A companion to the United States pharmacopia; . See the Pharmacopoeia, page 61. The outer surfaceis yellowish brown and slices are about twenty-five tosixty-five millimeters (1 to 2-| inches)in diameter, and six to twelve milli-meters (\ to % inch) thick. The flatsurfaces are concave, so that theslice is thinner in the centre than atthe circumference. The color of thecut surface is greenish yellow or yel-lowish gray, the yellow color beingbrightest under the epidermis. Thedrug is heavy, and easily crushed orpowdered. Must have a good color. Worm-eaten columbo root is more commonth
A companion to the United States pharmacopia; . See the Pharmacopoeia, page 61. The outer surfaceis yellowish brown and slices are about twenty-five tosixty-five millimeters (1 to 2-| inches)in diameter, and six to twelve milli-meters (\ to % inch) thick. The flatsurfaces are concave, so that theslice is thinner in the centre than atthe circumference. The color of thecut surface is greenish yellow or yel-lowish gray, the yellow color beingbrightest under the epidermis. Thedrug is heavy, and easily crushed orpowdered. Must have a good color. Worm-eaten columbo root is more commonthan a sound drag, and should be rejected. The gray cambium ring,crossed by radiating lines, to be observed between the bark and thewood, is a good sign by which to distinguish true calumba from othertransversely sliced roots, as bryonia, etc. Constituents.â Calumbin, calumbic acid, berberine, and forms colorless or white crystals ; is odorless, but very acid is a yellow, amorphous powder of bitter taste. Ber-. FlG. 131.âCalumba, natural size. i 260 A COMPANION TO THE berine is a yellow crystalline alkaloid, found in berberis and many otherdrugs. There is no tannin in calumba. Medicinal Uses.âVegetable bitters stimulate the appetite anddigestion, and are general tonics. Calumba is one of the best drugsof this class, and is useful, either alone or as an adjuvant to otherremedies, in vomiting of pregnancy, atonic dyspepsia, chronic gastriccatarrh, flatulence, etc. In convalescence from fen ers it is exceptionallybeneficial in restoring appetite and digestion. Dose.âTen to thirty grains ( to 2 grams), preferably as fluidextract. CALUMB^E EXTRACTUM FLUIDUM; IT. Extkact of Calumba. To make five hundred cubic centimeters (or its equivalentâ17 U. ), use five hundred grams (or its equivalentâ17| avoirdupoisounces) of the drug, in No. 20 powder. As a menstruum use diluted alcohol. Moisten the drug with one hundred and fifty gr
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Keywords: ., bookcentury1800, bookdecade1880, bookpublishernewyo, bookyear1884
