COLLODION. 355 



Cochineal. — An insect used as a dye for coloring 

 tinctures and other medicines for the purpose of deception. 

 Druggists color water with it, for filling the show bottles 

 usually found in their store windows. 



Cod Liver Oil. — In all animals, cod liver oil increases 

 fat and flesh. In diseases affecting digestion and assimi- 

 lation cod liver oil can be of no use. It materially 

 relieves broken wind or heaves in horses. For hastening, 

 or forcing animals intended for show, cod liver oil is just 

 what is wanted, as it not only hastens the fe,ttening process, 

 but increases the quality and appearance of the meat. 



Dose. For swine, two ounces daily. For small pigs, 

 one ounce. 



Colchiciliu. — Meadow Saffron. The seeds and root are 

 the parts usually employed in medicine, sometimes in 

 powder ; but the best is in the form of tincture. 



Use. Given in all rheumatic affections of the joints, and 

 in lumbago, and also in diseases of the eye of the horse, 

 depending on rheumatism of that organ. 



Dose. Of the crom or seeds in powder for horses and 

 cattle, the dose is jfrom one to two drachms, given in the 

 animal's feed twice in the day, for a week or two. The 

 wine of colchicum will answer for the dog, in from five to 

 fifteen drop doses, twice a day in a little water. 



Collodion. — This is a solution of gun-cotton. 



Use. Collodion is used for dressing wounds and cuts, 

 instead of sticking plaster, and is applied in the following 

 manner : Clip the hair from the edges of the wound, take 

 a camel's hair pencil, or a soft brush, and paint the surface 

 and edges ef the wound well, and in a few minutes, the 

 ether, which holds the gun-cotton in solution, evaporates, 

 leaving over the sore a complete covering, resembling the 



