgia and malaria, 15 to 30 grains.

Chinaphthol is quinine beta-naphthol-monosulphonate, recommended for typhus, typhoid fever, dysentery, lupus, and acute rheumatism. Dose:7 1/2 grains.

Chinoline Sulpho-salicylate. - A white, crystalline salt, slightly soluble in cold water, readily soluble in hot water and hot alcohol. An antirheumatic and antipyretic in doses of 5 to 15 grains.

Chinosol

A yellow powder (neutral orthochinoline sulphate), soluble in water, much used as an antiseptic and disinfectant, and also internally in 5-grain doses for enteric fever. Should be given in cachets or tablets.

Chinotropin is a combination of urotropin and quinic acid. Used as a uric-acid solvent. Dose: 10 grains and upwards.

Chloralamid

The trade-name of chloral formamide, B. P.

Chloralimide is the trade-name for trichlor-ethylidenimide, a crystalline substance, insoluble in water but soluble in alcohol, ether, and oils. Dose:30 to 45 grains as a hypnotic.

Chloralose

Obtained by the interaction of anhydrous chloral and glucose. White, crystalline powder, almost insoluble in water, and given in doses of 3 to 12 grains (in cachet) as a hypnotic.

Chlorethoform

Chloroform prepared from acetone, to which 0.25 per cent. of ethyl chloride has been added.

Chloretone

The trade-name of trichlor-butyl alcohol-(CH3)2C(OH).CCl3 -or acetone-chloroform (must not be confounded with chloroform, CHC13, made from acetone). It is a white, crystalline solid, resembling camphor in appearance, and, like it, rotates in water. Soluble in alcohol, chloroform, and glacial acetic acid; sparingly soluble in water (3 grains in 1 ounce). Recommended as a hypnotic, gastric sedative, and specific against sea-sickness in 5 to 20 grain doses (in capsule or cachet); also as a local anaesthetic. It volatilises readily, and should not be dispensed as powders in paper.

Chloryl

A proprietary name for ethyl chloride.

Choleglycerin

The tradename for a glycerin of the pancreas and pepsin ferments, used in affections of the gall-bladder.

Chrysyl

The trade-name for zinc-boro-picrate, a yellow powder employed in skin and eye affections.

Cicatricine

The trade-name for 'sterules' of a solution of thio-sinamin 20, antipyrin 33, and water to 100.

Cimicifugin

The resinoid of the root of Cimicifuga racemosa, an antispasmodic and nervine stimulant in doses of 1/2 to 2 grains.

Cinerol

The trade-name for a mercurial cream consisting of mercury 4 grams, sterilised palm oil 20 c.c, and sterilised sesame oil 20 c.c. Used as an intramuscular injection in syphilis like Lambkin's cream and grey oil.