Ephedra sinica (also known as Chinese ephedra or Ma Huang) is a plant species native to Mongolia, Russia (Buryatiya, Chita, Primorye), and northeastern China (Gansu, Hebei, Heilongjiang, Jilin, Liaoning, Nei Mongol, Ningxia, Shaanxi, Shanxi).
Ephedra (the genus of plants)
Ephedra (US-specific page on ephedrine-containing dietary supplements, observed (negative) health effects of these, and corresponding regulatory actions toward them)
List of herbs with known adverse effects
Li plis nan WikipediaTape yon sentòm oswa yon maladi epi li sou remèd fèy ki ta ka ede, tape yon zèb ak wè maladi ak sentòm li itilize kont.
* Tout enfòmasyon baze sou rechèch syantifik pibliye