ephedra


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Related to ephedra: Ephedra sinica

e·phed·ra

 (ĭ-fĕd′rə, ĕf′ĭ-drə)
n.
1. Any of various usually shrubby gymnosperms of the genus Ephedra, having jointed green stems and small scalelike leaves, some species of which are used as a source of ephedrine.
2. A drug containing ephedrine derived from one of these plants, used in traditional Chinese medicine as a stimulant and decongestant and sold in the United States primarily as a dietary supplement for weight loss before it was banned because of toxic side effects in 2004. Also called ma huang.

[Latin ephedra, horsetail, from Greek ephedrā, from feminine of ephedros, sitting upon : ep-, epi-, epi- + hedrā, seat; see sed- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ephedra

(ɪˈfɛdrə)
n
(Plants) any gymnosperm shrub of the genus Ephedra, of warm regions of America and Eurasia: the source of ephedrine: family Ephedraceae, phylum Gnetophyta
[C18: New Latin, from Latin, from Greek ephedros a sitting upon, from epi- + hedra seat]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

e•phed•ra

(ɪˈfɛd rə, ˈɛf ɪ drə)

n., pl. -ras.
any desert gymnosperm plant of the genus Ephedra, of the family Gnetaceae, with leaves reduced to scales at stem joints.
[1890–1900; < New Latin (Linnaeus) < Greek ephédra the horsetail plant, literally, sitting (upon a place)]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ephedra - jointed and nearly leafless desert shrub having reduced scalelike leaves and reddish fleshy seeds
genus Ephedra - type and sole genus of Ephedraceae: tropical and subtropical evergreen shrubby or creeping plants native to dry and inhospitable regions
Ephedra sinica, mahuang - Chinese ephedra yielding ephedrine
bush, shrub - a low woody perennial plant usually having several major stems
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

ephedra

n (bot) efedra
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
Table 1 Degradome proteins found in pollination drops of Ephedra spp Protein Species Ubiquitins E.
Black Widow contains 25 mg Thermo-Z brand ephedra extract.
Ephedra comes from the Ephedraceae family of plants.
No existe evidencia precisa acerca de la ubicacion cronologica del origen de Ephedra, aunque se sostienen dos hipotesis: una la situa en el Oligoceno-Mioceno de acuerdo con un analisis de fechamiento molecular; mientras que la otra supone su genesis en el Cretacico (Rydin et al., 2006).
People using Ephedra lose more weight (about 1kg) per month than dieting alone, but they might also get some of these side effects: Nausea, vomiting, mood swings, high blood pressure, abnormal heart beats, heart attack or even death.
If you're setting maximum levels for toxic elements in your products and your usual samples are leaves, you might consider the ephedra aerial parts or ginkgo leaves.
Ephedrine producing callus cultures has been reported earlier in Ephedra sp [4,5,6,7,8].
The product, known as Asthmina Syrup Natural, contains ephedra, also known as ma haung, an ancient Chinese herb traditionally used to treat asthma, colds, congestion and coughs.
The February 2003 death of Baltimore Orioles pitcher Steve Bechler, who according to the coroner's report died after taking ephedrine alkaloids (ephedra), has garnered national attention for the topic of nutritional supplements and energy drinks.
Mealey said the new title is designed to provide comprehensive coverage of all litigation surrounding drugs and weight-loss products, including prscription drugs such as Pondimin, Redux, pentermine, Meridia, Xenical, and its over-the-counter version Alli, as well as the appetite suppressant phenylpropanolamine (PPA) and the similar weight-loss herb ephedra.
This costly and lengthy procedure is attempted only rarely, and in only the most severe cases, such as that of ephedra. The supplement was suspected in hundreds of deaths, yet the ban was challenged in court and overturned on the basis that the DSHEA forbids FDA action even in such an extreme case.
Some lawmakers sought more extensive regulation over supplements after Ephedra, a supplement now banned, was linked to heart risks and the deaths of some athletes.