Lignum Aquilariae Resinatum

 

Source
The lignum of Aquilaria sinensis (Lour.) Gug, family Thymelaeaceae.

Characteristics
The sample prepared as irregular or helmet-like pieces varying in size. Surface grey-yellow, uneven, with knife-cutting scars, often withered at the depressed parts, dark-brown at the part containing resin, alternating with the part without resin and forming streaks. Hard in texture. Fracture surface spiny. Aromatic in odour. Acrid and bitter in taste, warm in nature, and attributive to spleen, stomach and kidney channels.

Indication
1. Promote vital energy circulation and alleviate pain, warm the middle-jiao and expel cold: For stagnation of cold and vital energy with fullness and pain in the chest and abdomen, nausea, vomiting and hiccup.
2. Calm the adverse-rising energy and relieve dyspnea: For abdominal rising of vital energy with shortness of breath, used together with Semen Lepidji seu Descurainiae and Semen Armeniacae Amarum; also used for kidney hypofunction with dyspnea, usually used together with Radix Rehmanniae Praeparatae, Radix Aconiti Praeparata, Fructus Corni, etc.

Pharmacological Action
Duodenal feeding of its decoction can promote the secretion of bile in anesthetized rats.

Administration Decoction: 3-9g.


   

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Mr. Wang Tao

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