It is bitter in flavour, warm in nature and slightly
toxic. It is tropistic to the lung, large intestine
channels. Its bitterness can send down rebellious Qi to
relieve cough and asthma; the warmness can disperse
wind-cold in the lung channel. Its action is rather slow
and uniform. It is applicable in compound prescriptions
for treatment of cough and asthma caused by exopathogen
and internal injury, cold and heat, deficiency and excess.
It is especially effective in treatment of cough with
abundant expectoration due to wind-cold invasion of lung.
It is rich in oil, which acts on the large intestine
channel to lubricate the bowel to relieve constipation, so
it is indicated in constipation due to dryness of the
Relieving cough and asthma, lubricating the bowel to
1. For treatment of cough due to
exopathogenic wind-cold, it can be used in combination
with Herba Ephedrae, Radix Glycyrrhizae; For treatment of
cough due to exopathogenic wind-heat, it can be used
together with Fructus Arctti, Folium Mori, Bulbus
Fritillariae, Radix Platycodi, Radix Glycyrrhizae; For
treatment of warm-dryness injury of lung, unproductive
cough, it is frequently used in combination with Folium
Mori, Bulbus Fritillariae, Radix Adenophorae in order to
clear away the lung-heat and moisturize, to relieve phlegm
and cough, such as Sanxing Tang; For treatment of
accumulation of pathogenic heat in the lung, pyrexia with
acute asthma, it is usually used together with Gypsum
Fibrosum, Herba Ephedrae, Radix Glycyrrhizae in order to
clear away lung-heat, to disperse the lung and control
cough, such as Maxing Shigan Tang.
2. For treatment of constipation due
to bowel dryness, it is commonly used in combination with
Radix Angelicae Sinensis, Radix Paeoniae Alba, Fructus
Canabis, and so on to nourish Yin and supplement blood,
lubricate the bowel to relieve constipation.
Dosage and Administration:
3-10g. For treatment of cough due to exopathogen, bitter
Semen Armeniacae Amarum is mostly used, while of cough due
to consumption, the sweet one is mostly used.
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