Optimization of extraction process for compund kaliziran gel with orthogonal design Determination of isoimperatorin and osthol in Ganmao Yixiaoshi capsule by RP-HPLC Influence of supercritical C02 extraction technology on osthol content from fruits of Cnidium monnieri Protective effects of osthole on focal cereb ralis chemia-reperfusion injury in rats In vitro transdermal behavior of effective constituents in Chonghe gel Preparation of osthol by preparative high performance liquid chromatography Separation and purification of coumarins from Heracleum millefolium by high-speed counter-current chromatography Matrix formulation of Hanbishu Cataplasma optimized by D-optimal mixture design and research on its in vitro evaluation Pharmacokinetics of ligustilide in Ligusticum chuanxiong essential oil in rats in vivo Simultaneous determination of 5 active components in fructus cnidii by HPLC Preparation of different osthole cyclodextrin inclusion complex and comparison on their bioavailability Synthesis of N-fatty acyl-N-trimethyl chitosan and its solubilization on osthole Determination of osthole, imperatorin, and isopimpinellin in seeds of Cnidium monnieri by RP-HPLC Determination of osthol in LOTIO FRUCTUS CNIDII COMPOSITA by RP-HPLC