Drug Resistant Epilepsy

**Definition:** Epileptic condition in which adequate trials of two tolerated and appropriately chosen and used ANTIEPILEPTIC DRUGS schedules to achieve sustained seizure freedom failed.

**Tree numbers:** - C10.228.140.490.125

**Synonyms:** - Epilepsy, Drug Resistant - Drug Refractory Epilepsy - Intractable Epilepsy - Epilepsy, Drug Refractory - Epilepsy, Intractable - Refractory Epilepsy - Medication Resistant Epilepsy