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: 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 snake bite
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: 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
   Hypertension (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: 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, haematemesis and haematuria
   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. Expels Gu Parasites
   Gu Syndrome with Blood Stasis leading to mental agitation (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.