[Music] what is botulism claustrum bachelin botulism is a serious illness caused by bacteria called claustrum bachelin the bacteria produce a poison toxin that can attack your body's nervous system if left untreated botulism can be fatal botulism poisoning is rare but because it can cause death you should call 911 or go to your nearest emergency room if you or your child develop botulism symptoms symptoms may include drooping eyelids and other signs affecting the muscles of your face eyes and throat it can eventually affect muscles related to breathing