my son continuly keeps getting these cyst on his face and neck area.Sat. we were refered to hospital by doctor,hospital lanced cyst in two places,another cyst is forming on other side and behind othe one lanced.Went back to hospital,they said not much more they can do,my son has been suffering these cyst for quit some time they come and go.Some small some very large and needing to be lanced.Also have been see dermatologist since hes 14.All they keep doing is putting him on bactrim .Any suggestion on what he can do!!!!!Please