Cocs Aromaticum. - Each fluidounce (30 Cc.) represents 30 grains (2 Gm.) of Coca with Aromatics. Fraxini Americanae (White Ash). - Each fluidrachm (4 Cc.) represents 30 grains (2 Gm.) of Fraxinus (bark). Pepsini (Pepsin). - Each fluidrachm (4 Cc.) represents 1 grain (0.06) of Pepsin. Picis (Tar). - A saturated solution of Tar, in Sherry Wine. Pruni Virginianae (Wild Cherry). - Each fluidrachm (4 Cc.) represents 15 grains (1 Gm.) of Wild Cherry, in Angelica Wine. Pruni Virginianae Ferratum (Wild Cherry, Ferrated). - Each fluidrachm (4 Cc.) represents 5 minims (0.3 Cc.) of Tincture of Citro-chloride of Iron and 13 3/4 grains (0.9 Gm.) of Wild Cherry, in Angelica Wine. Rhei (U. S. P. 1880). - Representing 10 per cent. of Rhubarb and 1 per cent. of Calamus.