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Jian Er Guan Zhong


Jian Er Guan Zhong (Caryota-like holly fern rhizome)


The drug is the dried rhizome of Cyrtomium macrophyllum (Makino) Tagawa (family Dryopteridaceae), growing under woods, along creeks, and distributed in Shaanxi, Hubei, Hunan, Sichuan, Guizhou, Yunnan of China.

  1. 尖耳贯众
  2. Caryota-like holly fern rhizome

The Effect of Jian Er Guan Zhong


Bitter, slightly cold, toxic.


Remove toxicity, activate blood and induce diuresis.


Scrofula, edema, sores and boils, traumatic injury, tuberculosis of cervical lymph nodes, metrorrhagia and metrostaxis.

Dosage and Administrations

Decoct 9~30 g, or soaked in wine. Proper dosage is for external application, decocted for washing.