E Zhu – Zedoaria rhizome – Curcuma zedoaria, C. aromatica, or C. kwangsinensis

Nature: acrid, bitter, warm

Enters: Liver, Spleen

Actions: Strongly promotes blood and Qi circulation and dispels blood stasis; dissolves accumulations, eliminates food retention; relieves pain.

• Blood stasis: amenorrhea with abdominal pain and masses, ovarian cysts, fibroids, epigastric masses.
• Food retention: fullness, constriction, distention, pain in the epigastrium, chest, and abdomen.
• Childhood nutritional impairment.
• Controls some cancers – particularly cervical (especially grade II and below).
• Stimulates motility of GI tract.
• Its powerful nature can damage the Qi (do not use for long periods).
• This is the strongest herb in the pharmacopeia to eliminate food retention.
• Much stronger than Ru xiang and Mo yao to move blood and relieve pain.
• Often combined with San leng. Liu says E zhu is stronger than San leng at moving blood, but weaker than San leng at moving Qi. Bensky/Gamble says just the opposite.
• Fry with vinegar to enhance its blood circulating properties and stop pain.
• Kamto: San leng + E zhu is a great combination for treating depression.
RW: Carminative (a type of turmeric).
Li: (Often with San leng) for blood stasis in difficult skin conditions.
PCBDP: Aromatic; stimulant; treats some tumors.
Hsu: Some antihistamine effects; promotes resorption of coagulated blood; inhibits cancer cell growth; stomachic.
HF: An important herb in anti-Gu therapy to move Qi (xing Qi) and break accumulation (po ji).
DY: Breaks the Qi and quickens the blood; treats the blood within the Qi; treats Qi stagnation which causes blood stagnation; tropism: liver, spleen, and Qi division.
• With San leng to strongly and effectively break both the Qi and blood, regulate and rectify the Qi and blood, stop pain, and reduce food accumulation. (Note that breaking the Qi and breaking the blood are both attacking methods that can damage the Zhen Qi if used inappropriately, too much, or for too long.) For indications such as:
– 1. Abdominal lump glomus, hepatomegaly, splenomegaly due to blood and/or Qi stasis. (E Leng Zhu Yu Tang)
– 2. Amenorrhea, dysmenorrhea, menstrual clots, and infertility due to blood stasis. (San Leng Wan) Both herbs should be vinegar mix-fried for these indications.
– 3. Abdominal pain due to food accumulation. (E Zhu Wan) Vinegar mix-fried E zhu should be used.

Dose: 3-9g

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