taste persistent, acrid and somewhat bitter. Soluble in absolute 

 alcohol. 



Incompatibles, hydrates of the alkalies and alkaline earths. 



KDleum Copaibae. Dose, 5-20 min.; 0.3-1.2 c.c. 

 A colourless or pale yellow oil, with the odour and taste of copaiba. 

 Soluble 1 in 1 of absolute alcohol. 



Coriandri Fructus. Coriander Fruit. Dose 30-60 gr: 2-4 gms. The 

 dried ripe fruit of Coriandrum sativum. Nearly globular, about 1/5 inch 

 in diameter, brownish-yellow in colour and glabrous; odour aromatic; taste 

 agreeable. 



Oleum Coriandri. Dose >^-3 min.; 0.03-0.2 c.c. 

 A pale yellow or colourless oil, with the taste and odour of the fruit. 



Creta (See Calcium, p. 44). 



Creosotum, Creosote. Dose, 1-5 min.; 0.05-0.3 c.c. 



A mixture of guaiacol, cresol and other phenols. A colourless or yellow- 

 ish liquid, with an empyreumatic odour and acrid taste. Soluble 1 in 

 150 of cold water, more soluble in hot, readily soluble in alcohol, ether, 

 chloroform and glycerin. 



Incompatibles, many metal salts, such as those of silver and copper, 

 albumin, ferric salts, nitric acid; explodes if triturated with oxidising 

 agents. 



3 Mistura Creosoti. Dose, l /4-l fl. oz.; 15-30 c.c. 

 0.2; Spirit of Juniper, 0.2; Syrup, 6; Water to 100. 



3 Unguentum Creosoti. 10; Hard Paraffin 40; Soft White Para- 

 ffin 50. 



Crocus. Saffron. The dried stigmas and tops of the styles of 

 Crocus sativus. The flower parts have an aromatic odour and a bitter 

 taste; they leave, if moistened and rubbed on the finger, an intense yellow 

 stain. 



Tinctura Croci. Dose, 5-15 min.; 0.3-1 c.c. 

 5; Alcohol 60%, 100 by maceration. 



Croton (see Oleum p. 76). 



CUBBED FRUCTUS. CUBEBS. Dose, 30-60 grs.; 2-4 gms. 

 The dried full-grown unripe fruits of Piper Cubeba. Nearly globular, 

 about 1/6 inch in diameter, greyish-brown or nearly black in colour; 

 odour strong, aromatic and characteristic; taste warm, somewhat bitter 

 and aromatic. 



iQleum Cubebee. Dose, 5-20 min.; 0.3-1.2 c.c. 

 A colourless or pale greenish oil, with the odour and taste of cubebs. 



2 Tinctura Cubebee. Dose, 30-60 min.; 2-4 c.c. 

 20; Alcohol 100: by percolation. 



55 



