crude drug


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crude drug

[¦krüd ′drəg]
(pharmacology)
A plant or animal drug containing all principles characteristic of the drug.
The dried leaves, bark, or rhizome of a plant containing therapeutically active principles. Also known as botanical; plant extract.
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References in periodicals archive ?
1986 "Evaluation of Some Pharmaceutical, Microbiological and Physical Properties of Zizuphus spinachricti" International Journal of Crude Drug Research.
Validation of proposed barcode ITS2 in identification of Chaihu crude drug
Our results showed that in most cases the extraction during 10 min ensured the smallest extraction of the constituents of crude drug into herbal teas.
The component crude drugs were supplied by an herbal drugstore in Taichung, Taiwan.
Washington, July 21 (ANI): Electronic cigarettes are in reality crude drug delivery systems for refined nicotine, posing unknown risks with little new benefits to smokers, according to tobacco control experts.
Bioassay-guided fractionation of a methanolic extract of a Thai crude drug, derived from heartwood of Anaxagorea luzonensis A.
Analysis of swertiamarin in Swertia herb and preparations containing this crude drug by capillary electrophoresis.
is a traditional Chinese medicinal herb commonly used as a crude drug and an ingredient in patent medicines.
Keywords: Crude drug authentication; PCR-RFLP; nrDNA ITS1 region; Bulbus Fritillariae cirrhosae; Fritillaria L.
An English TB patient called "Stevens" heard about it and travelled to South Africa where, according to his account, he was cured by taking an extract of the crude drug.