Ephedra equisetina Bunge

Ephedra Equisetina, Ma Huang. Stems and Leaves of Ephedra equisetina Bunge, E sinica Stapf. and other species of Ephedra, Gnetaceae. Indigenous to China and India. ]t contains 0.75 to over 1% ephedrine it is the source of natural ephedrine. Contains also variable quantities of pseud oephed ri rt e. 

China Ephedra distachya L. E. equisetina Bunge. E. intermedia Schrenk ex Mey. E. monosperma Gmel. ex Mey. E. sinica Stapf. 1-ephedrine, 1-methylephedrine, 1-norephedrine, methylephedrine, d-pseudoephedrinem, d-N-methylpseudoephedrine.30,31 33 This herb is toxic. Treat asthma, sympathomimetic action, relieve headache, body ache, and coughing, lower fever by increasing perspiration. 

Ephedra distachya L., E. intermedia Schrenk ex Mey., E. sinica Stapf., E. monosperma Gmel. ex. Mey., E. equisetina Bunge. 

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