The alcoholic extracts of Kaempferia galangal showed high cytotoxicity against SW 620 with IC50 less than 30 μg/ml and showed moderate cytotoxicity against cancer cells DU145 (human prostate cancer cell line), PA1 (human ovarian teratocarcinoma cell line),
and B16F10 (murine melanoma cells) and were not selective against cancer cells when compared to Vero cells [27].