Soap I′odine. Syn. Sapo ioduratus, L. Prep. From Castile soap (sliced), 1 lb.; iodide of potassium, 1 oz.; (dissolved in) water, 3 fl. oz.; melt them together in a glass or porcelain vessel, over a water bath. Excellent in various skin diseases; also as a common soap for scrofulous subjects.
Soap of Jal′ap. See Jalap, Soap of.
Soap, Larch. Syn. Sapo laricis. (Dr Moore.) Prep. Dissolve 12 oz. of white curd soap in 24 oz. of rose water on a steam bath.
Infuse 4 oz. of wheat bran in 10 oz. of cold water for 24 hours, and express. Add to the last, 3 oz. of pure glycerin. Dissolve 6 dr. of extract of larch bark in 1 oz. of boiling water. Mix these solutions with the dissolved soap, evaporate over a steam bath to a proper consistence, and pour into moulds to cool. For the local treatment of psoriasis.
Soap, Macquer’s Acid. Syn. Sapo vitriolicus, L. Prep. From Castile soap, 4 oz.; softened by heat and a little water, and then continually triturated in a mortar with oil of vitriol (added drop by drop). Detergent. Used where alkalies would be prejudicial.
Soap, Marine. Patent. This is made by substituting cocoa nut oil for the fats and oils used in the manufacture of common soap. It has the advantage of forming a lather with salt water.
Soap, Mercu′′rial. Syn. Sapo hydrargyri. (M. Herbert.) 1. Prep. Dissolve 4 oz. of quicksilver in its weight of nitric acid without heat; melt in a porcelain basin by water bath 18 oz. of veal suet, and add the solution, stirring the mixture till the union is complete. To 5 oz. of this ointment, add 2 oz. of solution of caustic soda (1·33), porphyry slag, till a soap is formed, which is completely soluble in water. For external use, alone, or dissolved in water, in some cutaneous diseases.
2. Sapo mercurialis, L. Prep. (Sapo sublimatis corrosivi.) From Castile soap (in powder), 4 oz.; corrosive sublimate, 1 dr.; (dissolved in) rectified spirit, 1 fl. oz.; beaten to a uniform mass in a porcelain or wedgwood-ware mortar.
3. (Sapo hydrargyri, PRECIPITATI ALBI—Sir H. Marsh.) Prep. Beat 12 oz. of white Windsor soap in a marble mortar, add 1 dr. of rectified spirit, 2 dr. of white precipitate, and 10 drops of otto. Beat the whole to a uniform paste.
4. (Sapo hydrargyri, PRECIPITATI RUBRI—Sir H. Marsh.) From white Windsor soap, 2 oz.; nitric oxide of mercury (levigated), 1 dr.; otto of roses, 6 or 8 drops; (dissolved in) rectified spirit, 1 to 2 fl. dr.; as the last. Both the above are employed as stimulant detergents and repellants, in various skin diseases; also as SAVON ANTISYPHILITIQUE.