Trochisci Catechu (U. S. P.)—Troches of Catechu.
Related entry: Catechu (U. S. P.)—Catechu
SYNONYM: Catechu lozenge.
Preparation.—"Catechu, in fine powder, six grammes (6 Gm.) [93 grs.]; sugar, in fine powder, sixty-five grammes (65 Gm.) [2 ozs. av., 128 grs.]; tragacanth, in fine powder, two grammes (2 Gm.) [31 grs.]; stronger orange-flower water, a sufficient quantity to make 100 troches . Rub the powders together until they are thoroughly mixed; then, with stronger orange-flower water, form a mass, to be divided into 100 troches"—(U. S. P.). About 1 grain of catechu is contained in each troche.
Action, Medical Uses, and Dosage.—May be used for the same purposes and in the same doses as troches of krameria. They are commonly employed in hoarseness due to catarrhal states of the pharynx and larynx.