Hi have skin problem they start of as pimples or bites then turn reddish to dark brown continue to grow even when head is removed if I leave them the head continues to grow som are up to 7mm in size sometimes they seem to be going away but they always comeback plus I some at the base of my ears and at times they flare and become painful when I try and squeeze them I can feel a sack hard pieces and all though it seems like some comes out it will leak for the next day have tried several courses of biotic a it is leaving me disfigured and with questions n no anwsers