Pinyin: Chai Hu  Chinese: 柴胡
Pharmaceutical: Radix Bupleuri
Taxonomy: Bupleurum chinense (Nan Chai Hu) seu scorzoneraefolium (Bei Chai Hu)
English: Hare's Ear Root / Thorowax Root

Tastes: Bitter, pungent, slightly cold
Meridians Entered: Liver and Spleen

Actions & Indications:

1. Resolves Shaoyang disorders and reduces fever (harmonizes the Exterior and Interior)
   Shaoyang Stage with alternating chills and fever, a bitter taste,dizziness, tinnitus, flank pain, irritability, vomiting and a stifling sensation in the chest
   Deficiency Heat (auxiliary)
   Gallbladder Fire
   The Shen Nong Ben Cao Jing says "It weeds out the stale to bring forth the new."
2. Spreads Liver Qi and relieves Stagnation
   Liver Qi Stagnation with dizziness, vertigo, chest and flank pain, emotional instability and menstrual problems
   Disharmony between the Liver and Spleen with epigastric and flank pain, a stifling sensation in the chest, abdominal bloating, nausea and indigestion
   Liver/Gallbladder Disharmony
   The Shen Nong Ben Cao Jing says "It mainly treats bound qi in the heart, abdomen, intestines, and stomach, food stagnation, cold and heat, and evil qi."
3. Raises Yang Qi (specifically the Clear Qi of the Stomach and Gallbladder)
   Spleen and Stomach Yang Deficiency, Qi collapse (prolapse) with hemorrhoids, vaginal discharge, bleeding or exhaustion
4. Disperses Wind-Heat and resolves Phlegm and congestion
   Wind-Heat
5. Guides herbs to the Shaoyang aspects of the head
   Shaoyang headaches
6. Releases the Exterior and Drives Out Snakes
   Relieves the symptoms of Gu Sydnrome while suppressing parasites (Fruehauf, 1998)
   Chronic inflammatory disease (Fruehauf, 2015)
7. 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, brighten the eyes and boost the Essence. 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: Up to 3g to raise sinking Qi, 6-9g to relieve Liver Qi stagnation, 12-24g to release the exterior.
Cautions: Anyone who has syndromes of yin deficiency with yang hyperactivity, stirring of liver wind, yin deficiency with effulgent fire and qi going upward adversely, this herb should be used with cautions.

Pinyin: Ge Gen  Chinese: 葛根
Pharmaceutical: Radix Puerariae
Taxonomy: Pueraria lobata
English: Kudzu Vine Root

Tastes: Sweet, pungent, cool
Meridians Entered: Lung, Spleen and Stomach

Actions & Indications:

1. Discharges Exterior conditions and releases the muscles, especially of the neck and upper back
   Wind-Heat or Wind-Cold lodged in the muscles of the upper back and neck
2. Relieves Heat and generates fluids (relieves thirst)
   Thirst due to Stomach Heat or Wind-Heat or Wasting and Thirsting
3. Vents and discharges measles
   Measles with incomplete expression of the rash
4. Raises Spleen Yang and stops diarrhoea
   Diarrhoea or dysentery due to Heat
   Diarrhoea due to Spleen Deficiency (with appropriate herbs)
5. Lowers blood pressure
   Hypertension symptoms such as headache, dizziness, tinnitus or paresthesia

Standard Dosage: 3-10g in decoction.

Pinyin: Chi Shao  Chinese: 赤芍
Pharmaceutical: Radix Paeoniae Rubra
Taxonomy: Paeonia lactiflora seu veitchii
English: Red Peony Root

Tastes: Bitter, pungent, light cold
Meridians Entered: Liver

Actions & Indications:

1. Clears Heat and cools the Blood
   Xue Stage Heat Stage Heat or Blood Heat with fever, a purple tongue, maculae, hemorrhage and Blood Heat gynecological problems
2. Clears Liver Fire and relieves eye pain
   Liver Fire with redness, swelling and pain of the eyes
3. Reduces swelling from sores and abscesses
   Early stage abscesses and boils
4. Eliminates Evil Qi, breaks up Blood Stasis, disperses accumulations and fortifies Qi
   The Shen Nong Ben Cao Jing places this in the middle class of herbs and says that "It mainly treats Evil Qi and abdominal pain, eliminates blood impediment, breaks hard gatherings and cold and heat mounting conglomeration, relieves pain, disinhibits urination, and boosts the qi.

