Antiseizure Flashcards
Anticonvulsant drug that blocks Na channels used for GTC? Is a potent inducer of CYP450
Phenytoin
Common side effect of Phenytoin?
Gingival hyperplasia (NaPaCapangit)
Hirsutism
Fetal hydantoin syndrome*
Megaloblastic anemia
Anticonvulsant drug which is also the DOC for trigeminal neuralgia?
Carbamazepine
Block Na channels and glutamate release
Branched chain fatty acid Anticonvulsant drug used for absence and GTC?
Valproic acid (fatty ACID)
Valproic acid AE?
Neural tube defects - spina bifida
GI distress
Hepatotoxic
Contraindicated in pregnancy
Preferred antiseizure drug for children and pregnant women?
Phenobarbital (Phenobarbiedoll) -
Also for Gilbert’s hyperbil
Cyclic ureide anticonvulsant DOC for absence seizures?
Ethosuximide
(Block Ca channels in thalamus)
But if absence+GTC - Valproic acid “ValEt”
DOC for status epilepticus?
Diazepam (may also use Lorazepam)
DOC for infantile spasms?
Clonazepam
DOC for neuropathic pain? Postherpetic - VZV
Gabapentin/Pregabalin
Anticonvulsant drug known to cause Steven Johnsons?
Lamotrigine
SJS vs TEN?
SJS - 2 or more mucosal surfaces, dermoepidermal junction
TEN - more than 30% BSA involved
Anticonvulsant drug for juvenile myoclonic epilepsy?
Levetiracetam
Levetiracetam contraindicated in patients with?
Schizophrenia - exacerbate psychosis
Anticonvulsant drug with most MOA, most toxicities, used for Lennox Gestaut and West Syndrome?
Topiramate
“Most TOP artist annie Lennox in the West america”