I have them to their from a insect called sandfly you can treat them with iveamection it realy works but make sure your doctor keeps wrighting it out for you or if you dont have a doctor that dont belive you just do what i did you can order ivemection over the internet for aminals its worm med it will work for you you just got to keep taking it till they are gone if you think your face has cleard up dont stop taking the meds for they will come back your inmune system is week it realy help me