Pinyin: Da Huang  Chinese: 大黄
Pharmaceutical: Radix et Rhizoma Rhei
Taxonomy: Rheum palmatum
English: Chinese Rhubarb Root

Tastes: Bitter, cold
Meridians Entered: Large Intestine, Spleen, Stomach, Liver and Heart

Actions & Indications:

1. Drains Heat and purges accumulations
   Intestinal Heat Excess, with high fever, profuse sweating, thirst, constipation, abdominal distention and pain, delirium, a yellow tongue coat and a full pulse
   Yang-Ming Fu Stage
   Qi Level Heat in the Intestines
2. Drains Fire
   Fire from Excess with intense fever, sore throat, and painful eyes and constipation
   Fire toxin sores due to Xue Level Heat, especially with constipation
3. Clears Heat, transforms Dampness and promotes urination
   Damp-Heat with oedema, jaundice, painful urinary dysfunction and acute, hot dysenteric disorders
4. Drains Heat from the Blood
   Bloody stool either from hemorrhoids or Heat in the Intestines
   Chaotic movement of hot Blood with hemoptysis or epistaxis with constipation
   It can be powdered and administered orally for bleeding in the upper digestive tract
5. Invigorates the Blood and dispels Blood Stasis
   Blood Stasis with amenorrhea, fixed abdominal masses or fixed pain
   Blood Stasis due to traumatic injury
   Intestinal abscess
6. Clears Heat and reduces Fire toxicity
   Topically or internally for burns or skin lesions (Chuang Yung) due to Heat
7. Clears Heat and eliminates Phlegm
   Chronic Accumulation of Phlegm-Heat with cough, dyspnea, mania, disorientation and other symptoms of Phlegm Misting the Heart

Standard Dosage: 10-15g in decoction. Excessive decoction will reduce the purgative action. Therefore it should be added at end to achieve this purpose and over-decocted to eliminate this action.
Cautions: It should be used with caution in case of spleen and stomach deficiency for its bitter and cold property which is easily to damage stomach qi. It is contraindicated to women during pregnancy, menstruation or lactation for it has actions of activating blood and resolving stasis, and can make the purged substances follow lactating out.

Pinyin: Di Fu Zi  Chinese: 地肤子
Pharmaceutical: Fructus Kochiae
Taxonomy: Kochia scoparia
English: Belvedere Fruit / Broom Cypress

Tastes: Bitter, cold
Meridians Entered: Kidney and Bladder

Actions & Indications:

1. Clears Damp-Heat and promotes urination
   Damp-Heat Painful Urinary Dysfunction due to Damp-Heat with dark, burning and scanty urination
2. Expels Dampness and stops itching
   Damp skin disorders where itching is a main symptom (eczema, scabies) (internal and topical)
   Damp-Heat in the external genitalia
3. Clears Wind-Heat affecting the eyes and head
   Swollen, painful eyes and head and skin disorders due to Wind-Heat
4. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of herbs which can, with protracted taking, sharpen the eyes and ears, make the body light and slow ageing. This may suggest it was part of supplementing the diet when engaging in an "avoiding grain" (Bigu 辟穀) fasting regime to cultivate life (Yangsheng 養生).

Standard Dosage: 9-15g in decoction.

Pinyin: She Chuang Zi  Chinese: 蛇床子
Pharmaceutical: Fructus Cnidii
Taxonomy: Cnidium monnieri
English: Cnidium Seed

Tastes: Pungent, bitter, warm, slight toxic
Meridians Entered: Kidney

Actions & Indications:

1. Dries Dampness, kills parasites and stops itching topically
   Topically as a powder or ointment for weeping, itchy skin lesions (especially genital)
   Scabies and tinea
2. Kills Parasites and expels Demons internally
   Gu Sydnrome (Fruehauf, 1998)
   Chronic inflammatory disease (Fruehauf, 2015)
3. Disperses Cold, dispels Wind and dries Dampness
   Vaginal discharge due to Cold-Dampness
   Wind-Cold-Dampness affecting the Kidneys and Du channel with lower back pain
4. Warms and tonifies the Kidneys and strengthens Yang
   Impotence or infertility due to Kidney Yang Deficiency or Cold Womb
5. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of herbs which can, with protracted taking, make the body light. This may suggest it was part of supplementing the diet when engaging in an "avoiding grain" (Bigu 辟穀) fasting regime to cultivate life (Yangsheng 養生).

Standard Dosage: 3-9g in decoction. Usually prepared as a wash or steam bath.