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A EphedraEphedrine is a medicinal preparation obtained from the plant
Ephedra, a genus of Gymnosperm
and the only genus in its family, Ephedraceae, and order, Ephedrales. While there are various species of
Ephedra, which are widespread, these are native to North America, south America, southern Europe, Africa central Asia and China. The plants of the genus
Ephedra,
especially E. sinica has been traditionally used for a variety of medicinal purposes, including treatment of asthma, common cold and hay fever.