There are no special medications available for low IQ in children. Low IQ requires a search for the cause, whether it is congenital or acquired. Congenital if the brain is stunted or congenital genetic metabolic disorders, such as trisomy 21 caused by low IQ related to genes, there are no drugs that can improve intelligence, but can only teach the way of life self-care as much as possible. If the cause is acquired, such as traumatic brain injury, or the sequelae of encephalitis later. The sequelae of septic meningitis, such as ventriculotuberculosis, can be relieved by lateral ventricular puncture and drainage and the selection of appropriate antibiotics for intraventricular infusion. In contrast, hydrocephalus requires surgical treatment with cerebrospinal fluid shunts. If epilepsy occurs oral antiepileptic drugs such as sodium valproate are required.