Disclosed herein is a method of prevention of progression of a multiple sclerosis in a patient, comprising the administration of methylglyoxal bis(guanylhydrazone) (MGBG) to the patient in need thereof. Also disclosed herein is a method of prevention or reduction in severity of the initiation phase of autoimmune response in a patient having multiple sclerosis, comprising the administration of MGBG to the patient in need thereof.