Extract of Stramo′′nium. Syn. Extract of thorn-apple; Extractum Stramonii, (Ph. L. & D.), L. Prep. 1. (B. P.) Pack stramonium seeds, coarsely powdered, in a percolator, and pass about their own weight of washed ether slowly through them, remove the ether, and set aside. Now pour over them proof spirit until the seeds are exhausted; distil off the spirit, and evaporate the residue by a water bath to a proper pill consistence.—Dose, 1⁄4 gr., gradually increasing.
2. (Ph. L.) Seeds of thorn-apple (Datura stramonium), 15 oz.; boiling distilled water, 1 gall.; macerate for 4 hours in a vessel lightly covered, near the fire; afterwards take out the seeds, bruise them in a stone mortar, and return them to the liquor; then boil down to 4 pints, strain whilst hot, and evaporate. The Ph. D. is similar. Product. (About) 12%, Anodyne and narcotic.—Dose, 1⁄4 gr. to 1⁄2 gr., gradually increased, twice or thrice a day; neuralgia, rheumatism, tic doloureux, spasmodic asthma, epilepsy, worms, &c.
3. (P. Cod. & Ph. U. S.) From the expressed juice of the fresh leaves, heated to boiling, and filtered. The P. Cod. also orders it to be prepared as EXTRACT OF ACONITE—Ph. L. Anodyne and narcotic.—Dose, 1⁄2 gr. to 1 gr.
Obs. On the large scale, this extract is prepared by expressing the juice of the fresh herb, and boiling the remainder in water; the juice and decoction are then mixed, filtered, and evaporated. 11⁄2 cwt. of stramonium yielded 37 lbs. of juice, and this, with the decoction, gave 31 lbs. of extract. (Gray.)
4. (Alcoholic; Extractum stramonii—Ph. E., E. s. alcoholicum, L.)—a. (Ph. E. & Ph. U. S.) From the seeds (ground in a coffee-mill), by percolation with proof spirit. Product. (About) 14%; 1 lb. yielded 21⁄4 oz. (Recluz.)
b. (P. Cod.) From the leaves, as EXTRACT OF ACONITE—P. Cod.—Dose, 1⁄4 gr. gradually increased. (See above.)
Extract of Suc′cory. Syn. Extractum chicorii, L. Prep. (Guibourt.) From the fresh root, as EXTRACT OF ACONITE—Ph. L. Aperient, deobstruent, and tonic.—Dose, 10 gr. to 1⁄2 dr.
Extract of Sweet Flag. Syn. Extractum
acidi, E. calami aromatici, L. Prep. From the rhizomes, as EXTRACT OF RHUBARB—Ph. L. See Sweet Flag.
Extract of Tan′sy. Syn. Extractum tanaceti, L. Prep. 1. From the herb (Tanacetum vulgaris), as EXTRACT OF HOP—Ph. L.