Inclusion Criteria:  Diagnosis of Tourette Syndrome Understanding and willingness to sign a written informed consent document  Exclusion Criteria:  Active infection Active cancer Chronic multisystem organ failure Pregnancy Clinically significant Abnormalities on pre-treatment laboratory evaluation Medical condition that would (based on the opinion of the investigator) compromise patient's safety. Continued drug abuse Pre-menopausal women not using contraception Previous organ transplant Hypersensitivity to sulfur