The ethanolic extracts of both plants were concentrated in water bath and lyophilisation was carried out at _55 _C to get solid crude extracts. The yield for A. paniculata was 5.8% w/w and that for S. chirayita was 1.4% w/w. The
HPLC and HPTLC fingerprint profiles of the extracts are presented in Figs. 1 and 2.