678 THE HORSE 



Ether, Sulphuric. — Stimulant, nai^cotic, and antispasmodic. Dose, 2 



drachms to 2 ounces. 

 Ether, Spirit of Nitric. — See Sweet Spirit of Nitre. 

 Gallic Acid ; Tannin exposed to air and moisture. Dose, | drachm to 1 



drachm. 

 Galls ; Excrescences of Quercus In/ectoria. — A powerful astringent. 



Dose, 4 drachms to 6 drachms. Used in polyuria. 

 Gentian ; Root of Gentiana Lutea. — A bitter stomachic and tonic. Dose, 



2 drachms to 1 ounce. 

 Ginger ; Root of Zingiber officinale. — Stomachic, cordial, and carminative. 



Dose, I to 1 ounce. 

 Glycerine; one of the products of soap-boiling. — A most useful emollient' 



external application, and an aperient introduced ^^e?" rectum. 

 Gum Arabic. — Useful for making a soothing mucilaginous emulsion. 



Dose, dissolved in water, 1 ounce. 

 Gum Tragacanth. — Similar in its action and dose to Gum Acacia. 

 Hellebore, White. — See Veratum. 

 Hemlock ; Leaves of Conium Maculahim. — Of little value as a medicine 



for the horse. 

 Henbane ; Leaves of Hyoscyamus Niger. — Not much used. 

 Iodide of Potassium. — See Potassium, Iodide of. 

 Iodine is given internally to produce absorption of morbid growths. 



Dose, 1 drachm to 4 drachms. Externally it is applied in the form of 



tincture. 

 Iron, Sulphate of ; Green Vitriol. — Astringent and tonic. Dose, 1 drachm 



to 3 drachms. 

 Juniper Berries. — Carminative and diuretic. Dose, 1 ounce to 3 ounces. 

 Lead, Acetate of. — Internally astringent, but not powerfully so in the 



horse. Dose, 20 to 60 grains. Externally useful in the form of 



solution as Goulard's extract, and with lard, etc., as the cerate of 



acetate of lead. 

 Lead, Oxide of ; Litharge. — Used to make various plasters. 

 Linseed ; Linum Usitatissimum ; Flax seeds. — Used scalded as an 



emollient food, and for fattening pui'poses, in quantities of 4 to 6 



ounces. 

 Linseed Oil. — A mild purgative. Dose, 1 pint to 2 pints. 

 Magnesia, Carbonate of. — A mild aperient for foals. See Rhubarb. 

 Magnesia, Sulphate of. — Epsom salts, an uncertain cathartic, but generally 



diuretic. Dose, 2 ounces to 1 pound. 

 Marsh-Mallows ; Root ot Althcea officinalis. — A mucilaginous emulsion 



is made by boiling. See page 648. Also an ointment for inflamed 



udders. 

 Mercurial Ointment; Unguf'utnm Hydrargyri. — Used externally for 



mange and lice. 

 Mercury, Ammonio-Chloride of; White Precipitate. — Used as a local 



application to kill lice. 

 Mercury, Nitrate of. — Used mixed with lard, etc., to form an ointment, 



which is efficacious as a mild stimulant. 

 Muriatic Acid ; Hydrochloric Acid. — In small doses, tonic, \ to 1 draclim 



diluted with water. 



