Folium Artemisiae Argyi
Source
Leaf of Artemisia argyi Levl. et Vant., family Compositae.
Characteristics
Leaf ovate-triangular, pinnately lobed; lobes ellipsoid or ellipsoid-lanceolate;
margin irregularly serrate; ventral surface deep green with 
glandular
punctates and arachnoid hairs, dorsal surface canescent. Bitter and acrid
in taste, warm in nature, and attributive to spleen, liver and kidney
channels.
Indication
1. Stop bleeding by warming meridian: For asthenia-cold syndrome manifested
as hematemesis, hemoptysis and epistaxis. For bleeding due to blood-heat,
fresh herb should be used together with Radix Rehmanniae, crude Cacumen
Biotae and Folium Nelumbinis (Bolus of Four Fresh Drugs). It's Carbonized
sample is used for bleeding.
2. Expel cold and alleviate pain: For menalgia and abdominal pain of asthenia-cold
type.
3. Eliminate sputum, relieve cough and asthma: For cough and asthma. Its
volatile oil is better for asthma.
4.
Expel cold and relieve itching: For eczema and dermatitis. In addition,
its injection has been used for chronic hepatitis and viral myocarditis.
Pharmacological
Action
1. Antiasthmatic. Its volatile oil can relax bronchial spasm.
2. Inhibiting the growth of vanous pathogenic bacteria in vitro.
3. Inhibiting the growth of some dermatomyces.
Administration
Decoction:
Generally 6-15g; 20-30g for chronic bronchitis.
Capsule (containing 100 mg of volatile oil): 2-3 capsules tid for bronchial
asthma.
Ampoule (containing 2g of crude herb): 4-6 ml IM daily for chronic hepatitis
and viral myocarditis.