Pinyin: Niu Huang  Chinese: 牛黄
Pharmaceutical: Calculus Bovis
English: Ox Gallstone / Bezoar

Tastes: Bitter, cool
Meridians Entered: Liver and Heart

Actions & Indications:

1. Clears the Heart, opens the Orifices aromatically, awakens the Spirit and vaporizes Phlegm
   Delirium or coma due to Hot Phlegm Obstructing the Pericardium or Warm-Heat pathogen Wind-Stroke, convulsions or seizures
2. Clears the Liver, relieves Fire toxicity, extinguishes Wind and stops tremors
   Extreme Heat Generates Liver Wind with high fever, spasms, tremors or convulsions
3. Drains Heat and resolves Fire toxicity
   Carbuncles, boils and a wide variety of Hot swellings (Chuang Yung) (can be used as a stand-alone herb)
4. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of animal parts which can, with protracted taking, lengthen the lifespan. 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: 0.15-0.35g as powder or pills.
Cautions: It should be used with cautions for pregnant women.

Animal products are prohibited from use in the UK under the Medicines Act 1968 ch. 67 which restricts herbalists to the use of plant products only. It is generally substituted with Huang Lian, Gou Teng and Tian Zhu Huang.

Pinyin: Shui Niu Jiao  Chinese: 水牛角
Pharmaceutical: Cornu Bubali
English: Water Buffalo Horn

Tastes: Bitter, salty, cold
Meridians Entered: Heart, Liver, Stomach

Actions & Indications:

1. Clears Heat from the Ying and Xue, relieves Fire toxicity, cools the Blood and stops bleeding
   Very high fever and chaotic movement of Blood (erythema, purpura, epistaxis, hematemesis, convulsions and delirium)
2. Clears Heat and arrests tremors
   Unremitting high fever, loss of consciousness, delirium, convulsions or manic behaviour due to Warm-Disease
   Used externally as a material for Gua Sha tools where it excels in regulating the Blood and clearing Heat

Standard Dosage: 15-30g in decoction or made into Gua Sha tools for external use.

Pinyin: She Xiang  Chinese: 麝香
Pharmaceutical: Moschus
English: Musk

Tastes: Pungent, warm
Meridians Entered: Heart, Liver and Spleen

Actions & Indications:

1. Strongly opens the Orifices and Luo vessels, revives the Spirit and unblocks closed disorders
   Ying Stage Heat Attacks the Pericardium due to a Warm pathogen disease with convulsions, delirium, stupor and fainting
   Closed disorders (Yang Obstruction, Yin Obstruction, Phlegm Obstruction) Tetanic collapse Seizures
2. Invigorates the Blood, dissipates masses, reduces swellings, detoxifies, opens the channels and alleviates pain
   Severe problems due to Blood Stasis including fixed palpable masses, toxic sores and carbuncles
   Obstructions of the channels and collaterals due to traumatic injury or painful obstruction
   Coronary artery disease
3. Hastens delivery and facilitates the passage of stillborns (induces abortion)
   Labour
   Dead fetus or placenta fail to descend
4. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of animal parts which can, with protracted taking, eliminate evils, and stop dreams (梦) and waking from nightmares (寤魇寐). 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).
5. Removes the Three Worms
   Said in the Shen Nong Ben Cao Jing that it removes the Three Worms. These may refer to difficult to treat metabolic disorders caused by overindulgence and should be accompanied by fasting, meditation and exercise regimes.

Standard Dosage: 0.03-1g as pills or powder. Should not be decocted.
Cautions: Animal products are prohibited from use in the UK under the Medicines Act 1968 ch. 67 which restricts herbalists to the use of plant products only. It is generally substituted with Shi Chang Pu and Ru Xiang.

Pinyin: Huang Lian  Chinese: 黄连
Pharmaceutical: Rhizoma Coptidis
Taxonomy: Coptidis chinensis
English: Coptis Rhizome / Goldthread Rhizome

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

Actions & Indications:

1. Clears Heat and drains Dampness
   Damp-Heat in the Stomach or Intestines with diarrhoea or dysenteric disorder
   Stomach Heat with vomiting and/or acid regurgitation
2. Drains Fire and resolves Fire toxicity
   Heat with Blazing Fire (Toxic Heat) with high fever. irritability, disorientation, delirium, a red tongue and a rapid, full pulse
   Heat from Excess with toxicity: painful, red eyes and a sore throat
   Boils, carbuncles and abscesses (Chuang Yung)
3. Clears Heat and stops bleeding
   Blood Heat with epistaxis, hematuria, hemafecia and hemoptysis
4. Clears Heat topically
   Infected wounds, red and painful eyes, ulcerations of the tongue and mouth (topical)
5. Clears Heart Fire (sedative)
   Heart Fire
   Lack of communication between the Heart and Kidneys
6. Drains Stomach Fire
   Stomach Fire
7. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of herbs which can, with protracted taking, improve memory. 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: 2-10g in decoction.
Cautions: It is contraindicated for deficiency-cold syndrome. Because its taste is extremly bitter and dryness, overdosage and long-time taking will impair spleen and stomach, yin and fluids.

