DISEASES OF THE RESPIRATORY ORGANS. 59 



If the cough has followed bronchitis, pneumonia, or influenza, and is 

 accompanied with an extra secretion of mucus, with occasional discharge 

 from the nose after coughing, or with a wheezing noise, mineral tonics, 

 such as: 



Sulphate of copper 3 i. 



Extract of gentian 3 ij. 



Linseed meal Sufl&cient. 



given in a ball daily for a week will be beneficial. The effect produced 

 must, however, be carefully watched. If the cough notwithstanding 

 continues, a change of treatment may be desirable, and the box may be 

 fumigated with tar. This may easily be effected by putting some tar in 

 an iron ladle or an old pail, and plunging a bar of hot iron into it. 



Chronic cough may be intermittent in its character; that is, it may 

 be absent for a time, and then return as a dry, hacking half-suppressed 

 cough, repeated several times in succession, although the horse may not 

 otherwise be out of health. In such cases the following will be found 

 useful: 



Powd. camphor 3 iij. 



Nitrate of potassium 3 viij. 



, Calomel 3 iij. 



Aloes 3 vi. 



Tar or turpentine Sufficient to moisten. 



Make six balls. 



Or, 



Ammoniacum Z^a^ 



Powdered squills 3 vi. 



Aloes 3 vi. 



Linseed meal 3 xxiv. 



Molasses q. s. 



Make six balls. 



One every evening for a few nights, after which it may be discontinued 

 and repeated after an interval. 



Horses affected with chronic cough, if kept in good condition, often 

 continue for years good travellers; whilst, on the other hand, if the con- 



