i have reoccuring boils on the creases between my vagina and upper inner thigh, right on the panty line. they come and go. they are painful to the touch, usually i cant wear panties wen i have them. they start as itchy then red then they swell with a witehead and bust with puss then they heal. lately they are leaving small scars. my doctoer game nme flagyl and said that they are common. will flagyl help