Extract of Tea

Syn. Extractum theæ , L. Prep. 1. From an infusion of any of the rougher kinds of black tea. Astringent. Has been recommended in diarrhœa; formed into pills.— Dose , 10 gr. to 1 ⁄ 2 dr. A hard, black-looking substance, smelling and tasting faintly of tea, is imported under the same name from China. 2. (Pidding’s.) The joint products of distillation and infusion combined. Proposed to be made in China, and exported as a condensed preparation of tea. ( E ence of tea ; E entia theæ ); to be used as a substitute for the leaves, in order to save the expense of freight, .