Caoutchouc. India - Rubber. (Para Rubber.) The prepared milk-juice of Hevea brasiliensis and probably other species. Brownish-black, elastic masses. Insoluble in water and alcohol; soluble in chloroform, carbon bisulphide, turpentine, benzol and petroleum.

Liquor Caoutchouc - 5; Benzol,, 50; Carbon Bisulphide, 50.

Capsici Fructus. Capsicum. The dried ripe fruit of Capsicum minimum. Dull orange-red, oblong fruits, about 1/2 - 3/4 of an inch in length and 1/4 inch in diameter; odour characteristic, taste intensely pungent.

1Tinctura Capsici. Dose, 5 - 15 min.; 0.3 - 1 c.c. - 5; Alcohol 70% to 100 by maceration.

3unguentum Capsici

24; Spermaceti, 12; Olive Oil by weight, 88.

Carbo Ligni. Wood Charcoal. Dose, 60 - 120 grs.; 4 - 8 gms. The carbonaceous residue of wood charred by exposure to red heat without access of air.

Carbonis Bisulphidum. Carbon Bisulphide.CSt. A clear colourless liquid with a characteristic but not fetid odour. Very slightly soluble in water, soluble in alcohol, ether, and chloroform, and in fixed and volatile oils.

Cardamomi Semina. Cardamon Seeds. The dried ripe seed: of Elettaria Cardamomum. Usually kept in their pericarps until wanteds these are ovoid or oblong, bluntly triangular in section, longitudinally striated, pale buff in colour. The seeds are brown, about 1/8 inch in length, breadth and thickness, irregularly angular, and wrinkled. Odour and taste warm and aromatic.

1Tinctura Cardamomi Composita. Dose, 30 - 60 min.; 2 - 4 c.c. - 1.25 Caraway Fruit, 1.25; Raisins, 10; Cinnamon Bark, 2.5; Cochineal Bark, 0.63; Alcohol 60% 100: by maceration.

Carui Fructus. Caraway Fruit. The dried fruit of Caruum Carvi. The active constituent is the oil.

Aqua Carui. (Dose, 30 - 60 c.c.) - 10; Water, 200; distil over 100.

1Oleum Carui. Dose 1/2 - 3 min.; 0.03 - 0.2 c.c. A colourless or pale yellow oil with a characteristic odour and spicy, pungent taste.

Caryophyllum. Cloves. The dried flower buds of Eugenia caryo-phyllata. The principle active constituent is the oil.

Infusum Caryophylli. Dose, 1/2 - 1 fl. oz.; 15 - 30 c.c. - 2.5 in 100 of water. Contains some tannin.

1Oleum Caryophylli. Dose, 1/2 - 3 min.; 0.03 - 0.2 c.c. A colourless or pale yellow oil becoming reddish on standing; odour and taste of cloves. Incompatibles, ferric chloride, lime water, strong alkaline or mineral acid solutions.

Cascara Sagrada. Cascara Sagrada. (Rhamni Purshiani Cortex Sacred Bark.) The dried bark of Rhamnus Purshianus. Quilled, channelled or curved pieces, frequently 4 inches long, 3/4 of an inch wide, and about 1/16 inch thick, the outer surface is smooth, dark purplish-brown in colour but often covered with a whitish coat of lichens; odour characteristic; taste nauseous and persistently bitter.

1Extractum Cascarae Sagradae. Dose, 2 - 8 grs.; 1 - 5 dgms. A dried aqueous extract.

1Extractum Cascarae Sagradae Liquidum. Dose, 30 - 60 min.; 2 - 4 c.c.

An aqueous extract. Incompatibles, gives a precipitate with alcohol (of unimportant constituents), acids and strong solutions of mineral salts.

3Syrupus Cascarae Aromaticus. Dose, 1/2 - 2 fl. dr.; 2 - 8 c,c. - 40; Tincture of Orange, 10; Alcohol, 5; Cinnamon Water, 15; Syrup, 30.