Crude drug sample data base

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Crude drug name

Market name雪の下
Formal name雪の下,虎耳草
Japanese nameゆきのした, Yukinoshita
Vernacular nameYukinoshita
Latin nameSaxifragae Herba
Other names虎耳草(Huercao)
Original plant nameSaxifraga stolonifera Meerburg, (Yukinoshita )
Family nameSaxifragaceae
Used partClassificationPlant origin
Sub classification aerial part
Production area informationJapan, Shikoku District
Collection informationJapan, Niigata Pref., Uchida Wakanyaku Co., Ltd.
Collection date1985/02/15
CollectorMasayuki Mikage
TMPW No.4129

The capital city, provincial capital city or the representative  
location of its administrative area is indicated.  
33.7432238
133.63753139999994
Production area information
Japan,Shikoku District
https://ethmed.toyama-wakan.net/img/pin_san.png
37.9025518
139.02309460000004
Collection information
Japan,Niigata Pref.
https://ethmed.toyama-wakan.net/img/pin_nyu.png

Scientific information data base

Common name雪の下, Yukinoshita, Saxifragae Herba
Synonyms虎耳草(Huercao)
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Original plant nameSaxifraga stolonifera Meerburg (= Saxifraga sarmentosa L.), (Yukinoshita)
original plant image
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Family nameSaxifragaceae
Used partleaf or whole plant
Clinical applicationAs an antifebrile, antidote, and anti-inflammatory, it is decocted and taken for cold and fever with an unknown cause. The raw leaves are roasted and pounded and applied externally for tumors, poison sumac, chilblains, and impetigo bullosa. Otorrhea is treated with raw leaf juice poured into the ear canal. Usually, it is used as a single folk remedy.
Medical systemTraditional Chinese medicine
Drug effect in
traditional medicine
Traditional
classification
Febrifugal and detoxicant drugs
Chemical constituentFlavones & Flavonols
(*C1):
Saxifragin (Quercetin-5-glucoside), Quercitrin

Others
(*C1):
KNO3, KCl

Pharmacological effectDecoction has antibacterial properties against myxomycete bacillus, Salmonella typhi, Vibrio cholerae, Staphylococcus aureus, Pseudomonas aeruginosa.
DNA sequenceU42810, U42811
DiseaseSkin disease, Chilblain, Poison sumac, Otorrhea
Formulation
ReferencesC1)The Encyclopedia of Wakan-Yaku with Color Pictures Vol. Ⅱ, pp 41-42.
RemarksIt is listed under the original name of "Huercao" (虎耳草) in the Compendium of Materia Medica.
Last renewal date2022/02/09