Yi Gan San, Restrain the Liver Powder, is Bai Zhu, Fu Ling, Dang Gui, Chuan Xiong, Gou Teng, Chai Hu and Gan Cao. The catalogue classes it among the formulas that regulate and harmonise the Liver and Spleen.

Herb

Amount

3 g

3 g

3 g

2.54 g

3 g

1.5 g

1.5 g

Actions and indications

Calms the Liver and extinguishes Wind

Liver Wind
Muscle spasms, stiff and painful head and neck, and arching of the back
Clenching or grinding of the teeth
Numbness of the limbs, vertigo and dizziness, or hemiplegia

Regulates Liver Qi and Blood and clears Heat

In children: deficiency Heat in the Liver channel, or Liver Blood deficiency with Liver Heat
Feeling feverish, with chills and fever that may alternate
Irritability, nervousness, anxiety and being easily startled
Palpitations, restlessness, disturbed sleep and insomnia
Now also used for adults with insomnia who live under ongoing stress

Strengthens the Spleen

Poor appetite and abdominal bloating
Spitting up of saliva or sputum

Modern uses

Seizure disorders
Epilepsy
Night seizures
Night terrors
Infantile night crying
Hysteria
Neurosis
Neurasthenia
Excitability
Anxiety
Insomnia
Palpitations
Visual hallucinations
Hyperthyroidism
Hypertension
Stroke
Hemiplegia
Aphasia
Menopausal and climacteric disorders
Indigestion

Modifications

Gallbladder congestion with poor digestion, Phlegm and mental disturbance: + zhi ban xia, + chen pi

More Heat and tension: + bai shao, + zhi shi

Depression and mental disorders: + bai shao, + bo he, + sheng jiang

Headaches: + ge gen

Headache with dizziness: + bai shao, + huang lian

Deficiency of Qi and Blood: + ren shen, + huang qi, + bai shao, + shu di huang, + sheng di huang

Oppressive fullness of the abdomen: + zhi shi, + hou po

Sleeplessness and irritability: + suan zao ren, + bai zi ren

Vomiting of saliva and sputum (combined with Wen Dan Tang)

Headache and dizziness with a disturbed Shen: + bai shao, + suan zao ren

Pinyin

yi gan san

English Name

Restrain the Liver Powder

yi gan san

About yi gan san

Ingredients

Actions and indications

Calms the Liver and extinguishes Wind

Regulates Liver Qi and Blood and clears Heat

Strengthens the Spleen

Modern uses

Symptoms

Modifications

Names

Classification