Powder, Styp′tic. See Powder, Astringent, Faynard’s p., &c.
Powder, Tonquin. Syn. Pulvis antityssus tunquinensis; Sir G. Cobb’s tonquin powder. Prep. Musk, 16 gr.; cinnabar, 48 gr.; to be mixed or washed down with arrack or other spirit. Three doses to be given on three alternate days, and three more on the three next changes of the moon.
Powder of Trag′acanth (Compound). Syn. Pulvis tragacanthæ compositus (B. P., Ph. L. & E.), L. Prep. 1. (Ph. L.) Gum tragacanth, gum acacia, and starch, of each, in fine powder, 11⁄2 oz.; powdered white sugar, 3 oz. The Edinburgh formula is similar. Demulcent.—Dose, 1⁄2 dr. to 2 dr., in water or any simple liquid; in hoarseness and catarrhs, combined with squills and henbane, to allay irritation; in dysentery, combined with ipecacuahna; in gonorrhœa, strangury, &c., combined with acetate of potassa or nitre.
2. (B. P.) Tragacanth, in powder, 1; gum Arabic, in powder, 1; starch, in powder, 1; refined sugar, in powder, 3; rub well together.—Dose, 10 to 60 gr.
Powder of Vanilla, with Sugar. (P. Cod.) Syn. Pulvis vanillæ cum saccharo; Poudre de vanille sucrée. Vanilla is reduced to powder by cutting it in pieces, and triturating it with 9 times its weight of refined sugar.
Powder of Verdigris with Calomel. Syn. Pulvis æruginis cum calomelane. Prep. Prepared verdigris, 1 dr.; calomel, 1 dr.; mix. For external use.
Powder, Violet. Syn. Nursery powder, Skin p. This is simply starch, reduced to a very fine powder, and scented with orris powder or essence of violets. The best kinds are also perfumed with a little musk or ambergris, and are now generally made with potato farina.
The commoner sort is only scented with a little essence of bergamot or essence of lemon. ‘Plain violet powder’ is, of course, unscented.
Prep. 1. Powdered starch, 28 lbs.; powdered orris root, 1 lb.; essence of ambergris and essence of bergamot, of each 1⁄2 oz.; oil of rhodium, 1⁄2 dr.; mix, and pass the powder through a sieve.
2. Powdered starch, 14 lbs.; essence of bergamot, 1⁄2 oz.; oil of cloves, 1⁄2 oz.; as last. Used as a dusting powder in excoriations, &c. See Powders, Cosmetic (below).