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Related to ephedra: Ephedra sinica


 (ĭ-fĕd′rə, ĕf′ĭ-drə)
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.]


(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]


(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)]
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


n (bot) efedra
References in periodicals archive ?
Adding caffeine to ephedra increases ephedrarelated side effects, and the same could be true of Citrus aurantium/ caffeine combinations; we just don't know at this point.
One of the gripes King had was with Life Plus' weight-loss product, MetaboGenx, which contains ephedra.
Bechler's death was linked to ephedra, the herbal weight-loss supplement that has now been connected to a total of 155 deaths and more than 16,000 serious illnesses.
Questionable supplement The compound ephedra provides only modest weight-loss effects and poses health risks, an analysis of research showed (163: 237).
Illinois became the first state to ban the sale of ephedra products, followed by New York and California, after the supplements were linked to thousands of heart attacks, strokes and at least 100 deaths.
Look on the supplement shelf of any drugstore and you can see ephedra and ephedrine advertised in many products that make claims of increased energy and fat loss.
A: I wouldn't use ephedra and I advise all of my patients against using it--especially on an on-going basis.
copyright law; global sports law; fair notice of best evidence; Ephedra regulation; the first-sale doctrine in international Intellectual property law; and, school football injuries.
Ephedra, an over-the-counter herbal drug, is marketed as a dietary supplement for weight loss and to boost energy.
In a press release dated a week before the March announcement, the FDA assured the public it was aggressively pursuing warnings for ephedra and seeking information to possibly warrant a ban on its use in all dietary products.
To burn fat and increase his energy, Davis took ephedra, the cardiovascular and central nervous system stimulant also known as Ma Huang.