172 



MATERIA MEDICA AND THERAPEUTICS. 



Kairin. (Not Officinal.} A pale-buff powder, with 

 a disagreeable bitter and somewhat aromatic taste. It 

 is made from phenol. 



Dose. 5 gr. every hour; or 15 to 20 gr. in single doses. 



ACTION AND USES. 



Kairin is antiseptic, disinfectant, and especially anti- 

 pyretic, like the two preceding substances, to which it is closely 

 allied. 



Fuchsine MAGENTA DYE. (Not Officinal.) 

 An aniline product occurring in brilliant beetle- 

 coloured needles, forming an intense deep-red solution 

 wich water. 



Dose. \ to 4 gr. 



ACTION AND USES. 



Fuchsine passes through the blood and tissues, and colours 

 the urine and faeces. It has been said to reduce the amount of 

 albumen in some cases of Blight's disease. 



Creasotum CREASOTE. A product of the dis- 

 tillation of Wood Tar. 



Characters. A liquid, colourless or with a yellowish tinge, 

 a strong empyreumatic odour, and burning taste. Soluble, 

 sparingly in water ; freely in alcohol, ether, and glacial acetic 

 acid. Sp. gr., 1-071. Coagulates albumen. 



Impurity. Carbolic acid ; detected by becoming solidified 

 by cooling. 



Dose. 1 to 3 drops, with mucilage or bread crumb. 



' fionition. Creasote is not a simple body, but a variable 

 compound of Guaiacol, C7Hg02, and Kreasol, CgHioOg. 



Preparations. 



1. Mistura Creasoti. Creasote. 16 min. ; glaciai acetic acid, 

 16 min.; spirit of juniper, 30 min.; syrup, 1 fl.oz. ; 

 water, 15 fl.oz. Dose, 1 to 2 fl.oz. 



2 Unguentum Creasoti. 1 in 9. 



3. Vapor Creasoti. 12 min. in 8 fl.oz. of boiling water. 



