Crude drug sample data base

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Crude drug name

Market nameロート根
Formal nameロート根
Japanese nameろーとこん, Rōtokon
Vernacular nameRōtokon
Latin nameScopoliae Rhizoma (JP)
English nameScopolia Rhizome (JP)
Original plant nameScopolia japonica Maxim., Hashiridokoro
Family nameSolanaceae
Used partClassificationPlant origin
Sub classification rhizome
Collection informationJapan, Osaka Pref., Shinwa Bussan Co.,Ltd.
Collection date1970/12/23
TMPW No.828

The capital city, provincial capital city or the representative  
location of its administrative area is indicated.  
Production area information
https://ethmed.toyama-wakan.net/img/pin_san.png
34.6937378
135.50216509999996
Collection information
Japan,Osaka Pref.
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Scientific information data base

Common nameロート根, Rōtokon, Scopoliae RhizomaJP, Scopolia RhizomeJP
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Original plant name1Scopolia japonica Maximowicz, Scopolia carniolica Jacquin or Scopolia parviflora Nakai , (1Hashiridokoro)
original plant image
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Family nameSolanaceae
Used partrhizome
Quality for selectionWell-developed and fresh ones are preferred (TN).
Official compendiumJP XIX
Clinical applicationScopolia Rhizome is used as a raw material for the production of Scopolia Extract (an analgesic and antispasmodic agent), atropine, and scopolamine (parasympatholytic agents). Scopolia Extract is used for the treatment of hyperacidity, gastric pain, gastric spasms, duodenal ulcers, and spastic constipation.
Chemical constituentCoumarins
(*C1):
Scopoletin, Scopolin

Tropane alkaloids
(*C1):
l-Hyoscyamine, Atropine, Scopolamine

Chemical structure


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Pharmacological effectAnalgesia, spasmolysis (extract), anti-histamine, anti-acetylcholine, anti-barbital (leaching solution).
Classical reference
(Chinese Herbal Classic "Zhenglei bencao")
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DiseaseStomachache, Acid indigestion, Gasrospasm, Duodenal ulcer, Constipation, Hemorrhoid, Pituita
FormulationScopolia Extract, Scopolia Extract Powder, Scopolia Extract and Ethyl Aminobenzoate, Scopolia Extract and Carbon Powder, Compound Scopolia Extract and Diastase, , Scopolia Extract and Tannic Acid Suppositories, Compound Scopolia Extract and Tannic Acid Suppositori, ,
ReferencesJP: The 19th edition of the Japanese Pharmacopoeia.
C1)The Encyclopedia of Wakan-Yaku with Color Pictures Vol. I, pp 128-130.
RemarksScopolia Rhizome has been listed in the Japanese Pharmacopoeia as a substitute for Belladonna Rhizome since the 2nd edition. Because Japanese Scopolia Rhizome is in short supply, the rhizomes of Scopolia carniolica L. (Japanese name: Yōshū-hashiridokoro), produced in Europe, or Scopolia parviflora Nakai (Japanese name: Chōsen-hashiridokoro), produced in Korea, are occasionally used.
Last renewal date2026/07/22