Attention Deficit-Hyperactivity Disorder, also known as attention deficit hyperactivity disorder, is related to autism and gilles de la tourette syndrome, and has symptoms including back pain, headache and pain. An important gene associated with Attention Deficit-Hyperactivity Disorder is DRD4 (Dopamine Receptor D4), and among its related pathways/superpathways are Neurotransmitter clearance and Methylphenidate Pathway, Pharmacodynamics. The drugs Ziprasidone and Topiramate have been mentioned in the context of this disorder. Affiliated tissues include brain and prefrontal cortex, and related phenotypes are attention deficit hyperactivity disorder and hyperactivity