Crude drug sample data base

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Crude drug name

Market name益母草
Formal name益母草
Japanese nameやくもそう, yakumoso
Vernacular nameYimucao
Latin nameLeonuri Herba (JP), (CP)
English nameLeonurus Herb (JP), Motherwort Herb (CP)
Original plant nameLeonurus japonicus Hout., (Mehajiki)
Family nameLabiatae
Used partClassificationPlant origin
Sub classification aerial part
Production area informationTaiwan
Collection informationTaiwan, Taitung
Collection date1996/04
CollectorTsuneo Namba
TMPW No.19030

The capital city, provincial capital city or the representative  
location of its administrative area is indicated.  
Production area information
Taiwan
https://ethmed.toyama-wakan.net/img/pin_san.png
22.7613207
121.14381520000006
Collection information
Taiwan,Taitung
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Scientific information data base

Common name益母草, Yimucao, Leonuri Herba (JP18), (CP2020), Leonurus Herb (JP18), Motherwort Herb (CP2020)
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Original plant nameLeonurus japonicus Houttuyn1 or Leonurus sibiricus Linn.2, (Mehajiki1 or Hosobamehajiki)
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Family nameLabiatae
Used partaerial part
Quality for selectionGood Yimucao is fresh and preferably bluish. (NI)
Official compendiumJP XVIII, CP (2020 ed.)
Clinical applicationAs a diuretic, for stimulating menstrual discharge, yimucao is applied for menstrual irregularity, dysmenorrhea, hyperemesis and stomachache after childbirth, neurosis after childbirth, and gynecologic disorders before menstruation such as abdominal pain. It is also useful for bruise and acute nephritis.
Medical systemTraditional Chinese medicine
Drug effect in
traditional medicine
Traditional
classification
Drugs for invigorating blood circulation
Beneficial effect[Property and Flavor] Mild cold; bitter, pungent.
[Meridian Tropism] Liver, pericardium and bladder meridians.
[Actions] To activate blood and regulate menstruation, disinhibit urine and disperse swelling, clear heat and remove toxin.
[Indications] Menstrual irregularities, dysmenorrhea and amenorrhea, persistent flow of the lochia, edema and small quantity of urination, sore and ulcer, swelling and toxin.
Chemical constituentFlavones & Flavonols
(*C1):
Rutin

Other nitrogen compounds
(*C1):
Leonurine, Leonurinine, Leonuridine, Stachydrine

Chemical structure

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Pharmacological effectUterine contraction (leonurine, water extract), respiratory excitation, accelerated blood clotting (water extract).
Classical reference
(Chinese Herbal Classic "Zhenglei bencao")
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DiseaseIrregular menstruation, Menorrhalgia, Amenorrhea, Hyperemesis after childbirth, Lochiometra, Irregular vaginal bleeding, Dystocia, Retention of the placenta, Hypertension, Swelling and pain due to contusion, Acute nephritis, Edema, Oliguria, Mastitis, Pyogenic dermatosis
FormulationKyukichoketsuin
Related drugsLeonuri Fructus
ReferencesJP18: 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. II, pp 50-51.
RemarksChongweizi (茺蔚子, Leonuri Fructus) is the fruit of Leonurus japonicus Houttuyn (Jap. name: Mehajiki) or Leonurus sibiricus L. (Jap. name: Hosomehajiki). Both aerial parts and fruits are effective in promoting blood circulation to regulate menstruation and postpartum care.
Last renewal date2023/05/22