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Extractum Quassiae (U. S. P.)—Extract of Quassia.

Botanical name:

Related entry: Quassia (U. S. P.)—Quassia

Preparation.—"Quassia, in No. 20 powder, one thousand grammes (1000 Gm.) [2 lbs. av., 3 ozs., 120 grs.]; water, a sufficient quantity. Moisten the powder with four hundred cubic centimeters (400 Cc.) [13 fl℥, 252♏] of water, pack it firmly in a conical percolator, and gradually pour water upon it until the infusion passes but slightly imbued with bitterness. Reduce the liquid to 3/4 of its bulk by boiling, and strain; then evaporate, by means of a water-bath, to a pilular consistence"—(U. S. P.).

Description, Medical Uses, and Dosage.—This is a concentrated, deep-brown or black, bitter extract, becoming dry and crumbling with age. Dose, usually with other bitter tonics, 1 to 2 grains.


King's American Dispensatory, 1898, was written by Harvey Wickes Felter, M.D., and John Uri Lloyd, Phr. M., Ph. D.



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