Extract of Mea′dow Saf′fron. See Extract of Colchicum.
Extract of Meat. Syn. Extract of flesh; Extractum carnis, L. Prep. (Liebig.) The lean of recently killed meat (chopped very small), 1 part; cold water, 8 parts; agitate it well together for 10 minutes; then heat it gradually to the boiling-point, let it simmer gently for a few minutes, and strain through a hair sieve whilst still hot; lastly, evaporate to a soft mass. 1 lb. of meat yields barely 1 oz. See Essence of Beef, Tea (Beef), &c.
Extract of Mezere′on. Syn. Mezereon resin; Extractum mezerei, Resina mezerei, L. Prep. 1. (Alcoholic; E. m. alcoholicum, L.)—a. (Ph. Hamb.) By distilling off 5⁄6ths of the tincture made with rectified spirit, and filtering the residue, retaining what is left on the filter.
b. By the simple distillation of the tincture.
Obs. Green or brownish green; insoluble in water. 1⁄2 oz. mezereon root-bark yielded
11⁄2 oz. (Hamb. Disp.) It is chiefly used in preparing blistering ointments and plasters.
2. (Ethereal; Green oil of mezereon; Extractum mezerei æthereum. B. P.)—a. B. P. Mezereon bark cut small, 1 lb.; rectified spirit, 8 pints; ether, 1 pint. Macerate the mezereon in 6 pints of the spirit for 3 days, with frequent agitation, strain, and press. To the residue of the mezereon add the remainder of the spirit, and again macerate for 3 days, with constant agitation, strain, and press. Mix and filter the strained liquors, recover the greater part of the spirit by distillation, evaporate what remains to the consistence of a soft extract, put this in a stoppered bottle with the ether, and macerate for 24 hours, shaking them frequently; decant the etherial solution, recover part of the ether by distillation, and evaporate what remains to the consistence of a soft extract.
b. (Ph. Bor.) By digesting alcoholic extract of mezereon in ether for some days with agitation, reducing the tincture to 1-4th by careful distillation, and evaporating the residuum by a gentle heat to the consistence of an extract.
c. (Ph. U. S. Extractum mezerei fluidum.) Mezereon in moderately coarse powder, 16 oz. (troy); alcohol (·817), 16 oz. (old measure); proceed as for fluid extract of cubebs. (Ph. U. S.)
Obs. Both the alcoholic and ethereal extract of mezereon must be kept in stoppered bottles. The latter, like the former, is used as an external irritant.