Kwao Krua is common name for Pueraria mirfica. Other names include White Kwao Krua Kao and Airy Shaw. I do not understand what exactly you mean by ‘medical name’ is it Latin name? if so, it is again, Pueraria mirifica.

This is a Thai herb and has been used to treat various problems, especially women problems. The herb is extensively used to tighten the vagina and to enhance, enlarge, firm and nurture the breasts. Read on here to know more about the herb.