Guan Zhong

Guan Zhong in TCM:

English Name: dryopteris root
Pharmacuetical Name: Rhizoma Dryopteridis
Properties: slightly toxic, bitter, cool
Explore the properties of Guan Zhong according to Chinese
Nutrition and Traditional Chinese Medicine (TCM):

Temperature: cool
Channels: SP, LV
Flavors: toxic, bitter
Regulates: circulates blood, clears heat, eliminates toxins, expels parasites, stops bleeding

    Alternate Forms:
  • Sheng: kill parasites or clear heat
  • Chao Tan: stop bleeding

Actions / Indications:
  • Kills Parasites (various intestinal parasites, tapeworms, roundworms, hookworms, ringworm, topical application for pinworms)
  • Clears heat; removes toxicity (exterior wind-heat; warm-febrile blotches or damp-heat sores, carbuncles, mumps; epidemic toxin)
  • Cools blood; stops bleeding (uterine bleeding, blood in stools, epistaxis, hematemesis due to hot blood)
  • (cc: pregnancy)
  • (cc: weak constitution or history of ulcers)

    Special Notes:
  • In one study 26 of 30 patients were treated successfully for hookworm with 8-15g of du zhong powder twice daily for 5-7 days.
  • Use this herb with sang ye for common cold prevention.