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Airpotato Yam Rhizome

Huang Yao Zi
Huang Yao Zi #


Huang Yao Zi (Airpotato Yam Rhizome)

  1. Huang Yao Zi
  2. Rhizoma Dioscoreae Bulbiferae
  3. 黃藥子
  4. 黄药子

The Effect of Airpotato Yam Rhizome


Bitter, pungent, cool, slightly toxic; liver and lung meridians entered.


Cool blood, remove toxicity, reduce pathogenic fire and eliminate goiter.


Sores and boils, scrofula, hematemesis, nose bleeding, pharyngitis, goiter.

Dosage and Administrations

Decoct 3~9 g, or soaked in wine or made into powder. Proper dosage is for external application, pounded for applying.


It shouldn’t be taken overdosage.