Contagions and Epizootic Diseases. 21 



monia, carbonate of ammonia,) and even tonics, (gentian 

 calumba, quassia). 



Counter-irritants (ammonia and oil, equal parts, mus- 

 tard, etc.,) may be used from the first to the throat, sides, 

 or abdomen according to the seat of the inflammation. 



Soft mashes, roots, or green food, pure air, without 

 draughts, and warm clothing are essentials of treatment 

 throughout. 



If the abdominal organs are the main seat of disease, 

 supplement the medicines above named by demulcents 

 (slippery elm, mallow, boiled linseed,) and anodynes 

 (opium, hydrocyanic acid,) with, in some cases, a gentle 

 laxative (olive oil). Nervous symptoms may demand wet 

 cloths to the head, blisters to the sides of the neck, purga- 

 tives, unless contra-indicated, and bromide of potassium. 

 The rheumatic complication must be treated Uke ordinary 

 rheumatism, with colchicum, propylamine, acetate of ])o- 

 tassa, turpentine, warmth, counter-irritants, etc. 



TYPHOID, GASTBIG OE BILIOUS FEVEK. 



This strongly resembles the abdomiaal form of influenza 

 and sometimes occurs in the same place at the same time. 

 Tt also appears independently in horses weakened by 

 shedding their coats in spring and autumn, in those kept 

 in a hot, close, impure and unwholesome atmosphere, fed 

 insufficiently or on badly-preserved, musty or otherwise 

 injured aliment, supplied with water containing an excess 

 of decomposing organic matter, fed irregularly, subjected 

 to overwork, etc. Finally it proves contagious in confined 

 insalubrious buildings, and, to a less extent, in those that 

 are wholesome and well aired. Some unknown generally 

 acting influence makes it more ^drulent at one season than 

 another. 



8ym,ptoms. There are a few days of dullaess and lassi- 

 tude followed by the general signs of fever :— Staring coat, 

 shivering, alternate heat and coldness of the surface, rest- 

 lessness, hot dry mouth, and elevation of the internal tern- 