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
   High Blood pressure
   Gallbladder Heat

Standard Dosage: 5-15g in decoction.

Pinyin: Zhi Zi  Chinese: 栀子
Pharmaceutical: Fructus Gardeniae
Taxonomy: Gardenia jasminoides
English: Gardenia Fruit

Tastes: Bitter and cold
Meridians Entered: Heart, Liver, Stomach and Lung

Actions & Indications:

1. Clears Heat, reduces Fire and eliminates irritability in the San Jiao
   Excess Heat in the Heart, Stomach and Liver with high fever, irritability, restlessness, a stifling sensation in the chest, insomnia or delirious speech, eye problems, anger, jaundice
2. Clears Heat and resolves Dampness (Drains Damp-Heat)
   Damp-Heat in the Lower Jiao with painful urinary dysfunction (Lin Syndrome)
   Damp-Heat in the Liver/Gallbladder with jaundice
   Damp-Heat in the San Jiao
   Damp-Heat in the Gallbladder and San Jiao channels of the face affecting the nose and eyes or causing sores in the mouth or facial region
3. Cools the Blood and relieves toxicity (stops bleeding by astringing)
   Heat in the Blood with epistaxis, hematemesis, hemafecia or hematuria (partially charred)
4. Reduces swelling and invigorates the Blood
   Blood Stagnation due to trauma (topical)

Standard Dosage: 5-15g in decoction.
Cautions: Being strongly bitter in flavor and cold in nature, it is not good for deficiency-cold syndrome because it can easily impair spleen and stomach. It is contraindicated in case of loose stool due to spleen deficiency.

Pinyin: Bing Pian  Chinese: 冰片
Pharmaceutical: Borneolum
Taxonomy: Dryobalanops aromatica
English: Borneol Camphor

Tastes: Pungent, bitter, slightly cold
Meridians Entered: Heart, Liver and Lung

Actions & Indications:

1. Aromatically opens the Orifices, revives the Spirit and unblocks closed disorders
   Impaired consciousness fainting and convulsions
2. Clears Heat, drains Fire, resolves toxicity, clears the eyes and removes superficial visual obstructions
   Heat leading to headache, red and swollen eyes, superficial visual obstruction and sores in the mouth
3. Clears Heat, alleviates pain, dissipates nodules and alleviates itching
   Topically for pain and swelling of the throat, skin diseases such as sores and scabies, and eye diseases such as photophobia and excessive tearing

Standard Dosage: 0.1-0.3g in powder or pills for internal use. Should not be decocted.
Cautions: It should be used with cautions for pregnant women.

Mineral products are prohibited from use in the UK under the Medicines Act 1968 ch. 67 which restricts herbalists to the use of plant products only. While natural Bing Pian is a crystalised tree resin, the Dryobalanops aromatica is critically endangered making genuine Bing Pian expensive and morally questionable. Most Bing Pian is therefore synthetically made and not suitable for consumption. It is generally substituted with Shi Chang Pu and Yuan Zhi where possible.

Pinyin: Yu Jin  Chinese: 鬱金
Pharmaceutical: Radix Curcumae
Taxonomy: Curcuma aromatica seu wenyujin
English: Turmeric Tuber

Tastes: Pungent, bitter, cold
Meridians Entered: Liver, Gallbladder and Heart

Actions & Indications:

1. Invigorates the Blood, dispels Blood Stasis, regulates Qi flow, speeds healing of chronic sores and alleviates pain
   Blood Stasis due to trauma (topical and internal)
   Chronic sores
   Liver Qi Stagnation with chest, flank menstrual and abdominal pain
   Especially useful for Liver Qi Stagnation with Heat signs
2. Clears Heat and cools the Blood
   Xue Level Heat with epistaxis, hematemesis and hematuria
   Especially for epistaxis at the onset of menstruation (Inverted menstruation)
3. Clears the Heart and Pericardium and opens the Orifices
   Phlegm Heat Obstructing the Heart Orifices with anxiety, agitation, seizures or mental derangement
4. Benefits the Gallbladder and reduces jaundice
   Gallbladder disorders Jaundice
5. Kills Parasites and expels Demons
   Gu Sydnrome (Fruehauf, 1998)
   Chronic inflammatory disease (Fruehauf, 2015)

Standard Dosage: 5-12g in decoction.
Cautions: Use with cautions for pregnant women because this herb can activate blood and resolve stasis leading to uterine excitation. Do not combine with Ding Xiang.

