Syrupus Chondri Compositus (N. F.)—Compound Syrup of Chondrus.
Related entry: Chondrus (U. S. P.)—Chondrus
SYNONYM: Compound syrup of Irish moss.
Preparation.—"Irish moss, one gramme (1 Gm.) [15.5 grs.]; fluid extract of ipecac (U. S. P.), one cubic centimeter (1 Cc.) [16♏]; fluid extract of squill (U. S. P.), sixteen cubic centimeters (16 Cc.) [260♏]; fluid extract of senega (U. S. P.), sixteen cubic centimeters (16 Cc.) [260♏]; camphorated tincture of opium (U. S. P.), twenty-eight cubic centimeters (26 Cc.) [454♏]; purified talcum (F. 395), fifteen grammes (15 Gm.) [232 grs.]; sugar, six hundred and fifty grammes (650 Gm.) [1 lb. av., 6 ozs., 406 grs.]; water, a sufficient quantity to make one thousand cubic centimeters (1000 Cc.) [33 fl℥, 391♏]. Macerate the Irish moss in sixty cubic centimeters (60 Cc.) [2 fl℥, 14♏] of water until it is softened, then heat it on a boiling water-bath for 15 minutes, strain it through flannel, without pressure, and wash the flannel and contents with sixty cubic centimeters (60 Cc.) [2 fl℥, 14♏] of hot water. Mix the fluid extracts and tincture with the purified talcum and three hundred and twenty-five cubic centimeters (325 Cc.) [10 fl℥, 475♏] of water, shake the mixture frequently and thoroughly during half an hour, and then filter it through a wetted filter, returning the first portions of the filtrate until it runs through clear. Mix the mucilage of Irish moss with the filtrate, then add the sugar, and pass enough water through the filter to make the product, after the sugar has been dissolved by agitation, measure one thousand cubic centimeters (1000 Cc.) [33 fl℥, 391♏]"—(Nat. Form.).
Action, Medical Uses, and Dosage.—This agent is demulcent and expectorant. The dose is from ½ to 1 fluid drachm.