ephedra


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Related to ephedra: Ephedra sinica

e·phed·ra

(ē-fed'ră),
Ephedra equisetina (family Gnetaceae). Ma huang; the plant source for the alkaloid ephedrine. Indigenous to China and India, it is 0.7% to over 1% ephedrine; also contains some pseudoephedrine.

ephedra

(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.

joint fir

Chinese and Herbal medicine
A shrub, the stem of which contains ephedrine, which is a bronchodilator, diaphoretic, diuretic and vasoconstrictor; it is used to treat asthma, bronchitis, fever, fluid retention, hypotension, paraesthesias, to stimulate the central nervous system and to suppress the appetite.
 
Toxic effects
Ephedra should not be used in patients with cardiac or thyroid disease, diabetes or hypertension.

e·phed·ra

(e-fed'ră)
(Ephedra sinica and other spp.) An herbal supplement now banned in the United States, where it was used as a weight-loss supplement. Severe toxicities and adverse effects reported (e.g., stroke, cardiac arrest, seizure, psychotic attacks); over 800 reports of related illness; the compounds also included substances banned for use by athletes.
Synonym(s): ma-huang, Mormon tea, popotillo.
[L., horsetail, fr. G. ephedros, sitting on]

e·phed·ra

(e-fed'ră)
Ephedra equisetina;Ma huang; the plant source for the alkaloid ephedrine. Indigenous to China and India, it also contains some pseudoephedrine.
[L., horsetail, fr. G. ephedros, sitting on]
References in periodicals archive ?
In Ephedra, the nucellus is post-meiotic (Rydin et al., 2010), whereas nucellus of Taxus is premeiotic (Dupler, 1920).
Tough after 10 years of monitoring, the patient is currently in a II/IV New York Heart Association functional class with no new drug addictions, we want to emphasize the importance of the addictiveness of certain drugs or dietary supplements with ephedra compound in psychiatric patients.
El genero Ephedra fue publicado por Linneo en 1753, la especie tipo es Ephedra distachya L.
Accumulation ephedrine in tissue cultures of an angiosperm member is interesting because ephedrine is most celebrated for its presence in in vitro and in vivo tissues of Ephedra. Accumulation of ephedrine in S.
It is interesting to note that ephedra is also on the US Olympic Committee's list of banned substances.
In his article "Taking Ban on Ephedra to Heart" (Sept./Oct.
The Broncos cut Sauerbrun, a three-time Pro Bowl selection, in October after he had served a league-mandated four-game suspension for testing positive for ephedra. Sauerbrun, New England's third different punter this season, had been out of work until the Patriots signed him last Friday, two days before their game in Jacksonville.
Unfortunately, a federal judge in Utah ended a yearlong ban on the stimulant, ephedra (April 14, 2005).
Both One A Day Weight Smart and Stacker 2 Ephedra Free deliver substances shown to have thermogenic properties and therefore have the potential to promote weight loss.
The objective of this study was to quantify leafing, flowering, and fruiting phenologies of all seven Mojave Desert species--Shockley's goldenhead (Acamptopappus shockleyi), white bursage (Ambrosia dumosa), shadscale (Atriplex confertifolia), Nevada ephedra (Ephedra nevadensis), winterfat (Krascheninnikovia lanata), range ratany (Krameria erecta), and creosote bush (Larrea tri-dentata), occurring in the nest area compared to the adjacent non-nest area in Las Vegas Valley.
Nevertheless, botanical supplements were still popular in February 2003, when a pitcher for the Baltimore Orioles major league baseball team died as a result of taking a supplement containing ephedra. Until then, ephedra (also known as ma huang) was one of the most popular products for losing weight and enhancing athletic performance, although for years reports of adverse reactions had signaled potential health risks.
Concerns continue to grow about the safety of ephedra, a herbal extract touted as an energy-giving, weight-reducing panacea.