[1]Faculty of Pharmaceutical Sciences Burapha University Chonburi 20131 Thailand;
[2]Pharmaceutical Biopolymer Group(PBiG) Faculty of Pharmacy Silpakorn University Nakhon Pathom 73000 Thailand;
[3]Department of Thai Medicine Faculty of Traditional Thai Medicine Prince of Songkla University Songkhla 90112 Thailand;
[4]Department of Pharmaceutical Technology Faculty of Pharmacy Silpakorn University Nakhon Pathom 73000 Thailand;
Poorly water-soluble drug; Kaempferia parviflora; Solid dispersion; Solvent evaporation;