Emplastrum Aromaticum (N. F.)—Aromatic Plaster.
SYNONYM: Spice plaster.
Preparation.—Formulary number, 117: Cloves, ten grammes (10 Gm.) [154 grs.]; cinnamon, Saigon, ten grammes (10 Gm.) [154 grs.]; ginger, ten grammes (10 Gm.) [154 grs.]; capsicum, five grammes (5 Gm.) [77 grs.]; camphor, five grammes (5 Gm.) [77 grs.]; cotton seed oil, thirty-five grammes (35 Gm.) [1 oz. av., 102 grs.]; lead plaster, twenty-five grammes (25 Gm.) [386 grs.]. Melt together the lead plaster and cotton seed oil, with the aid of heat. Cool the mixture and, while it is still soft, thoroughly incorporate with it the aromatic ingredients, previously reduced to a very fine powder"—(Nat. Form.).
Action and Medical Uses.—This is an excellent stimulating application for the relief of local pains, especially of the chest and abdomen, and to palliate the pains of rheumatism and neuralgia.