Lotion, Hydrocyan′ic. Syn. Lotio hydrocyanici, L. acidi hydrocyanici, L. Prep. 1. (Magendie.) Medicinal hydrocyanic acid, 1 to 2 fl. dr.; lettuce water, 1 pint. In hepatic affections.
2. (Sneider.) Medicinal acid, 11⁄2 fl. dr.; rectified spirit and water, of each 6 fl. oz.
3. (A. T. Thomson.) Medicinal acid and rectified spirit, of each 2 fl. dr.; acetate of lead, 16 gr.; distilled water, 71⁄2 fl. oz. In impetigo, &c.
Obs. Lotions of prussic acid are employed to allay pain and irritation in various chronic skin diseases, especially the scaly and itchy eruptions; and in cancer, &c., with variable success. See Hydrocyanic acid.
Lotion of Hyposul′phite of Soda. Syn. Lotio sodæ hyposulphitis, L. Prep. (Startin.) Hyposulphite of soda and alum, of each 11⁄2 dr.;
eau de Cologne, 1⁄2 fl. oz.; rose water, 71⁄2 fl. oz.; in the advanced stages of acne.
Lotion of I′odide of Ar′senic and Mer′cury. Syn. Lotio arsenici et hydrargyri hydriodatis, L. Prep. From Donovan’s solution, 1 part; water, 9 parts. In lepra, psoriasis, and other scaly skin diseases. See Solution.
Lotion of Iodide of Potas′sium. Syn. Lotio potassii iodidi, L. Prep. 1. From iodide of potassium, 1 to 2 dr.; water, 1 pint. In the usual cases in which ioduretted preparations are employed.
2. (Dr O. Ward.) Iodide of potassium, 1 dr.; water, 3⁄4 pint. In itch. (See below.)
Lotion of Iodide of Zinc. Syn. Lotio zinci iodidi, L. Prep. (Ross.) iodine, 11⁄2 dr.; zinc filings, 1 dr.; water, 8 fl. oz.; digest with heat until the liquid becomes coloured, then filter. In enlarged tonsils.