Studies on Dissolution Rate of Berberine in Ermiao Pills Effects of Ermiao Pill ester extracts on imbalance of orate levels and its related genes and protein levels in hyperuricemic mice Studies on biopharmacy of ultra-fine particles of Atractylodes lancea, Phellodendron chinense and a pill composed of the two drugs Ⅰ. Characterization by scanning electron microscopy Studies on biopharmacy of ultra-f ine part icles of Atractylodes lancea ,Phellodendron chinense and pill composed of mentioned two herbsⅡ . Study on dissolution rate invitro of ultra-fine ERMTAO PILL