342 THE DOG IN DISEASE. 



Apply freely twice a day, and wash the dog after 

 three days. 



This is an efficacious mixture for advanced cases, but 

 disagreeable to the patient and to the one who applies it. 

 For true mange its efficacy is increased, in the opinion of 

 some, by the addition of sulphur. 



^ Balsam Peruv 3 ss - > 



Vaselin ij. 



Ft. unguent. 



The balsam of Peru, dissolved in five to eight parts of 

 alcohol, may of itself be painted on. The last four com- 

 binations are useful in itch (mange), and when thick- 

 ening, cracks, etc., exist. The last two are excellent for 

 cracked nipples. Balsam of Peru is rather expensive, 

 though an excellent remedy. 



Follicular mange is very difficult to cure. One of the 

 most efficacious remedies is carbolic acid. 



9 Acid, carbolic ss. 



Balsam, canadens 5 ij > 



Ft. unguent. 



Sig. : Apply carefully, heating if necessary to render 

 sufficiently liquid, with a camel's-hair pencil, in a thin 

 layer over a portion of skin not to exceed two to four 

 square inches at once, so that carbolic-acid poisoning may 

 not follow. If necessary, muzzle the dog to prevent 

 licking. 



The mercurial ointments referred to before (page 305) 

 may also prove useful, or the balsam of Peru. 



Ringworm may be treated by frequent paintings over 

 and around the affected area with tincture of iodine, St. 

 George's paint (stronger than the former), or the appli- 



