Friday, August 21, 2015

Drug choices for juvenile myoclonic epilepsy

valproic acid
topiramate
lamotrigine
levetiracetam
zonisamide


note these are the "broad spectrum drugs"
also note: valproic acid and topiramate are teratogenic

AED's and psychiatric function

Psychiatric function worse:


levetiracetam
topiramate
zonisamide
tiagabine
phenobarbital
periampanel


psychiatric function better


carbamazepine
valproic acid
lamotrigine
pregabalin

AED's compared head to head to standard therapy eg. carbamazepine

note this is a test done by EU>> FDA


favorably compare: 


oxcarbazepine
eslicarbazepine
lamotrigine
gabapentin
topiramate
levetiracetam
zonisamide


unfavorably compare (are inferior)


pregabalin
vigabatrin


test not done


tiagabine
lacosamide
ezogabine
perampanel

Enzyme inducers-- pearls

enzyme inducers adverse effects (partial) include


1.  decrease efficacy of oral contraception
2.  osteomalacia
3.  halve dose of many drugs, rendering them ineffective; this includes chemotherapeutic agents for children having CLL who have greater mortality on these drugs
4.  increase cholesterol
5.  Decrease testicular size

Narrow and broad spectrum antiepileptic drugs

Narrow spectrum


carbamazepine
oxcarbazepine
tiagabine
gabapentin
pregabalin


Broad spectrum


valproic acid
topiramate
lamotrigine
levetiracetam
zonisamide
parampanel

New Epilepsy classification

I  Genetic
II Focal
    a. Aware
    b  Unaware
III Mixed
IV Unknown
V Secondary generalized