Individual Herbs Notebook

Huang Yao Zi

Pharmaceutical: Rhizoma Dioscoreae Bulbiferae
Taxonomy: Dioscoreae Bulbiferae

Other names: Potato Yam Tuber

Category: Herbs that Transform Phlegm



Properties: Bitter, pungent, cool, slightly toxic

Meridans Entered:
Primary: Liver and Lung


Traditional Actions/Indications:
  1. Resolves Phlegm, dissipates nodules and reduces masses
    Goiter (it can be used alone as a tincture)
  2. Clears Heat and reduces toxicity
    Toxic swellings, scrofula, swollen and painful throat and animal bites (topical)
    Only in emergency for snake bite (does not replace anti-venom)
    Many types of cancers, especially esophageal, Stomach, uterine and Colon
  3. Cools the Blood and stops bleeding
    Hematemesis, hemoptysis and uterine bleeding
  4. Stops coughing and calms wheezing
    Coughs associated with acute and chronic bronchitis
    Whooping cough

Suggested Daily Dosage: 3-9g in decoction.


Cautions: It shouldn't be taken overdosage.


Does not appear in any formulae listed on this site
Research Links & References: (click to display)