Standard Dosage: 6-12g in decoction.
Cautions: It is antagonistic to Li Lu. It should be used with caution in hot skin conditions where it may aggravate by "fanning the flames". Caution with anticoagulants as it may slow clotting time. May also slow the absorption of phenytoin.

Pinyin: Huang Qin  Chinese: 黄芩
Pharmaceutical: Radix Scutellariae baicalensis
Taxonomy: Scutellaria baicalensis
English: Baical Skullcap Root

Tastes: Bitter, cold
Meridians Entered: Lung, Stomach, Gallbladder, Large Intestine and Bladder

Actions & Indications:

1. Clears Heat and dries Dampness
   Damp-Heat in the Stomach or Intestines with diarrhoea or dysenteric disorder
   Damp-Warmth with fever, a stifling sensation in the chest and thirst with no desire to drink
   Damp-Heat in the Lower Jiao with painful urinary dysfunction
   Damp-Heat jaundice (auxiliary), infectious hepatitis
2. Drains Fire and detoxifies
   Heat and Fire especially in the Upper Jiao (Lung) with high fever, irritability, thirst, cough and expectoration of thick, yellow sputum
   Upper respiratory tract infection
   Hot sores and swellings (topical or internal)
3. Cools the Blood and stops bleeding
   Xue Stage Heat or Blood Heat causing bleeding with epistaxis, hemoptysis, hematemesis and hemafecia
4. Clears Heat and calms the fetus
   Fetal restlessness due to Heat
5. Calms ascending Liver Yang
   Liver Yang Rising with headache, irritability, red eyes, flushed face and bitter taste
   Hypertension (high blood pressure)
   Gallbladder Heat

Standard Dosage: 5-15g in decoction.

Pinyin: Zhi Mu  Chinese: 知母
Pharmaceutical: Rhizoma Anemarrhenae
Taxonomy: Anemarrhena asphodeloides
English: Anemarrhena Rhizome

Tastes: Bitter, sweet, cold
Meridians Entered: Lung, Stomach and Kidney

Actions & Indications:

1. Clears Heat and drains Fire (Clears Heat from the Qi Stage, from the Lungs and from the Stomach)
   Heat in the Qi Stage with high fever, irritability, restlessness, thirst and a rapid, flooding pulse.
   Lung Heat and Dryness with cough and expectoration of thick, yellow Phlegm
   Yang Ming Heat
   Stomach Heat
2. Nourishes Yin and moistens Dryness
   Lung and Kidney Yin Deficiency with night sweats, steaming bone disorder, irritability, afternoon or low grade fever, Five Sole Heat and bleeding gums
   (Stomach Yin Deficiency)
   Kidney Heat with spermatorrhea, nocturnal emissions and an abnormally elevated sex drive
3. Generates Fluids, clears Deficiency Fire and quenches thirst
   Oral ulcers and inflammation, steaming bones and Xiao Ke (diabetes) due to Yin Deficiency
4. Ameliorates the Dryness of tonifying or warming herbs
   For use with herbs such as Rx. Astragali Huang Qi, Ram. Cinnamomi Gui Zhi, Rx. Aconiti Lateralis Preparata Zhi Fu Zi when there is concern that these herbs may be too drying

Standard Dosage: 5-15g in decoction.
Cautions: It is not suitable for deficiency cold syndrome. Being cold and moist in property, it is prohibited to be used for those who have a spleen-deficiency diarrhea.

