Pinyin: Sang Bai Pi  Chinese: 桑白皮
Pharmaceutical: Cortex Mori
Taxonomy: Morus alba
English: Mulberry Root Bark

Tastes: Sweet, cold
Meridians Entered: Lung

Actions & Indications:

1. Drains Heat from the Lungs, stops coughing and calms wheezing
   Coughing and wheezing, fullness and hemoptysis due to Lung Heat
2. Promotes urination and reduces oedema
   Lung Heat obstructing the descending action of the Lung, preventing water from moving and stopping perspiration (floating oedema, facial oedema, swelling of the upper extremities, fever, thirst, urinary difficulty, a floating pulse)
3. Treats hypertension
   Hypertension

Standard Dosage: 3-10g in decoction.
Cautions: It is contraindicated for lung cold and wind-cold cough patients for its cold and descending property. It should be used with cautions for patients with much urine.

Pinyin: Di Gu Pi / Gou Qi Gen Pi  Chinese: 地骨皮 / 枸杞根皮
Pharmaceutical: Cortex Lycii
Taxonomy: Lycium barbarum seu chinense
English: Goji Berry Root Bark / Wolfberry Root Bark / Boxthorn ROot Bark

Tastes: Sweet, slightly bitter, cold
Meridians Entered: Liver, Kidney and Lung

Actions & Indications:

1. Cools the Blood and drains Yin Deficiency Fire (steaming bones) - (drains Kidney Fire, eliminates lurking Heat, and clears Heat from the bones)
   Yin Deficiency with Empty Fire Rising (Kidney Fire) with night sweats, steaming bone disorder with sweating, chronic low-grade fever, irritability and thirst
   Toothache from Floating Fire in the Kidney channel
2. Clears and drains Heat in the Lung
   Lung Heat cough or wheezing
3. Clears Heat, cools the Blood and stops bleeding
   Various bleeding disorders characterized by Heat in the Blood
4. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of herbs which can, with protracted taking, fortify the sinews and bones, 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: Zhe Bei Mu  Chinese: 浙贝母
Pharmaceutical: Bulbus Fritillariae Thunbergii
Taxonomy: Fritillaria Thunbergii
English: Thunberg Fritillary Bulb

Tastes: Bitter, cold
Meridians Entered: Lung and Heart

Actions & Indications:

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

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

Pinyin: Jie Geng  Chinese: 桔梗
Pharmaceutical: Radix Platycodi
English: Balloon Flower Root

Tastes: Bitter, pungent, neutral
Meridians Entered: Lung

Actions & Indications:

1. Opens the Lungs, spreads Lung Qi, expels Phlegm and benefits the throat
   Cough due to Wind-Cold or Wind-Heat (with profuse sputum, sore throat, loss of voice)
   Loss of voice or sore throat due to external Heat, Phlegm Heat or Yin Deficiency Heat
2. Expels pus
   Lung or throat abscess (Phlegm and Qi Stagnation) with fevers, chest pain, coughing of yellow sputum with a fishy smell and hemoptysis
3. Opens and raises Lung Qi, directing the effects of other herbs to the upper body
   Reinforces the actions of the other herbs and focuses the formula on the upper body
4. Expels Gu Toxins
   Vomiting blood due to Gu-Toxins (with Gan Cao; in the Soushen Ji, Record of Searching for Spirits; Wilcox, 2024).

Standard Dosage: 3-10g in decoction.
Cautions: Overdose can cause nausea and vomiting.

Pinyin: Gua Lou Ren  Chinese: 瓜蔞仁
Pharmaceutical: Semen Trichosanthis
English: Snakegourd Seed

Tastes: Sweet, cold
Meridians Entered: Lung, Stomach and Large Intestine

Actions & Indications:

1. Clears Heat and transforms Hot Phlegm (cools and moistens the Lungs)
   Phlegm-Heat cough (especially with thick, difficult to expectorate sputum)
2. Expands the chest
   Phlegm accumulation in the chest with a stifling sensation, pain, or diaphragmatic pressure
3. Moistens the Intestines and promotes bowel movements
   Dry constipation (especially with Lung/Large Intestine Heat)(dry mouth, thirst, irritability)
4. Promotes healing of sores (dissipates nodules and eliminates pus)
   Adjunctively for unsuppurated sores, breast abscess and swelling
5. Promotes urination
   Edema

Standard Dosage: 9-15g in decoction.
Cautions: It is incompatible with Niu Xi and it is contraindicated for combining with 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.

Pinyin: Sheng Jiang  Chinese: 生姜
Pharmaceutical: Rhizoma Zingiberis Recens
Taxonomy: Zingiber officinale
English: Fresh Ginger

Tastes: Pungent, warm
Meridians Entered: Lung, Spleen and Stomach

Actions & Indications:

1. Releases the Exterior, induces perspiration and disperses Cold
   Wind-Cold
2. Warms the Middle and stops vomiting
   Cold in the Stomach especially with vomiting
3. Warms the Lungs and stops coughing
   Cough due to Wind-Cold Cough due to Lung Deficiency with Phlegm
4. Reduces the toxicity of other herbs and seafood
   Herb toxicity or seafood poisoning
5. Adjusts the Ying and Wei - normalizes the flow of Qi at the center
   Taiyang Zhong Feng - Wind-Cold with Deficiency

Standard Dosage: 3-10g in decoction.
Cautions: It should be used with caution for yin deficiency with internal heat and heat exuberance because it helps promote fire and injure yin.