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Asiasarum Root
Asiasarum Root
Market name:細辛
Photo location:Museum of Materia Medica, Inst. of Nat. Med.
TMPW No.:3401
Asiasarum heterotropoides
Plant name:Asiasarum heterotropoides
Photo location:Toyama Pref., Japan
Photo date:2001
Photographer:K. Komatsu

Synonym Manchurian Wildginger
Latin name Asiasari Radix
Botanical source: Family name Aristolochiaceae
Botanical source: Plant name - Asiasarum heterotropoides var. mandshuricum F.Maekawa
- Asiasarum sieboldii F.Maekawa (IPNI:93597-1)
Part used Root with rhizome
Empirical criteria for quality selection Good one has strong odor and pungency. (TN)
Constituents Fatty acids:
A. heterotropoides var. seoulense: Parmitic acid

A. sieboldii: Eucarvone, Limonene, 1,8-Cineole, 3-Caren-2-on-5-ol, 2-Epoxycaran-2-on-3-ol;
A. heterotropoides var. seoulense: l-β-Pinene, Eucarvone

A. sieboldii: Methyleugenol, Elemicin;
A. heterotropoides var. seoulense: Methyleugenol, Safrole, Kakuol;
A. heterotropoides var. mandshuricum: Kakuol

Lignans & Neolignans:
A. sieboldii: l-Asarinin;
A. heterotropoides var. seoulense: l-Sesamin

Isoquinoline alkaloids:
A. heterotropoides var. mandshuricum: Higenamine

A. heterotropoides var. mandshuricum: Pellitorine, 2E,4E,8Z,10E,-N-Isobutyl-2,4,8,10-dodecatetraenamide, 2E,4E,8Z,10Z-N-Isobutyl-2,4,8,10-dodecatetraenamide
Pharmacological effects Antiinflammatory, antihistaminic (water extract), sedative, antipyretic, analgesic (essential oil).
Indications As an antitussive, expectorant, tranquilizer, painkiller and metabolic promoter, it is applied to treat cough with thin sputum due to chronic bronhcitis and bronchiectasis, frequent cough with headahe, chest pain and a feeling of fullness in the chest.
Diseases Cough, Chronic bronchitis, Bronchiectasis, Headache, Nasal obstruction, Sinusitis, Dyspnea, Somatic pain, Swelling and pain of joint, Toothache, Chill, Common cold
Formulas keikyososooshimbuto , shakkan'oshimbuto , shoseiryuto , shoseiryutokakyoninsekko , shoseiryutokasekko , jingyokyokatsuto , seijokentsuto , sekigan , daiobushito , tokishigyakukagoshuyushokyoto , tokishigyakuto , maobushisaishinto , meiroin , yakanmaoto , rikkosan , ryokankyomishingeninto
Meridian tropism Heart, Lung, Liver, Kidney
Property Warm
Flavor Acrid/pungent
Classification in "Shen-non Ben-cao Jing" Superior
TCM: Classification Diaphoretics
TCM: Medicinal effects To remove wind and cold, to relieve nasal obstruction, to alleviate pain and to remove retained fluid.
Used for common cold, headache, toothache, sinusitis with nasal obstruction, rheumatic arthralgia, cough and dyspnea due to retention of phlegm and fluid.
Remarks Listed in the Japanese Pharmacopoeia 18th ed.
References TN: T. Namba & Y. Tsuda ed., Outline of Pharmacognosy, a Textbook, 3rd ed., Nankodo Co., Ltd., Tokyo, 1998.
DNA sequences of medicinal plants
Gene Region
Nuclear Chloroplast Mitochondria
Botanical source: Plant name 5Ss 18S ITS1 5.8S ITS2 26S others trnH-psbA matK trnK trnK-rps16 trnT-L trnL trnL-F rbcL rpoC1 ndhF others
Asiasarum sieboldii F.Maekawa (IPNI:93597-1)
Asiasarum heterotropoides var. mandshuricum F.Maekawa
Asiasarum heterotropoides var. seoulense F.Maekawa


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Traditional Medical & Pharmaceutical Database

Section of Pharmacognosy,
Division of Medicinal Resources,
Department of Research and Development,
Institute of Natural Medicine,
University of Toyama
2630 Sugitani, Toyama 930-0194 Japan
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