Research Article

Preparation and Characterization of PEG4000 Palmitate/PEG8000 Palmitate-Solid Dispersion Containing the Poorly Water-Soluble Drug Andrographolide

Table 1

Ti and Tm of pure AG, physical mixtures (PM) and SD.

SampleTi (°C)Tm1 (°C)Tm2 (°C)

AG272243
AG-PEG4000 palmitate-PM31860228
AG-PEG4000 palmitate-SD31957220
AG-PEG8000 palmitate-PM32364226
AG-PEG8000 palmitate-SD32661218