Insomnia, depression, schizophrenia, anxiety, mental disorder, neurasthenia, autonomic nervous disorder, headache, migraine, neurosis, mania, obsessive-compulsive disorder, bipolar disorder, phobia, paranoia, hypochondria, narcolepsy, psychological disorder, stuttering, Parkinson's disease, as well as ADHD, TIC disorder, autism, developmental retardation, mental retardation and stuttering.