This study is to evaluate the efficacy, safety and tolerability of TSupport (a Traditional Chinese Medicine) for adults with Tourette Syndrome, which consists of a screening/wash-out period of up to 6 weeks, a 24-week supportive care period and a 4-week follow-up period. During the first 2-week follow-up period, subjects will continue to receive TSupport at half dose.~After informed consent conducted and signed, subjects will receive TSupport orally twice daily. Morning dose and evening dose should be administrated at about the same time every day and irrelevant to meals.
A 28-week single-arm trial to evaluate the efficacy, safety and tolerability of TSupport (a Traditional Chinese Medicine) for adults with Tourette Syndrome.