Decoction of I′′rish Moss. Syn. Decoctum chon′dri. Prep. (Pereira.) Carrageen or Irish moss, 1 oz.; macerate in lukewarm water for 10 minutes, take it out and drain it, and then boil it in water (or milk), 3 pints, for 15 minutes, and strain through linen.

Obs. If twice the above weight of moss is employed, a mucilage (mucilago chondri) is produced, which may be flavoured with lemon juice, spices, &c., and forms a most nutritious article of spoon diet. It is taken in the same cases as decoction of Iceland moss; and is frequently employed in cookery, as a substitute for animal jelly, in the preparation of blancmanges, soups, &c.

Decoction of I′′singlass. See Lisbon Diet Drink.

Decoction of Jamaica Dogwood. Syn. Decoctum Cornus Floridæ. (U. S. Ph.) Bark of Jamaica dogwood, 1 oz.; water, 16 oz. o.m.; boil 10 minutes and strain, and make up to 1 pint o.m. As a substitute for cinchona, but is more astringent.

Decoction of Jujubes. Syn. Decoctum Jujubarum. Boil 2 oz. of jujubes (stoned),

for an hour, in a sufficient quantity of water to produce 2 pints of decoction.

Decoction of Ju′niper Berries (Compound). Syn. Decoctum juniperi compositum, L. Prep. (St. B. Hosp.) Juniper berries, 2 oz.; cream of tartar, 3 dr.; water, 4 pints; boil to a quart, strain, and add compound spirit of juniper, 2 fl. oz. Diuretic.—Dose, 2 or 3 wine-glassfuls, 3 times a day, warm.

Decoction of Linseed (Compound). Syn. Decoctum li′ni compositum (Ph. D.), L. Prep. (Ph. D.) Linseed, 1 oz.; liquorice root (bruised), 12 oz.; water, 112 pint; boil for 10 minutes in a covered vessel, and strain whilst hot. Emollient and demulcent.—Dose. A wine-glassful ad libitum; in gonorrhœa, dysentery, pulmonary affections, &c. It may be flavoured with lemon peel, and sweetened. See Infusions.

Decoction of Liquorice. Syn. Decoctum glycyrrhizæ, L. Prep. (Ph. D. 1826.) Liquorice root (sliced), 112 oz.; water, 16 fl. oz.; boil 10 minutes and strain. A mild demulcent; it is taken either alone, by wine-glassfuls, or is used as a vehicle for more active remedies.

Decoction, Lisbon. See Lisbon Diet Drink.