OXT and schizophrenia: Although caution is always required when such a large amount of findings appear suddenly (see [28,36,37,38,39]); these studies have allowed the suggestion that oxytocin may have a role in the treatment of mental diseases such as schizophrenia, autism, drug addiction, eating disorders, fibromyalgia, and other neuropsychological disturbances [40,41,42,43,44,45,46,47,48], often with contradictory and negative results [49,50,51,52].