Anti-epileptic Flashcards
Carbamazepine
First line for partial seizures
Oxcarbazepine
first line for partial seizures
Lamotrigine
adjunct for focal, tonic clonic, absence. second line bipolar and lennox gastaut
Valproic Acid
Focal seizures, generalized tonic clonic mixed seizures, absence, migraine, bipolar
Levitiracetam
focal seizures, myoclonic, primary generalized tonic clonic
Lacosamide
adjunct focal
Zonisamide
Adjunct focal
Perampanel
second line focal seizures, generalized tonic-clonic
Phenobarbital
second line short term sedative, generalized and focal seizures, lennox-gastuat syndrome. First line status epilepticus
Primidone
generalized tonic clonic, psychomotor, focal seizures
Gabapentin
peripheral neuropathy, bipolar disorder
pregablin
diabetic peripheral neuropathy, postherpetic neuralgia, adjunct for focal seizures, fibromyalgia, neuropathic pain from spinal cord injury
Exogabine
adjunct for focal
Felbamate
refractory partial seizures, lennox gastaut
Eslicarbazepine
monotherapy for partial onset seizures
Topiramate
focal seizures, generalized tonic clonic, lennox-gastaut, migraine prophylaxis, weight loss
Ethosuximide
absence seizures
Phenytoin
generalized tonic-clonic, focal
Fosphenytoin
status epilepticus
Clonezepam
lennox gastaut, second line absence
Diazepam
first line status epilepticus
Lorazepam
status epilepticus
midazolam IV
status epileptics
Clobazam
adjunct for lennox gastuat
Tiagabine
adjunct therapy in pts 12 and older for focal seizures
Brivaracetam
adjunct treatment for partial onset seizures
Carbamazepine MOA
inhibits Na channels
Carbamazepine contraindications
bone marrow suppression, use of MAOI, HLA-B 1502
Carbamazepine common ADR
Drowsiness diplopia, HA, ataxia, dizziness, NVD, constipation, abd pain, decreased appetite, leukopenia, hyponatremia, rash
Carbamazepine serious ADR
aplastic anemia, hepatitis, pancreatitis, SJS, TEN, preg cat D
Oxcarbamazepine MOA
inhibits Na channels
Oxcarbamazepine common ADR
sedation, dizziness, diplopia, Ha, nausea,
Oxcarbamazepine serious ADR
SJS, TEN, hyponatremia, angioedema, anaphylaxis
Lamotrigine MOA
blocks Na channels, enhances H current, modulates kainate receptors
Lamotrigine warnings
SJS, DRESS, suicide, aseptic meningitis
Lamotrigine interactions
OC, valproate
Lamotrigine common ADR
Ha, insomnia, drowsiness, diplopia, ataxia, rash, Nausea
Lamotrigine serious ADR
SJS, TEN,
Valproic acid MOA
enhanced Gaba transmission, Na channel inhibitor, modulation of T-type calcium channels
Valproate contrindications
liver disease, pregnancy
Valproate common ADR
NV, fatigue, dizziness, tremor, alopecia, weight gain, depression, hyperammonemia, rirregular periods, bone loss
Valproate serious ADR
hepatoxicity, pancreatitis, thrombocytopenia
Levetiracetam
binding of SV2a, modulates kainate receptor, reverses GABA inhibition
Levetiracetam common ADR
dizziness, somnolence, asthenia, irritabilit
Levetiracetam serious ADR
anxiety, agitation
Topiramate MOA
blocks Na channels, increases freq at which GABA opens Cl- channels, antagonizes glutamate action, inhibits carbonic anhydrase
Topiramate warnings
acute myopia and angle closure glaucoma, oligohidrosis and hyperthermia, metabolic acidosis, nephrolithiasis, suicidal ideation, cleft palate, renal dose adjust
Topiramate serious ADR
bullous skin rxn, hepatic failure, maculopathy, glaucoma, pancreatitis, nephrolithiasis, metabolic acidosis, neuropsych decline, osteoporosis
Topiramate common ADR
somnolence, ataxia, speech disorders, difficulty with memory, parasthesia, weight loss
Topiramate drug interactions
decreased by valproate, phenytoin, carbamazepine, lamotrigine, OC, CNS depressants
Ethosuximide MOA
blocks T-type calcium channels
Ethosuximide common ADR
NVD, abd discomfort, decreased appetite, drowsiness, dizziness, HA, agitation, pink-brown urine
Ethosuximide serious ADR
blood dyscrasias, liver, kidney effects, SLE, SJS, neuropsych
Phenytoin MOA
slows recovery of Na channels
Phenytoin common ADR
sedation, impaired cognition, slurred speech, nystagmus, decreased coordination, confusion, dizziness, HA
Phenytoin serious ADR
osteomalacia, lymphadenopathy, dermatitis
Fosphenytoin MOA
prodrug of of phenytoin
Zonisamide MOA
blocks Na channels and t type channels, mild carbonic anhydrase inhibitor
Zonisamide contraindications
sulfa allergy
Zonisamide warnings
SJS, blood dyscrasias, oligohidrosis, hyperthermia, suicide, met acidosis, teratogenicity, kidney stones
Zonisamide common ADR
somnolence, fatigue, anorexia, weight loss dizziness, confusion, ataxia, agitation, memory loss
Zonisamde serious ADR
nephrolithiasis, leukopenia, oligohidrosis, rash, depression, met acidosis
Lacosamide MOA
enhances slow inactivation of Na channels
Perampanel MOA
noncompetitive glutamate receptor antagonist
Perampanel common ADR
anxiety, confusion, imbalance, diplopia, nausea, weight gain, aggressive behavior, paranoia
GABA drugs
barbiturates, benzodiazepines, gabapentin, pregablin, tiagabine, vigabatrin,
Phenobarbital MOA
prolong GABA mediated chloride channel opening
Phenobarbital warnings
addictive, hyperalgesia, pregnancy, peds, EtOH, respiratory depression
Phenobarbital common ADR
CNS depressant, depression, hyperactivity, impaired attention, dizziness, decreased libido, erectile dysfunction, nausea, foalte def, anemia, rash, fever, bone loss, hypocalcemia
Primidone MOA
metabolized to phenobarbital
Primidone ADR
ataxia, NV, diplopia
Benzodiazepine MIA
increase freq of GABA mediated chloride channel opening
Gabapentin MOA
blocks Ca channels, enhances H current, suppresses presynaptic vesicle release, suppresses NMDA receptors
Gabapentin ADR
sedation, somnolence, dizziness, weight gain
Pregablain MOA
son of gabapentin
Pregabalin ADR
angioedema, peripheral edema, weight gain, somnolence, dizziness
Tiagabine MOA
interferes with GABA reuptake
Tiagabine warnings
new onset seizures
Vigabatrin MOA
GABA analog. irreversibly inhibits GABA transaminase
Vigabatrin ADR
vision loss
Ezogabine MOA
opens potassium channels
Ezogabine ADR
dizziness, somnolence, confusion, hallucinations, blue skin, retinal pigment changes, urinary retention
Felbamate MOA
blocks Na channels and modulate NMDA and GABA receptors
Felbamate ADR
last line due to risk of aplastic anemia and acute hepatic failure
Eslicarbazepine serious ADR
SJS, TEN, DRESS, anaphylaxis, hyponatremia, elevated LFT, thyroid function,
Eslicarbazepine common ADR
vertigo, vision changes, NV, fatigue, dizziness, HA, ataxia, balance disorder
Eslicarbazepine drug interactions
OC, warfarin, statins
Brivaracetam ADR
somnolence, dizziness, fatigue, NV