DRUGS AND THEIR USES 7 



in imparting tone to the stomach and bowels in general debility from 

 age or disease. Old stallions are benefited by a short course of nux 

 vomica and nitre-muriatic acid at the commencement and during the 

 service season. 



Pepsin. Given to foals in ten- to fifteen-grain doses, pepsin assists 

 digestion and arrests diarrhoea and looseness of the bowels. 



Pimento. As a stomachic and carminative it is useful in slight 

 derangements of the function of digestion, and especially so when com- 

 bined with capsicum. 



PfUSSic Acid. Allays irritation of the skin in prurigo and eczema. 

 Has been largely used to subdue spasm in tetanus, but with no lasting 

 result. 



Salicylate Of Sodium. See Salicylic Acid. 



Salicylic Acid. Lowers the temperature in fevers, strangles, and 

 influenza, and as salicylate of soda it is found useful in acute rheumatism. 



Solution of Acetate of Ammonium. Combined with spirit of 



nitric ether it promotes activity of the skin, and with plenty of clothing 

 induces sweating. It is useful at the outset of infectious fevers, and in 

 the course of colds, bronchitis, &c. 



Solution of Ammonia (Strong). Counter-irritant. Commonly 

 used in conjunction with turpentine and oil as a dressing for sore -throat 

 and sprains to tendons, ligaments, and joints. It is administered in 

 flatulence, and as a stimulant in debility. Neutralizes the poisons of 

 some insects, and allays pain and swelling resulting from sting. 



Solution of Chloride of Zinc. See Chloride of Zinc. 



Solution of Chromic Acid. Disinfectant. Deodorizer and caustic. 

 Sometimes employed locally to destroy morbid growths and dress fun- 

 gating wounds and indolent ulcers on mucous surfaces. It is also useful 

 in solution as an application to greasy legs, and mixed with tar is 

 beneficial in thrush and canker of the foot. 



Spirit of Nitrous Ether. A diffusible stimulant, antispasmodic and 

 diuretic. Serviceable in chills, fevers, colic, and oedematous swellings 

 of the legs following upon debilitating diseases. 



Sublimed Sulphur. Useful as an alterative in conjunction with 

 nitrate of potash and antimony. Mixed with linseed oil and oil of tar, 

 or formed into an ointment with lard, it destroys lice and other skin 

 parasites. 



Sulphate of Iron. -Tonic, astringent and styptic. Given in debili- 

 tating and wasting disease it enriches the blood and imparts tone to the 

 general system. It arrests mucous discharges in nasal catarrh, and sup- 

 presses bleeding in capillary haemorrhage. 



