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Guan Zhong #1680

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Pin Ying Name: Guan Zhong

Chinese Name: 貫眾

English Name: Dryopteris Root

Latin Name: Rhizoma Dryopteris

California's Proposition 65 (Prop 65) WARNING: This product can expose you to chemicals including Arsenic (Inorganic) and Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to

Herbs That Expel Parasites (Anthelmintics)
Taste Temperature Entering Meridians Dosage
Serrt Fragrant
Slightly Cold
Slightly Toxic
4.5-16g 0.6-1g (Pill or Capsule)
Actions & Indications
Taste Temperature Entering Meridians Dosage

Kills parasites

  • Intestinal parasites including tapeworms, roundworms, pinworms (mild effect), liver fluke, threadworms and hookworms

Clears Heat and relieves Fire toxicity

  • Warm-Heat toxic diseases with Fire Blazing (regardless of the level), measles, encephalitis, pneumonia

Cools the Blood and stops bleeding

  • Blood Heat bleeding, all types of bleeding, especially uterine bleeding
  • Contraindicated during pregnancy
  • Contraindicated for weak patients.
  • Contraindicated for those with a recent history of ulcers.
  • Contraindicated for children.
  • Contraindicated in patients with Cold from Deficiency and no Excess Heat.
  • Contraindicated in those with Ying Qi Deficiency.
  • Contraindicated for desiccated Blood.
  • Contraindicated with Liver Fire.
  • Contraindicated with Kidney Yin Deficiency with Fire Rising.
  • Contraindicated in those with cough due to Yin Deficiency.
  • Do not use with oily or fatty foods.