Preparation of sinomenine hydrochloride delayed-onset sustained-release tablets Optimization on preparation of Saussureae Involucratar Herba extract-composite phospholipid liposome by central composite design-response surface method Preparation and stability of sub-micro-emulsion of which the emulsifier is digalactosyl diglyceride from natural product Preparation and stability of digalactosyl diglyceride as emulsifier forsub-microemulsion Optimization on formulation of sinomenine hydrochloride pulsatile drug delivery tablets by central composite design-response surface method Preparation of glycyrrhetinic acid niosomes and optimization of its prescription process Optimization on formulation of microporosity osmotic pump controlled release tablet of solid dispersion for total flavonoids from Desmodium styracifolium by central composite design-response surface methodology Optimization of extraction technology of total saponins from Patrinia scabiosaefolia by response surface method and its contraction effect on isolated rat intestinal smooth muscle Optimization and evaluation of naringenin loaded nanostructured lipid carriers Optimization of preparation technology for total glucosides from Paeonia lactiflora liposome by BBD-RSM and its in vitro release Response surface method for optimization of asiatic acid nanoparticles modified with PEG and its enhancing effects on intestinal absorption Preparation of isoandrographolide solid lipid nanoparticles and their in vitro release Preparation of sophoridine liposomes by ammonium sulfate transmembrane gradient method Preparation of isoandrographolide solid lipid nanoparticles and their in vitro release Preparation of nasal ethosome spray of geniposide and its nasal mucosa permeability in vitro