Tinctura Guaiaci Ammoniata (U. S. P.)—Ammoniated Tincture of Guaiac.

Related entry: Guaiaci Lignum (U. S. P.)—Guaiacum Wood

SYNONYM: Tinctura guaiaci composita.

Preparation.—"Guaiac, in coarse powder, two hundred grammes (200 Gm.) [7 ozs. av., 24 grs.]; aromatic spirit of ammonia, a sufficient quantity to make one thousand cubic centimeters (1000 Cc.) [33 fl℥, 391♏]. Mix the powder with eight hundred cubic centimeters (800 Cc.) [27 fl℥, 25♏] of aromatic spirit of ammonia, and macerate for 7 days, in a closed vessel; then filter through paper, in a well-covered funnel, and add, through the filter, aromatic spirit of ammonia, until one thousand cubic centimeters (1000 Cc.) [33 fl℥, 391♏] of tincture are obtained"—(U. S. P.). This tincture resembles simple tincture of guaiac, except that it possesses the taste and odor of ammonia.

Action, Medical Uses, and Dosage.—(See Guaiacum.) This tincture is extensively employed, locally and internally, to abort acute tonsilitis. It may be given in drachm doses, in milk, emulsion, or white wine.

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