98 MANUAL OF EQUINE MEDICINE. 



renewed frequently. Hot- water vapour, medicated by the 

 addition of carbolic acid, should be used for inhalation. 



When the breathing is very difficult, and accompanied by 

 a loud roaring noise, tracheotomy is in some cases necessary 

 in order to avert suffocation. Liquor ammonise acetatis, 

 nitric ether, and camphor, may be administered three times 

 daily, in the form of a drench, and a gentle laxative may be 

 given if necessary. If the throat be much swollen and 

 deglutition be very difficult, the remedies mentioned should 

 be given in form of enemas. 



As the pyrexial symptoms abate, quinine and other vege- 

 table tonics and sulphate of iron may advantageously be 

 given twice or three times daily. 



When suppuration is detected, the abscess should be 

 opened. The external swellings on the limbs should not 

 be interfered with. 



During convalescence, careful attention should be paid to 

 the dieting. The food should be of the most nutritious kind, 

 but in moderate quantity at first, until the digestive organs 

 regain vigour. Moderate exercise should be enjoined as the 

 animal regains strength. 



RABIES. 



Definition. — Rabies is an infective febrile disease, origin- 

 ating in the canine and less frequently in the feline race, and 

 occurring in the horse as the result of a bite of some rabid 

 animal. The specific virus is transmitted through the 

 saliva of the rabid creature; and the disease is characterized 

 by pain in the part bitten, great excitement, irritability, a 

 disposition to bite, clonic spasms, prostration, and death. 



Etiology. — Rabies is said by many to arise spontaneously 

 in canine and feline animals, but this is doubtful. It 



