DISEASES OF THE SKIN. 341 



The former will be found very efficacious in eczema of 

 the ear (canker). 



Such a combination as the following will suit sar- 

 coptic mange and many forms of eczema : 



5fc Sulphur, flor ss. ; 



Sod. carb 3 ss. ; 



Ol. pic. liq 3 ij ; 



Yaselin iv. 



Ft. unguent. 



Sig. : Apply freely once or twice daily. 

 Lard or vegetable oil may be substituted for the more 

 expensive vaselin. 



For mange (sarcoptic), especially after the first stage, 

 and also for chronic eczema, with thickening ; for eczema 

 with a scurfy or scaly condition of skin, the officinal tar 

 ointment, creasote, balsam of Peru, oil of cade, oil of tar, 

 kerosene (coal oil), etc., are useful, properly combined. 

 As samples of combinations, we give : 



5 Sulph. nor j ; 



Bals. Peruv j ; 



Vaselin J iv. 



Ft. unguent. 



Sig. : Apply twice daily for three days, then wash the 

 dog thoroughly. 



Tar ointment may be conjoined with sulphur ointment, 

 one of the former, four to eight of the latter. 



9 Olei cad iij ; 



Acid, acet ij ; 



Acid, carbolic 3 ss. ; 



Olei olivae ad 



Ft. mist. 