Due to its ability to increase bile secretion, caution should be used in cases of gallstones and avoided in biliary tract obstruction.

Pinyin: Zhen Zhu  Chinese: 珍珠
Pharmaceutical: Margarita
English: Pearl

Tastes: Sweet, salty, cold, toxic
Meridians Entered: Heart and Liver

Actions & Indications:

1. Sedates the Heart and settles tremors and palpitations
   Palpitations, childhood convulsions and seizures Disharmony of the Heart and Spirit wherein the patient is easily frightened
2. Clears the Liver and eliminates superficial visual obstructions
   Blurred vision due to pterygium or other superficial eye disorders of the eyes (topically as a powder)
3. Promotes healing and generates flesh (topical)
   Chronic non-healing ulcers and macerated areas (usually throat or gums)

Standard Dosage: 0.3-1g as powder or pills.
Cautions: Animal products are prohibited from use in the UK under the Medicines Act 1968 ch. 67 which restricts herbalists to the use of plant products only. It is generally substituted with Hu Po and Fu Shen.

Pinyin: Xiong Huang  Chinese: 雄黃
Pharmaceutical: Realgar
Taxonomy: As₂S₂
English: Realgar

Tastes: Pungent, warm, toxic
Meridians Entered: Liver, Stomach and Large Intestine

Actions & Indications:

1. Kills Demonic Things (精物 Jing Wu), Evil Ghosts (惡鬼 E Gui), perverse Qi (邪氣 Xie Qi) and resolves the Toxicity of the Hundred Parasites (百蟲毒 Bai Chong Du)
   Scabies, ringworm and Damp rashes (topical)
   Any kind of skin itch (topical)
   Abscesses, suppurative inflammation, ulcerations, and snakebite (topical)
   Intestinal parasites especially when there are signs of accumulation, particularly roundworms
   Gu Sydnrome (Fruehauf, 1998)
2. Dries Dampness, expels Phlegm, stops malarial disorders and settles Wind
   Wheezing
   Seizures
   Malarial disorders
3. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of minerals which can, after sublimation, make the body light and become an 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). However, it is not recommended for prolonged taking like most other superior minerals.

Standard Dosage: Due to toxicity no dose is permissible today. Traditionally 0.05-0.1g internally or a small amount applied as powder in external applications.
Cautions: This substance is toxic due to its arsenic content and so should not be used.

Traditional usage requires it to be refined with water, and just for temporary use. For external application, it is not suitable for a large scale use or for a long time. It is contraindicated for the pregnant women. Avoid being calcined by fire.

Pinyin: Zhu Sha  Chinese: 朱砂
Pharmaceutical: Cinnabaris
Taxonomy: HgS
English: Cinnabar / Vermilion / Mercury (II) Sulfide / 丹 Dan / 朱雀 Zhu Que (Red Raven)

Tastes: Sweet, cold, toxic
Meridians Entered: Heart

Actions & Indications:

1. Sedates the Heart and calms the Spirit
   Restlessness, palpitations, anxiety, insomnia and convulsions associated with a disturbed Spirit
   Heart Fire (with appropriate herbs)
   Phlegm Fire Disturbs the Heart (with appropriate herbs)
   Heart Blood Deficiency (with appropriate herbs)
2. Expels Phlegm and sedates jitteriness and convulsions while stopping tremors
   Seizures, childhood convulsions and other problems due to Phlegm-Heat Blocking the Pericardium and Heart
   Wind-Phlegm dizziness
   Lung Heat
3. Clears Heat, relieves toxicity and prevents putrefaction
   Topically for carbuncles, mouth sores, sore throat and snakebite
4. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of minerals which can, with protracted taking, enable one to communicate with the spirit light (Shenming) and prevent senility. 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) and spiritual practice.

Standard Dosage: No dosage is permissible due to mercury toxicity. 0.1-0.5g in powder or pills is traditional.
Cautions: Prohibited from use today due to its mercury content, it is generally omitted or substituted with Hu Po. Historically it was sometimes confused with Xue Jie, so this could also make a potential substitute in the right circumstances.

Zhao, Li & Wang (2022) claim that grinding and washing was a traditional method of removing the toxicity but any amount of mercury toxicity is unacceptable today.

Traditional contraindications include overdose and taking for a long period of time, or calcinification.

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.