FERMENTEMIA 



464 



FERRUM 



F., Propionic ; the Bacillus cavicida decomposes sac- 

 charine solutions, producing propionic acid. F., 

 Putrefactive, the decomposition commonly known as 

 putrefaction, caused by various microbes, especially 

 the Micrococcus pyogenes (albus, aureus, citreus, 

 tenuis, salivarius, etc.). F., Test. See Tests, Table 

 of. F., Viscous, the change produced in the culture- 

 medium by the Micrococcus viscosus, a gummy sub- 

 stance being developed. 



Fermentemia (fer-men-te' -me-ah) \_fermentw?i, leaven ; 

 aifxa, blood]. The abnormal presence of a ferment in 

 the blood. 



Fermentogen (fer-ment'-o-jen) \_fermentum, leaven; 

 fevvav, to produce]. Any substance (like pepsinogen 

 or trypsinogen) that on the reception of the appro- 

 priate stimulus is changed into a ferment. 



Fern [ME., /erne']. Any cryptogamous plant of the 

 order Filices. See Aspidium. 



Ferntickle {fern' '-tik-il) [Prov. Eng.]. A freckle; 

 ephelis. 



Ferralum (fer-al'-um) \_ferrum, iron ; alumen, alum]. 

 A proprietary disinfectant, consisting largely of the 

 sulphate of iron and aluminum. 



Ferramentum (fer-am-en' '-turn) [L., an iron imple- 

 ment: pi., Ferratnenta~\. A surgical instrument of 

 iron or steel. 



Ferran, Peronospora of. See Peronospora. 



Ferrein, Canal of. See Canal. F., Pyramids of. See 

 Pyramid. F., Tubule of. See Pyramid. 



Ferri- {fer'-i-) [ferrum, iron]. A prefix that indicates 

 the ferric, as distinguished from ferrous compounds. 

 Containing iron as a quadrivalent element. 



Ferrier's Snuff. A snuff used in acute rhinitis. Its 

 formula is hydrochlorate of morphin gr. ij, powdered 

 acacia 3 i j , and subnitrate of bismuth, gvj. See 

 Bismuth. 



Ferro- (fer'-o-) [ferrum, iron]. A prefix used with 

 the names of certain [ferrous) compounds and salts of 

 iron. 



Ferrocyanid^fer-o-si'-an-id^ferrum, iron; cyanogen]. 

 A compound of ferrocyanogen with an element or 

 radical. That of potassium (Potassii ferrocyanidum) is 

 official ; that of iron was so formerly. That of zinc 

 {Zinci ferrocyanidum) is sometimes given as a medi- 

 cine. Dose gr. 1-4, in pill. F. of Potassium 

 and Acetic Acid Test. See Tests, Table of. 



Ferrocyanogen (fer-o-si-an' -o-jen) [ferrum, iron ; 

 cyanogen]. The quadrivalent radical, Fe(CN) 6 . 



Ferrous {fer' ' -us)\_ ferrum, iron]. Containing iron as a 

 bivalent element. Cf. Ferric. 



Ferrozone {fer' '-o-zon) [ferrum, iron; bC,eiv, to smell]. 

 A material consisting in part of iron protosulphate ; 

 it is used as a precipitant for sewage. 



Ferruginous {fcr-u'-jin-us) [fei-rugo, rust ; ferrum, 

 iron]. Same as Chalybeate. 



Ferrule {fer'-ul) [ferrum, iron]. A metallic hoop 

 placed around a broken tooth ; an instrument used 

 with an attached lever in aligning irregularly placed 

 teeth. 



Ferrum [fer'-uni) [L. : gen., Ferri]. Iron. 7 r <?=56. 

