Search results
Results from the WOW.Com Content Network
Plants of the genus Ephedra, including E. sinica and others, were used in traditional medicine for treating headache and respiratory infections, but there is no scientific evidence they are effective or safe for these purposes. [23] Ephedra has also had a role as a precursor in the clandestine manufacture of methamphetamine. [24]
Ephedra sinica (also known as Chinese ephedra or Ma Huang) is a species of Ephedra native to Mongolia, Russia (Buryatiya, Chita, Primorye), and northeastern China (Gansu, Hebei, Heilongjiang, Jilin, Liaoning, Nei Mongol, Ningxia, Shaanxi, Shanxi).
Ephedra is widely used by athletes as a performance-enhancing drug, [13] despite a lack of evidence that it improves athletic performance. [14] [15] Ephedra may also be used as a precursor in the illicit manufacture of methamphetamine. [16] Ephedra has been used as a weight-loss aid, sometimes in combination with aspirin and caffeine.
Meet the experts: David Merrill, MD, PhD, is a geriatric psychiatrist at Providence Saint John’s Health Center in Santa Monica, California, and the Singleton Endowed Chair in Integrative Brain ...
[41] [20] [42] [43] L-ephedrine, and particularly its stereoisomer norpseudoephedrine (which is also present in Catha edulis) has indirect sympathomimetic effects and due to its ability to cross the blood–brain barrier, it is a CNS stimulant similar to amphetamines, but less pronounced, as it releases norepinephrine and dopamine in the brain ...
In a mouse study, researchers found that zolpidem (Ambien), a common sleep aid, could prevent the brain from effectively clearing up 'waste', though it remains unclear whether this could affect ...
For premium support please call: 800-290-4726 more ways to reach us
Members of the family typically grow as shrubs and have small, linear leaves that possess parallel veins. The fossil Ephedraceae genera show a range of morphologies transitional between the ancestral lax male and female reproductive structures and the highly compact reproductive structures typical of modern Ephedra .