NCIt definition : A distillate composed of active and/or inert ingredient(s) extracted from plant or
animal matter, and represented in concentrated form.;
Alternative definition : NCI-GLOSS: In medicine, a preparation of a substance obtained from plants, animals,
or bacteria and used as a drug or in drugs.; CDISC: A concentrated preparation of vegetable or animal drugs obtained by removal
of the active constituents of the respective drugs with a suitable menstrua, evaporation
of all or nearly all of the solvent, and adjustment of the residual masses or powders
to the prescribed standards. (NCI);