Lesser Galangal Rhizome
Naming
Gao Liang Jiang (Rhizoma Alpiniae Officinarum)——Ming Yi Bie Lu (Miscellaneous Records of Famous physicians)
Origin
The rhizome of the perennial herb Alpinia of ficinarum Hance. of family Zingiberaceae.
Location
Guangdong, Guangxi and Hainan provinces in China.
Harvest
Collected in later summer and early autumn.
The true smell and taste
Fragrant, pungent.
Best quality
Red-brownish, thickset, fragrant and pungent in flavor, less branch.
Processing
Unprocessed.
Property
Pungent, hot; spleen and stomach meridians entered.
Actions
Warm middle energizer to alleviate pain, arrest vomiting.
Indications
A. Stomach cold and abdominal pain
It is the commonly used herb for stomach cold, gastro-abdominal cold pain for its actions of warming middle-energizer and dispersing cold to alleviate pain. It is usually combined with Gan Jiang to reinforce each other's actions. For instance they are combined in Er Jiang Wan described in the book of Tai Ping Hui Min He Ji Ju Fang. For gastro-abdominal distending pain due to stomach cold and liver-qi stagnation, it is usually combined with the liver-soothing herbs. For instance it is combined with Xiang Fu in Liang Fu Wan from Liang Fang Ji Ye (Useful Prescriptions Collection). Its action of alleviating pain also can be used for colic pain on chest or abdomen, distressing fullness in hypochondrium and restlessness, at that time it is usually combined with the blood-activating and meridian-unblocking herbs and qi-moving analgesic. For instance it is combined with Dang Gui, Gui Xin (Rou Gui) and Hou Po in Gao Liang Jiang Tang from Qian Jin Fang.
B. Vomiting due to stomach cold
It has the actions of warming middle energizer and harmonizing stomach to arrest vomiting. For vomiting due to stomach cold, it is usually combined with Sheng Jiang and Ban Xia. For vomiting due to deficiency-cold, it is combined with the qi-tonifying and spleen-invigorating herbs such as Bai Zhu, Fu Ling and Dang Shen.
Dosage and Administrations
Decoct 3~6 g, or orally take 3 g powder once.