502 Drugs and Medicines* 



As a caustic it removes proud flesh, warts and angleberries, and freshens 

 the surface of obstinate sores. For sore teats, foot rot and the like, it is 

 an excellent application. Nos. 27, 129, 224. 



SOdP* — Common soft soap, well rubbed in several times, is often a 

 cure of skin disease. It is also popular in clysters and liniments. Hard 

 soap is much employed in making liniments, ointments, balls, etc. Nos. 

 207, 209. 



Soda, Bicarbonate of {Baking soda). — Dose J to 1 oz. 

 An excellent alkali. Nos. 86, 123, 192. 



Soda BiSUlphitO of- — Dose ^ to 1 oz., as a disinfectant inter- 

 naUy. Nos. 113, 281, 313. 



Soda, Chloride of {Common salt). — Dose, as a purgative to 

 the ox, 1 lb.; sheei^, Ito 3 ozs. In large doses salt is an efficient purga- 

 tive for these animals, but should not be given for this purpose to the 

 horse, as its action is uncertain and violent. In small doses it is a 

 digestive stimulant and stomachic. Nos. 87, 151. 



Spanish Files — see Cantharides. 



Strychnine. — Dose 3 to 4 grains to a horse. A poweriul tonic 

 and nervous stimulant. Nos. 30, 80. 



Sugar of Lead — see Lead acetate. 



Sulphate of Magnesia— see Magnesium sulphate. 



Sulphate of Strychnia. 



Sulphur {Brimstone). — Dose, as a laxative, 4 to 6 ozs. ; as an 

 alterative, 1 to 2 ozs. Its value as such is not very great. Externally, 

 sulphur ointments are very popular for vermin and parasitic skin dis- 

 eases. Nos. 108, 161, 190, 283, 290, 291, 351. 



Sulphuric Acid {Oil of vitriol).—'Dose of the medicinal acid 

 1 to 2 drachms ; as an external wash 20 drops of the strong acid to 1 

 oz. of water. Used in a similar manner to Nitric and Muriatic acids, 

 which see. Nos. 4, 184, 191, 216, 363. 



Sulphurous Acid. — Dose of the medicinal solution 1 to 2 ozs. 

 One of the cheapest and best antiseptics. The acid is evolved in a 

 gaseous state by burning sulphur. Flour of sulphur sprinkled on a 

 fihovelful of hot coals will evolve it rapidly, and a stable can thua be 



