Pinyin: Fang Ji  Chinese: 防己
Pharmaceutical: Radix Stephaniae Tetrandrae
Taxonomy: Stephania Tetrandra
English: Stephania Root

Tastes: Bitter, pungent, cold
Meridians Entered: Liver, Kidney and Bladder

Actions & Indications:

1. Promotes urination and reduces oedema especially in the lower body
   Edema due to Dampness accumulating in the Lower Jiao with damp leg Qi, borborygmus, abdominal distention, ascites
2. Expels Wind-Dampness and alleviates pain (purges Damp-Heat)
   Wind-Damp-Heat collecting in the channels with fever, red, hot, swollen, painful joints (Wind-Damp-Heat Bi) Painful contractions of the hands and feet

Standard Dosage: 5-10g in decoction.
Cautions: Being bitter and cold, it can easily damage stomach qi, so it should be used cautiously to treat patients with anorexia and weak constitution due to yin deficiency.

This herb is prohibited from use in the UK under the banned and restricted herbal ingredients list issued by the MHRA because it can also refer to certain Aristolochia species which contain toxic aristolochic acid. In some European countries with statutory testing of imports the species can be identified but the UK has chosen to ban all species to avoid regulation. It us generally substituted with Yi Yi Ren and Hai Tong Pi.

Pinyin: Huang Qi  Chinese: 黄芪
Pharmaceutical: Radix Astragali
Taxonomy: Astragalus membranaceus
English: Astragalus Root / Mongolian Milkvetch Root

Tastes: Sweet, warm
Meridians Entered: Lung and Spleen

Actions & Indications:

1. Tonifies Qi and Blood
   Postpartum fever due to Qi and Blood Deficiency
   Recovery from severe Blood loss
2. Strengthens the Spleen and raises the Yang Qi of the Spleen and Stomach
   Spleen Qi Deficiency with anorexia, fatigue and diarrhoea
   Central Qi Sinking (prolapse)
   Lung and Spleen Qi Deficiency
   Qi Failing to contain Blood
   Qi and Blood Deficiency
   Fever from Qi Deficiency
3. Tonifies Wei Qi, stabilizes the Exterior and tonifies the Lungs (aids circulation of moisture downward from the face)
   Wei Qi Deficiency with spontaneous sweating
   Lung Qi Deficiency with frequent colds or shortness of breath
   Excessive sweating associated with Qi, Yang or Yin Deficiency
   Dampness in the head
4. Promotes urination and reduces oedema
   Spleen Deficiency oedema or superficial oedema with reduced urination (It can be used as a stand-alone herb for this)
5. Promotes the discharge of pus, generates flesh and expels toxins
   Chronic ulcerations and sores that either have trouble forming pus or have formed pus but are not draining well
6. Generates Body Fluids
   Wasting and thirsting disorder (消渴 Xiao Ke)
   Bi Syndrome with numbness of the limbs and paralysis
7. Relieves numbness and pain
   Numbness and pain due to Deficiency of Qi and Blood
8. Tonifies the Qi while suppressing Parasites
   Gu Sydnrome (Fruehauf, 1998)
   Chronic inflammatory disease (Fruehauf, 2015)

Standard Dosage: 10-15g in decoction. Large dosages of up to 30g can be used for severe debilitation, Blood deficiency or unhealing sores (e.g. Dang Gui Bu Xue Tang).
Cautions: It is contraindicated in cases of exterior excess with excessive pathogen, internal obstruction, yin deficiency with yang hyperactivity, early stage of sores and ulcers of excessive pathogen and no deficiency of heathy qi, because it can tonify qi, raise yang and strengthen superficial.Caution with patients on immunosuppressents due to its immune modulating effects.

Pinyin: Gui Zhi  Chinese: 桂枝
Pharmaceutical: Ramulus Cinnamomi
Taxonomy: Cinnamomum cassia
English: Cinnamon Twig

Tastes: Pungent, sweet, warm
Meridians Entered: Lung, Heart, Kidney, Liver

Actions & Indications:

1. Releases the Exterior, assists Yang, adjusts the Ying and Wei and releases the muscle layer
   Taiyang Wind Strike (Taiyang Zhongfeng, 太阳中风) - a weak person who catches cold easily with spontaneous sweating, aversion to drafts, fever and chills, nasal congestion, stiff and aching head and muscles
2. Warms the channels and collaterals to relieve pain
   Wind-Cold-Damp Bi
3. Unblocks Yang and transforms Qi and thin mucus
   Edema due to Cold-Phlegm or Yang Qi Deficiency with urinary dysfunction, dizziness and palpitations
4. Assists Heart Yang and warms and facilitates the flow of Yang Qi in the chest
   Palpitations due to Yang Obstruction in the chest due to Stagnation or Deficiency
   Listless chest Yang with upward movement of Phlegm and thin mucus and disorderly descent of Lung Qi with shortness of breath, chest and back pain and palpitations
   Heart and Spleen Yang Deficiency
5. Warms and facilitates the flow of Qi through the channels and collaterals and Blood through the vessels
   Wind-Cold-Damp Bi
   Blood Stasis due to Cold, causing amenorrhea or dysmenorrhea with or without abdominal masses
6. Warms the Middle and directs Turbid Yin downward
   Middle Jiao Yang Deficiency
   Heart and Spleen Yang Deficiency (patient usually craves sweets)
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, prevent forgetfulness, and render the face bright and efflorescent, thus forever looking charming, like a child's face. 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 for exterior conditions, or up to 15g for Bi Syndromes.
Cautions: This herb induces heat, damages the yin and moves blood. It is prohibited for those with warm pathogens, yin deficiency with effulgent fire, or reckless movement of the blood due to heat in the blood. Use with caution in pregnant women.

Pinyin: Fu Ling  Chinese: 茯苓
Pharmaceutical: Poria
Taxonomy: Poria cocos syn. Wolfiporia extensa
English: China-Root / Hoelen / Tuckahoe / Indian Bread

Tastes: Sweet, bland, neutral
Meridians Entered: Heart, Spleen, and Kidney

Actions & Indications:

1. Strengthens the Spleen and harmonizes the Middle Jiao
   Spleen Deficiency Dampness with anorexia, diarrhoea and epigastric distention
2. Strengthens the Spleen
   Phlegm Dampness due to Spleen Deficiency with thin mucus in which Phlegm moves upward manifesting as palpitations, headache, dizziness and a thick, greasy tongue coat
3. Promotes urination and leaches out Dampness
   Urinary difficulty, diarrhoea or oedema due to Stagnation of Fluids or Dampness
4. Quiets the Heart, calms the Spirit and soothes the nerves
   Palpitations, insomnia or forgetfulness due to either Spleen and Heart Insufficiency or Internal Obstruction of Turbid Phlegm
5. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of herbs which can, with protracted taking, quiet the Hun, nourish the Shen, make one free from hunger 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: 9-15g in decoction.
Cautions: It is contraindicated for spermatorrhea due to deficiency-cold.

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.