Epitome of the Pharmacopeia of the United States and the National Formulary / With Comments

by Albion Walter Hewlett; William August Puckner; Torald Hermann Sollmann; Martin I. Wilbert

Ferri Subsulphas, Ferric Subsulphate.

Liquor Ferri Subsulphatis (Liq. Ferr. Subsulph.), Solution of Ferric Subsulphate, U.S.P. (Monsel’s Solution, Solution of Basic Ferric Sulphate).

Uses: Local styptic and astringent.

*Ferri Sulphas (Ferr. Sulph.), Ferrous Sulphate, U.S.P. (Iron Protosulphate).—FeSO₄ + 7H₂O. (An impure product is commercially known as copperas).

Pale bluish-green, odorless crystals, with a saline styptic taste. Freely soluble (1:1.4) in water, insoluble in alcohol.

Action and Uses: Hematinic, especially in pills; but mainly used in making pharmaceutical preparations. Formerly used extensively as a disinfectant, but is only deodorant.

Dosage: 0.1 Gm. or 1-1/2 grains (U.S.P.).

*Ferri Sulphas Exsiccatus (Ferr. Sulph. Exsic.), Exsiccated Ferrous Sulphate, U.S.P. (Dried Ferrous Sulphate).—Contains not less than 80 per cent. of FeSO₄.

Grayish-white powder.

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