Ferrum

Iron. Quantivalence 11, iv. A metal having a luster varying from silver-white to gray. In pharmacy, a fine non-elastic, soft wire is used. Externally many of the soluble salts of iron make excellent styptic and astringent lotions. F. reductam, Quevenne' s Iron, iron by hydrogen, occurs as a fine powder obtained by the reduction of ferric oxid by hydrogen. It is a constituent of the blood, to the red corpuscles of which it gives color. It is an irritant in large or long-continued doses. In small doses it is a stimulant and slightly astringent tonic. It is highly valuable in anemia, but contra-indicated in plethora. Dose gr. j-v. F. reducti, Trochi sci (B.P.), each containing gr. 1 of iron. Ferri acetat., Liq., a 35 per cent, solution in water. F. acetat., Liq., fort (B.P.). Dose TT, j-viij. F. acetat., Tinct., has liq. ferri acetat 50, alcohol 30, acetic ether 20 parts. It is styptic and stimulant. Dose U. F. bromid., Dose gr. v-xx. F. bromid i, Syr., contains 10 per cent, of ferric bromid. It is a sedative tonic, recommended in nervous disorders. Dose F. carb. saccharat., contains 15 per cent, of ferrous carbonate. It is a stimulant to digestion. Dose gr. ijx, with food. F. carb., Ma a, Vallet's ma ; ferrous sulphate 100, sodium carbonate no, honey 38, sugar 25, syrup and distilled water aa q. s. ad fac. 100 parts. Dose gr. iij to v, after food. F. carb., Pil. (B.P.). Dose gr. v-xx. F., Mist., aromat. (B.P.). Dose 3" j-ij. F., Mistura, comp., Griffith's mixture; ferrous sulphate 6, sugar, aa 18, pota ium carbonate 8, spt. lavender 50, rose-water 900. This is e entially a carbonate of iron. F., Pilulae, comp., Griffith's pill, containing each, ferrous sulphate gr. sodium carb. gr. gr. i , syrup q. s. Dose gr. ij to vj. F. chloridum, strongly acid, astringent, hemostatic, and styptic. It is never used internally. F. chlorid., Liq. (Liq. fer. per chlorid i, B.P.), an aqueous solution containing 38 per cent, of the salt. Dose Tiyj-x; rarely used. Liq. fer. perchlor. fort. (B. P.), a powerful styptic. F. chlorid., Tinct., contains liq. ferri chlor. 25, alcohol q. s. It is very commonly used, and is one of the best tonic preparations. Dose Tinct. fer. per chlorid i (B.P.). Dose F. citras, soluble in water, insoluble in alcohol; a mild stimulant. Dose gr. ij-v. F.