Hu Zhang - Bushy Knotweed Root

TCM Materia Medica

Hu Zhang TCM Herb Classifications and Usages

The TCM herb "hu zhang" which in english is Hu Zhang herb"bushy knotweed root", is categorized within the "herbs that invigorate blood" functional grouping. It is thought to enter the gall bladder, liver and lung channels and exhibits bitter (ku) and cold (han) taste/temperature properties.

Dosages and preparations will vary according to each individual and the overall approach of a formula, but generally this herb has the following dosage and/or preparation guidelines:

  • Dosage: 9-30g

Of many possible clinical applications, it may be considered to influence the following issues/symptoms:

  • Invigorates blood and dispels stasis - amenorrhea, wind-damp painful obstruction, traumatic injury.
  • Clears heat and resolves dampness - damp heat jaundice, turbid vaginal discharge.
  • Drains heat, transforms phlegm - cough due to lung heat, constipation.
  • Discharges toxins - burns, carbuncles (topically).

Hu Zhang has some precautions to be considered (see our precautions list).

  • Avoid During Pregnancy

Hu Zhang may potentially be used, in coordination with a well tailored formula (in most cases), to influence the following conditions: amenorrhea (absence of menstruation), burns, constipation, cough and/or jaundice

As noted above, hu zhang is within the herbs that invigorate blood functional group. All the herbs in this category are listed below.

(truncated intro "... for blood stasis - pain, abscesses and ulcers, abdominal masses. )".

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