Study on the alkaloids in Huanglianjiedu Decoction / 中成药

ABSTRACT

Objective: To study the content of alkaloids in Huanglianjiedu Decoction and its disassemble prescription. Methods: The contents of four alkaloids such as berberine, jatrorrhizine, coptisine, palmatine in Huanglian jiedu Decoction and its disassemble prescription were determined by HPLC. Results: The content of four alkaloids extracted by tranditional decoction had a tendency to low. On the coutrary, when Rhizoma Coptis and Cortex Phellodendri were decocted together the quantity of alkaloids was additive, and when two herbs above decocted with Radix Scutella and Fructus Gardeniae the quantity of alkaloids decreased obviously. Conclusion:This study can provide a basis for establishing rational quanlitative standard for Huanglianjiedu Decoction.