MANUAL FOR STABLE SERGEANTS. 91 



327. Oil, linseed, — Laxative. Doee, 1 to 2 pints. Much used 

 in the treatment of colics. The raw oil should_ always be used. 



328. Oil, olive, — Laxative. Dose, 1 to 2 pints. Principally 

 used in making oily solutions for external use and as a soothing 

 application in irritable conditions of the skin. 



329. Oil, turpentine. — Stimulant, diuretic, antispasmodic, 

 antiseptic, carminative, expectorant, and vermicide. Dose, 1 to 3 

 ounces, well diluted with oil. This is a most useful drug and of 

 great value in the treatment of colics, especially flatulent colic. 

 As a vermicide a single large dose, 2 to 4 ounces, is given in a pint of 

 linseed oil, on an empty stomach. Used externally in stimulating 

 liniments and to disinfect nail wounds. Given as an inhalation in 

 respiratory diseases, 1 to 2 ounces to a pail of boiling water. 



330. Opium, tincture of (laudanum). — Anodyne, and anti- 

 spasmodic. Dose, 1 to 2 ounces. It checks secretion from mucous 

 membranes and is of value in the treatment of diarrhea and dysen- 

 tery. 



331. Opium, powdered. — Action same as tincture. Dose 1 to 2 

 drams. 



332. Potassium arsenate, solution of (Fowler's solution). — 

 Alterative and tonic. Dose, ^ to 1 ounce. 



333. Potassium bromide. — Nerve sedative. Dose, 1 to 2 

 ounces. Used to allay nervous excitability. In tetanus it is given 

 in very large doses, 2 to 8 ounces. 



334. Potassium iodide. — Alterative, diuretic, and expectorant. 

 Dose, 2 to 4 drams. 



335. Potassium nitrate (saltpeter). — Alterative, febrifuge, 

 diuretic. Dose, 2 to 4 drams. Internally much used in the treat- 

 ment of fevers. In the treatment of laminitis it is used_ in large 

 doses, 2 to 4 ounces, two or three times daily. Externally it is used 

 as a cooling lotion in the treatment of sprains and bruises: 



Potassium nitrate ounces. . 5 



Ammonia chloride do 5 



Water pint. . 1 



Mix and keep the affected parts saturated with the solution. 



336. Potassium permanganate. — ^Antiseptic, disinfectant, and 

 deodorant. Used externally as an antiseptic in the treatment of 

 wounds, 1 to 2 drams to the pint of water. Full strength it is mildly 

 caustic. 



