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: Mai Men Dong  Chinese: 麥門冬
Pharmaceutical: Radix Ophiopogonis
English: Dwarf Lilyturf Root

Tastes: Sweet, slightly bitter, slightly cold
Meridians Entered: Stomach, Lung and Heart

Actions & Indications:

1. Moistens the Lungs, nourishes Yin and stops coughing
   Lung Yin Deficiency with a hacking, dry cough or a cough with thick, difficult to expectorate sputum, or hemoptysis
   Pathogenic Warm-Dryness Dryness that has transformed into Fire
2. Nourishes Stomach Yin and generates Fluids
   Stomach Yin Deficiency with dry mouth and tongue
3. Moistens the Intestines
   Constipation, dry mouth and irritability as a result of febrile disease or Yin Deficiency
4. Clears the Heart and eliminates irritability
   Ying Stage Heat with fever and irritability which is worse at night
   Yin Deficiency with fever and irritability which is worse at night
5. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the middle class of herbs which can, with protracted taking, make the body light, prevent senility and make one free from hunger. 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: 10-15g in decoction.

Pinyin: Dan Shen  Chinese: 丹參
Pharmaceutical: Radix Salviae miltiorrhizae
Taxonomy: Salvia miltiorrhiza
English: Red Sage Root / Salvia Root / Zi Dan Shen 紫丹參 (Purple Cinnabar Ginseng) / Xue Shen 血參 (Blood Ginseng)

Tastes: Bitter, slightly cold
Meridians Entered: Heart and Liver

Actions & Indications:

1. Invigorates the Blood and regulates menstruation, removes Blood stasis and relieves pain
   Irregular menstruation , amenorrhea , dysmenorrhea
   Abdominal masses, chest and abdominal pain
   Hot Bi Syndrome
2. Cools the Blood and soothes irritability
   Ying Stage Heat with restlessness, irritability, palpitations and insomnia
   Heart and Kidney Yin Deficiency
3. Reduces swellings
   Sores and swellings, early-stage breast abscesses
4. Nourishes the Blood and calms the Spirit
   Palpitations and insomnia due to Ying and Xue Stage Heat or Heart Blood Deficiency
5. Calms the Spirit agitated by Gu Parasites
   Agitation and restlessness caused by Heat from Gu Syndrome due to Blood Stasis or Blood deficiency
   Chronic inflammatory disease (Fruehauf, 2015)
   The Shen Nong Ben Cao Jing places it in the middle class of herbs and says it treats "Evil Qi in the Heart and abdomen with continual gurgling of the intestines like water running, cold and heat, and gatherings and accumulations. It breaks up concretions and eliminates conglomerations, relieves vexatious fullness, and boosts the qi."

Standard Dosage: 5-15g in decoction.
Cautions: Use with caution for pregnant women. Contraindicated to Li Lu.

Pinyin: Sheng Di Huang  Chinese: 生地黃
Pharmaceutical: Radix Rehmanniae
Taxonomy: Rehmannia glutinosa
English: Chinese Foxglove Root / Rehmannia Root

Tastes: Sweet, bitter, cold
Meridians Entered: Heart, Liver, Stomach and Kidney

Actions & Indications:

1. Clears Heat and cools the Blood
   Ying Stage Heat with high fever, thirst and a scarlet tongue
   Xue Stage Heat
   Hemorrhage due to Blood Heat
2. Nourishes Yin, generates fluids, increases saliva and treats wasting and thirsting
   Yin Deficiency with Heat signs
   Injury to fluids
   Throat pain due to Yin Deficiency
   Wasting and thirsting disorder (消渴 Xiao Ke - diabetes)
3. Cools Heart Fire
   Heart Fire
4. Calms the Spirit agitated by Parasites damaging the Yin
   Gu Sydnrome (Fruehauf, 1998)
   Chronic inflammatory disease (Fruehauf, 2015)
5. Breaks up Blood Stasis, expels Cold and Hot Bi, replenishes Bone Marrow and promotes the growth of Muscles and Flesh
   Broken bones or severed sinews from falls and a damaged center (Shen Nong Ben Cao Jing)
6. 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, and prevent forgetfulness. 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: 10-15g in decoction.
Cautions: It is contraindicated in cases of diarrhea, abdomen distention due to spleen deficiency.

Pinyin: Pu Huang  Chinese: 蒲黄
Pharmaceutical: Pollen Typhae
Taxonomy: Typha angustifolia
English: Cattail Pollen / Bulrush Pollen

Tastes: Sweet, neutral
Meridians Entered: Liver and Heart

Actions & Indications:

1. Stops bleeding by astringing
   External bleeding due to traumatic injury
   Various forms of internal bleeding such as uterine bleeding, hematemesis, epistaxis, hemoptysis, hematuria, hemafecia or subcutaneous bleeding
2. Invigorates the Blood and dispels Blood Stasis
   Chest pain, postpartum abdominal pain and menstrual pain due to Blood Stasis
3. Promotes urination
   Lin Syndrome
4. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of herbs which can, with protracted taking, makes the body light, boosts the Qi and physical strength and prolongs life so an to make one immortal. 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: 3-10g in decoction.
Cautions: Use with cautions for pregnant women.