The study is a placebo-controlled double-blind randomized study, to determine the benefits of probiotic Lactobacillus plantarum PS128 vs placebo on symptoms for Tic disorders; and the symptoms, behavior, or cognition for Rett syndrome.
Patients with the Rett syndrome and Tic disorders/Tourette
CTDs and Tourette syndrome are neurobehavioral disorders that are characterized by a persistent pattern of motor and vocal tics. Tics are intermittent movements or sounds that occur repeatedly. They can be either brief, rapid, and darting movements or more purposeful movements, such as repetitively