23.Quality of Medicinal Crude Drug

Uncaria rhynchophylla Miquel is a herbal component of Yokukansan, and the ingredients contained in the herb depend on its locality and seed.

Uncaria rhynchophylla Miquel

Uncaria rhynchophylla
(Certain province in China)

Tsumura uses the species

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Different species

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Uncaria rhynchophylla
(Certain province in China)

Harvest grounds are different

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Different species

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