Background and Aims: Stachys L. species, which are members of the Lamiaceae family, have long been applied for their therapeutic benefits especially to cure cough, infection, genital tumors, ulcers, inflammatory illnesses, wounds in Anatolian traditional medicine. In current study, various extracts prepared from aerial parts cretica subsp. bulgarica Rech.f. (SC), byzantina K. Koch (SB), thirkei...