Crude drug sample data base

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Crude drug name

Market name良姜
Formal name良姜
Japanese nameりょうきょう, Ryōkyō
Vernacular nameLangjiang
Latin nameAlpiniae Officinarum Rhizoma (JP), (CP)
English nameAlpinia Officinarum Rhizome (JP), Lesser Galangal Rhizome (CP)
Other names高良姜(Gaoliangjiang
Original plant nameAlpinia officinarum Hance
Family nameZingiberaceae
Used partClassificationPlant origin
Sub classification rhizome
Collection informationHong Kong, Wing Tai Hong Medicine Co.,Ltd.
Collection date1974/12/25
TMPW No.838

Scientific information data base

Common name良姜, Liangjiang, Alpiniae Officinarum Rhizoma (JP18), (CP2020), Alpiniae Officinarum Rhizome (JP18), Lesser Galangal Rhizome (CP2020)
Synonyms高良姜 (Gaoliangjiang)
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Original plant nameAlpinia officinarum Hance
original plant image
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Family nameZingiberaceae
Used partrhizome
Official compendiumJP XVIII, CP (2020 ed.)
Clinical applicationAs an aromatic-stomachic, sedative and anti-nauseant, it is applied to treat stomach pain by cold, indigestion, nausea, abdominal pain and diarrhea.
Medical systemTraditional Chinese medicine
Drug effect in
traditional medicine
Traditional
classification
Drugs for dispelling internal cold
Beneficial effect[Property and Flavor] Hot; pungent.
[Meridian Tropism] Spleen and stomach meridians meridians.
[Actions] To warm the stomach to check vomiting, dissipate cold and relieve pain.
[Indications] Cold pain in the epigastrium and abdomen, vomiting caused by stomach cold, belching and acid regurgitation.
Chemical constituentMonoterpenoids
(*C1):
1,8-Cineole (= Eucalyptol)

Sesquiterpenoids
(*C1):
alpha-Cadinene

Phenylpropanoids
(*C1):
Methyl cinnamate

Flavones & Flavonols
(*C1):
Galangin, Kaempferid, Alpinin

Chemical structure


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Pharmacological effectWater extract: antibacterial activity, inhibition of platelet aggregation, suppression of gastrointestinal motility, anti-ulcer activity. (C2)
Diethyl ether extract: anti-ulcer activity. (C2)
DNA sequenceAB040213, AF192711, AF192712, AF192709,AF192710
Classical reference
(Chinese Herbal Classic "Zhenglei bencao")
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DiseasePain due to abdominal coldness, Lower abdominal pain, Nausea, Vomitting, Hiccup
FormulationAnchusan, Chokoshiteito, Ryokito
References(JP18): The 18th edition of the Japanese Pharmacopoeia.
(CP2020): Pharmacopoeia of the People's Republic of China 2020 edi.
C1) The Encyclopedia of Wakan-Yaku with Color Pictures Vol. I, pp 136-137.
C2) Parter Shoyakugaku, p 356.
RemarksLiangjiang is an ingredient for domestic medicines as well.
Last renewal date2021/09/23