Tinctura Cannabis Indicae (U. S. P.)—Tincture of Indian Cannabis.
Related entry: Cannabis Indica (U. S. P.)—Indian Cannabis
(Modern shorthand: 1:6.67 91 %)
SYNONYMS: Tincture of India hemp, Tincture of Indian hemp, Tincture of hemp, Tinctura cannabis (U. S. P., 1870).
Preparation.—"Indian cannabis, in No. 40 powder, one hundred and fifty grammes (150 Gm.) [5 ozs. av., 127 grs.]; alcohol, a sufficient quantity to make one thousand cubic centimeters (1000 Cc.) [33 fl℥, 391♏]. Moisten the powder with one hundred and fifty cubic centimeters (150 Cc.) [5 fl℥, 35♏] of alcohol, and macerate for 24 hours; then pack it firmly in a cylindrical percolator, and gradually pour alcohol upon it, until one thousand cubic centimeters (1000 Cc.) [33 fl℥, 391♏] of tincture are obtained"—(U. S. P.).
Action, Medical Uses, and Dosage.—This forms a powerful sedative narcotic, which has been used in neuralgia, cholera, and other symptoms where the India hemp has been recommended, with much success. The dose is 5 drops, gradually increased to 20 or 40, according to its influence. The extract and fluid extract are, however, more frequently employed than the simple tincture.