VIMPAT Side Effects by Likelihood and Severity

COMMON side effects

If experienced, these tend to have a Severe expression i

Sorry, we have no data available. Please contact your doctor or pharmacist.

If experienced, these tend to have a Less Severe expression i

  • double vision
  • blurred vision
  • dizziness
  • headache
  • nausea
  • vomiting
  • INFREQUENT side effects

    If experienced, these tend to have a Severe expression i

    Sorry, we have no data available. Please contact your doctor or pharmacist.

    If experienced, these tend to have a Less Severe expression i

  • nystagmus, a condition with involuntary eye movements
  • itching
  • drowsiness
  • memory loss
  • sensation of spinning or whirling
  • low energy
  • muscle tremors
  • abnormal manner of walking
  • loss of muscle coordination
  • diarrhea
  • reactions at the site of the injection
  • generalized weakness
  • reduced sensation in the mouth
  • RARE side effects

    If experienced, these tend to have a Severe expression i

  • very low levels of granulocytes, a type of white blood cell
  • low levels of a type of white blood cell called neutrophils
  • increased eosinophils in the blood
  • mental problems from taking the drug
  • suicidal behavior
  • suicidal thoughts
  • atrioventricular block, a type of slow heart rhythm disorder
  • rapid ventricular heartbeat
  • atrial fibrillation
  • atrial flutter
  • slow heartbeat
  • inflammation of the middle tissue heart muscle
  • liver inflammation resulting from an abnormal immune response
  • kidney inflammation
  • a skin disorder with blistering and peeling skin called toxic epidermal necrolysis
  • a skin disorder with blistering and peeling skin called Stevens-Johnson syndrome
  • fainting
  • a type of abnormal movement disorder called dyskinesia
  • a type of allergic reaction called angioedema
  • accidental falls
  • a type of significant allergic skin reaction called DRESS syndrome
  • a paradoxical convulsion
  • worsening of seizure
  • If experienced, these tend to have a Less Severe expression i

  • anemia
  • confusion
  • mood changes
  • agitation
  • depression
  • aggressive behavior
  • ringing in the ears
  • dry mouth
  • indigestion
  • constipation
  • hives
  • muscle spasm
  • hallucinations
  • difficulty sleeping
  • fever
  • numbness
  • a skin rash
  • a type of speech disorder called dysarthria
  • heart throbbing or pounding
  • abnormal liver function tests
  • a feeling of pins and needles on skin
  • irritability
  • prolonged P-R interval observed on EKG
  • a change in the ability to pay attention
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    Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, except as may be authorized by the applicable terms of use.

    CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.