Materia Medica - Important
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Pharmaceutical Name
 Radix Ephedrae
Botanical Name
 1. Ephedra sinica stapf; 2. Ephedra equisetina Bge.; 3. Ephedra intermedia schrenk et C. A. Mey.
Common Name
 Ephedra root
Source of Earliest Record
 Mingyi Bielu
Part Used & Method for Pharmaceutical Preparations
 The roots are dug in the period of the Beginning of Autumn (thirteenth solar term). After the fibrous roots have been removed, the roots are cleaned and cut into pieces.
Properties & Taste
 Sweet and neutral
Meridian
 Lung
Functions
 To stop sweating
Indications & Combinations

1. Spontaneous sweating. Ephedra root (Mahuanggen) is used with Astragalus root (Huangqi) and Chinese angelica root (Danggui).
2. Night sweating. Ephedra root (Mahuanggen) is used with Fresh rehmannia root (Shengdihuang) and Oyster shell (Muli).
Dosage
 3-10 g
Cautions & Contraindications
 This herb is contraindicated in cases with exterior syndromes.
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