PARASITES AND PARASITIC DISEASES OP HOUSES 



15 



ment. Fats and oils should be avoided as they promote the absorp- 

 tion and increase the toxicity of the carbon disulphide. Carbon 

 disulphide usually produces a limited area of inflammation in the 



stomach of the horse. This inflammation is without serious consequen- 

 ces, however, and usually disappears in the course of a week or two. 

 Experimental investigations indicate that carbon tetrachloride is 

 also very effective for the removal of ascarids. The animal should 

 be fasted 18 hours and the carbon tetrachloride given in doses of 



