294 DISEASES OF CATTLE. 



rheumatism in addition to the constitutional treatment already pre- 

 scribed. 



External treatment depends solely on the local conditions and 

 should be applied judiciously. Among- the various remedies may be 

 mentioned hot or cold moist packs, hot air and vapor baths, friction, 

 etc. xVnodynes are often applied locally with good results. Blisters 

 are occasionally indicated. As anodynes may be mentioned liniments 

 and ointments containing salicylic acid or sodium salicylate in com- 

 bination with laudanum, aconite, or chloral hydrate. Camphorated 

 spirit, soap liniment, and essential oils also afford some relief when 

 applied locally. Of blisters, those containing cantharides are most 

 effective. 



