Resina Copaibae (U. S. P.)—Resin of Copaiba.
Related entry: Copaiba (U. S. P.)—Copaiba
The residue left after distilling off the volatile oil from copaiba"—(U. S. P.).
SYNONYMS: Copaivic acid, Acidum copaibicum.
Description.—"A yellowish or brownish-yellow, brittle resin, having a slight odor and taste of copaiba. Soluble in alcohol, ether, chloroform, carbon disulphide, benzol, or amyl alcohol"—(U. S. P.). This is a mixture of copaivic acid and neutral resinous matter. Its solution in alcohol reddens litmus, and has an acrid, bitterish taste. (For further details, see Copaiba.)
Action, Medical Uses, and Dosage.—(See Copaiba.) Dose, 1 to 15 grains, preferably in emulsion.