Progress and Application of Chemical Evaluation of Crude Drugs
Makoto Nishizawa1, Masaki Anetai2 and Takashi Yamagishi3*
1. Kyosei Pharmaceutical Co. LTD., 3-1-1, Megumino-kita, Eniwa, 061-1374 Japan
2. Hokkaido Institute of Public Health, N-19, W-12, Kita-ku, Sapporo, 060-0819 Japan
3. Kitami Institute of Technology, 165, Koen-cho, Kitami, 090-0015 Japan
ABSTRACT
Progress in chemical evaluation of six crude drugs, Paeoniae Radix, Rhei Rhizoma, Astragali Radix, Cnidii Rhizoma, Angelicae Radix and Gardeniae Fructus, is briefly summarized. Information on preparation methods, storage conditions, origin and the production areas of the crude drugs, were obtained by various chemical evaluation techniques. Moreover, these methods were also useful in establishing cultivation techniques and breeding new strains of medicinal plants.
Key words : chemical evaluation, crude drug, Paeoniae Radix, Rhei Rhizoma, Astragali Radix, Cnidii Rhizoma, Angelicae Radix, Gardeniae Fructus