Background Epilepsy is a central nervous system disorder characterized by abnormal electrical activity in the brain. 1 Prolonged administration of valproic acid at therapeutic doses can disrupt thyroid function. leading to subclinical hypothyroidism. This condition is marked by elevated thyroid stimulating hormone (TSH) levels. https://www.lightemupsequences.com/hot-mega-Esko-Nexus-HeightMaster-Vented-Safety-Helmet-big-savings/