A companion to the United States pharmacopia; . rt used.—The fresh leaves. Description.—See the Pharmacopoeia,page 283. Dried leaves are worthless. 856 A COMPANION TO THE Constituents.—A volatile acid called toxicodendric acid, which ispoisonous, causing severe vesicular eruptions ajid swelling. Medicinal Uses.—Said to be an irritant narcotic, which has provedbeneficial in certain affections of the nervous system, as in paraplegia,paralysis, especially of the rectum or bladder ; also in chronic rheuma-tism, etc. Dose.— to gram (1 to 6 grains). TOXICODEKDKI EXTRACTUM FLUIDUM. Fluid Extr
A companion to the United States pharmacopia; . rt used.—The fresh leaves. Description.—See the Pharmacopoeia,page 283. Dried leaves are worthless. 856 A COMPANION TO THE Constituents.—A volatile acid called toxicodendric acid, which ispoisonous, causing severe vesicular eruptions ajid swelling. Medicinal Uses.—Said to be an irritant narcotic, which has provedbeneficial in certain affections of the nervous system, as in paraplegia,paralysis, especially of the rectum or bladder ; also in chronic rheuma-tism, etc. Dose.— to gram (1 to 6 grains). TOXICODEKDKI EXTRACTUM FLUIDUM. Fluid Extract of Toxicodendron. To make five hundred cubic centimeters (or its equivalent—17 U. ), use five hundred grams (or its equivalent—17f avoirdupoisounces) of the drug, in No. 30 powder. As a menstruum use alcohol. Dose.— to cubic centimeter (1 to 6 minims). Ricini Folia. Ricinus —Ricinus communis, Linne (Euphorbiacece).Habitat.—Cultivated in America and in Southern Figs. 445,446.—Leaf and Bean of Ricinus Communis. Bean natural size; leaf reduced. UNITED STATES PHARMACOPOEIA. 857 Part used.—The leaves. Description.—Large, handsome, bright green, formed as seen inthe figure. Familiar as an ornamental yard plant. Constituents-—An unknown acrid cathartic principle is containedin the leaves as well as in the fixed oil of the seeds of the castor-oilplant. The ricinin found by several chemists is an innocent substance. Medicinal Uses.—It is said to increase the secretion of milk whentaken internally by, or applied to the breasts of, nursing women. It isbest used in the form of strong decoction. RICINI FOLIORUM EXTKACTUM Extract of Castor-Oil Leaves. To make five hundred cubic centimeters (or its equivalent—17 U. , use five hundred grams (or its equivalent—17f avoirdupoisounces) of the drug, in No. 30 powder. As a menstruum use diluted alcohol. Dose.—Five to fifte
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