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: Mu Dan Pi  Chinese: 牡丹皮
Pharmaceutical: Cortex radicis Moutan
Taxonomy: Paeonia suffruticosa
English: Tree Peony Root Bark / Moutan Peony Root Bark

Tastes: Bitter, pungent, light cold
Meridians Entered: Heart, Liver and Kidney

Actions & Indications:

1. Clears Heat and cools (and harmonizes) the Blood
   Xue Stage Heat with epistaxis, hemoptysis, hematemesis or subcutaneous bleeding
   Menorrhagia due to Blood Heat
2. Clears Deficiency Fire
   Yin Deficiency Heat signs especially in the aftermath of Warm Febrile Disease with fever at night and coolness in the morning (most appropriate when the is no sweating)
3. Invigorates the Blood and dispels Blood Stasis
   Blood Stasis with amenorrhea, abdominal masses, lumps or bruises due to trauma
   Liver Blood Stagnation
4. Clears Liver Fire
   Liver Fire with headache, eye pain, flank pain, flushing and dysmenorrhea
5. Drains pus and reduces swelling
   Non-draining sores (topical)
   Intestinal abscesses (internal)

Standard Dosage: 6-12g in decoction.
Cautions: It is contraindicated in cases of profuse menstruation and pregnant women.

Pinyin: Bei Mu  Chinese: 贝母
Pharmaceutical: Bulbus Fritillariae
Taxonomy: Fritillaria spp.
English: Fritillaria Bulb

Tastes: Bitter, sweet, lightly cold
Meridians Entered: Lung and Heart

Actions & Indications:

1. Clears Heat, transforms Phlegm and stops coughing
   Acute Lung Heat patterns with productive cough
2. Clears Heat and dissipates nodules
   Phlegm-Fire causing neck swellings (Chuang Yung) Lung and breast abscesses

Standard Dosage: 3-10g in decoction.
Cautions: Contraindicated to Wu Tou.

Pinyin: Gan Cao  Chinese: 甘草
Pharmaceutical: Radix Glycyrrhizae
Taxonomy: Glycyrrhiza uralensis seu glabra seu inflata
English: Liquorice Root

Tastes: Sweet, slightly cold
Meridians Entered: Heart, Lung and Spleen (and all 12 meridians)

Actions & Indications:

1. Tonifies the Spleen and augments Qi
   Spleen Qi Deficiency with shortness of breath, lassitude and loose stools
   Qi and Blood Deficiency with an irregular pulse and/or palpitations
   Heart Qi Deficiency or Heart Yang Deficiency
2. Moistens the Lungs, resolves Phlegm and stops coughing
   Lung Heat or Cold
   Productive or non-productive coughing
3. Moderates spasms and alleviates pain
   Painful muscle spasms of the abdomen and legs
4. Clears Heat and relieves Fire Toxicity
   Raw for Toxic Heat with sore throat or carbuncles and sores (Chuang Yung)
5. Antidote for many toxic substances (internal and topical)
   Poisoning
   Bites (after washing the wound, chew Gan Cao and apply a thick layer on the bite wound, changing whenever it dries out; Bao Xiang-Ao, 1846, New Compilation of Proven Formulas)
6. Moderates and harmonizes the harsh properties of other herbs and guides the herbs to all twelve channels
   Often added in small doses to harmonise formulas
7. Tonifies the Qi while suppressing Parasites
   Gu Sydnrome (Fruehauf, 1998)
   Chronic inflammatory disease (Fruehauf, 2015)
8. 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 prolong life. 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: Typically 1.5-9g in decoction. Large doses can be up 30g.
Cautions: It is contraindicated for combining with Hai Zao, Da Ji, Gan Sui and Yuan Hua because of "eighteen antagonisms". It is also contraindicated in cases of dampness obstruction in middle energizer and edema because it can help dampness obstruct qi, and it is prohibited from long-term usage in large dosage (more than 20g/day) and should be avoided or used with extreme caution in patients with high blood pressure because it may raise aldosterone levels in the blood causing retention of sodium.

The NHS recommends avoiding during pregnancy.