]30 THE EQUINE HOSPITAL FORMULARY. 



Sp. eth. nit., f. ^i. 



Sp. chloroformi, f. Jss. 



Water, to make eight fluid ounces four times daily. 

 Should the pain be obstinate in character, tincture of 

 opium may be substituted for the aconite, or ether or bella- 

 donna tried. According to some, tincture of convallaria 

 in one ounce doses is useful. In certain cases it is well to 

 begin treatment with abstraction of a moderate amount of 

 blood if the symptoms be urgent, and then to follow up 

 with the above draught for a time. As in pleurisy, the use 

 of w^oollen cloths wrapped round the chest is beneficial, and 

 the left side may also be ^vell rubbed with a liniment con- 

 taining tincture of opium. After the early stages, it is often 

 advisable to apply a cantharides blister over the cardiac 

 region, and stimulants and tonics may be given, the salts 

 of iron being useful. In cases where the disease has a 

 rheumatic origin, as often happens, diuretics, the iodide 

 and the bicarbonate of potassium, digitalis, spirit of nitrous 

 ether, and salicylates should be administered. In very rare 

 instances, when there is a serious interference with the 

 heart's action, puncturing of the pericardial sac may be 

 performed. 



Periproctitis. 



If, as a result of the inflammation, an abscess has formed, 

 it may be opened through the vagina or the skin and tissue 

 lying round the rectum. Care must be taken not to cut 

 the sphincter ani. The cavity of the abscess must be well 

 washed uut with disinfecting fluid, and all needful measures 

 taken with a view to drainage. 



Peritonitis (Treptretvw, ' I stretch around ') (Acute). 



Inflammation of the peritoneum is, fortunately, not 

 of frequent occurrence in the horse. Cold, damp, and 