 Quantivalence 11, iv. A metal having a luster vary- 

 ing 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 con- 

 stituent of the blood, to the red corpuscles of which 

 it gives color. It is an irritant in large or long-con- 

 tinued 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, Trochisci (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 styp- 

 tic and stimulant. Dose U\, x-3 ij. F. bromid., Fe- 

 Br 2 . Dose gr. v-xx. F. bromidi, Syr., contains 10 

 per cent, of ferric bromid. It is a sedative tonic, rec- 

 ommended in nervous disorders. Dose Tt^ v-xxx. F. 

 carb. saccharat., contains 15 per cent, of ferrous 

 carbonate. It is a stimulant to digestion. Dose gr. ij- 

 x, with food. F. carb., Massa, Vallet's mass ; 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, myrrh, sugar, aa 18, potassium carbonate 8, 

 spt. lavender 50, rose-water 900. This is essentially a 

 carbonate of iron. Dose^ss. F., Pilulae, comp., Grif- 

 fith's pill, containing each, ferrous sulphate gr. ^, so- 

 dium carb. gr. ^, myrrh gr. iss, syrup q. s. Dose gr. ij 

 to vj. F. chloridum, Fe 2 Cl 6 .i2H 2 0, strongly acid, 

 astringent, hemostatic, and styptic. It is never used inter- 

 nally. F. chlorid., Liq. (Liq. fer. perchloridi, 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. Fe 2 (C ? H 5 7 ) 2 6H 2 0. 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 tt\v-xx. Tinct. fer. 

 perchloridi (B.P.). Dose n^x-xx. F. citras, solu- 

 ble in water, insoluble in alcohol ; a mild stimulant. 

 Dose gr. ij-v. F. citras, Liq., a solution of ferri citrat., 

 35 per cent, in strength. Dose TT^ v-xv. F. citras, 

 Vinum, ammonio-ferric citrate 4, tinct. orange peel, 

 syrup, aa 12, stronger white wine 72 parts. Dose £j- 

 ij. F. hypophosphis, Fe 2 (H 2 P0 2 ) 6 , ferric hypo- 

 phosphite, soluble in very dilute hydrochloric acid. 

 Dose gr. v-x. F. iodidum saccharat., soluble in 

 water. It is a tonic. Dosegr. v-xxv. F. iodid., Pil., 

 contains reduced iron, iodin, liquorice, sugar,acacia, and 

 water, coated with balsam of tolu in ether. Dose j-ij 

 pills. F. iodidi, Syr., contains 10 per cent, of the 

 iodid. Dose tt\v-xxx. F. lactas, Fe(C 3 H 5 3 ) 2 .3H 2 0, 

 ferrous lactate, — best solvent, sodium citrate. Dose gr. 

 j-iij. F. nitratis, Liq., aqueous, contains 6 per cent, 

 of the salt ; it is styptic and astringent. Dose tt\v-xv. 

 F. oxalas, FeC 2 4 .H 2 0. Dose gr. ij in pill. F. oxid. 

 hydratum (Ferri peroxid. hydrat. B.P.), Fe(HO) 6 , 

 ferric hydrate, prepared by adding aq. ammonia' S 

 parts to a solution of ferric sulphate IO parts. It is an 

 antidote for arsenical poisoning, and should be prepared 

 as needed. Dose 3 j. F. oxid. hydrat. cum magnesia, 

 should be prepared as needed from sol. ferric sulphate 

 1000 gr. , water 2000 grains, to which is added magnesia 

 150 gr. , water 3 xxxij. It is an antidote for arsenic. 

 F., Emplastrum, strengthening-plaster ; ferric hy- 

 drate 9, olive-oil 5> Burgundy pitch 14, lead-plaster 

 72. F., Trochisci, have each of ferric hydrate dried 

 gr. v, vanilla gr. T ' ff , sugar and mucilage of traga- 

 canth q. s. Dose j-iij each day. F. phosphas, 

 Fe 3 P 2 O s .8H 2 0, an adjuvant to laxative pills, gr. 

 v-x. F. phosphat., Syr. (B. P.). Dose 3 j. Fox's 

 Pill (B.P.), Blaud's Pill. See Pill. F.'pyrophos- 

 phas, tasteless and non-astringent. Dose gr. ij-v. 

 F. subchloridi, Syr. (B.I'.). Dose Jss-j. F. sul- 

 phas, l'"eS0 4 .7H 2 0, copperas, protosulphate of iron, 

 ferrous sulphate, astringent and irritating. It is an 

 ingredient of pil. aloes et ferri, q. v. F. sulph. ex- 

 siccat., P'eS0 4 . H 2 0. Dosegr. ss-ij in pill. F. sulph. 

 granulatus (Ferri sulphas granulata, B. P.), FeS 



