Felbamate Side Effects by Likelihood and Severity

COMMON side effects


If experienced, these tend to have a Severe expression

  • Abnormal Manner Of Walking
  • Fever
  • Large Purple Or Brown Skin Blotches

If experienced, these tend to have a Less Severe expression

  • Constipation
  • Decreased Appetite
  • Difficulty Sleeping
  • Disorder Of The Digestive System
  • Dizziness
  • Head Pain
  • Indigestion
  • Nausea
  • Stomach Cramps
  • Taste Impairment
  • Vomiting

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • A Skin Rash
  • A Toxic Effect On The Central Nervous System, Which Consists Of The Brain And Spinal Cord
  • Aggressive Behavior
  • Agitation
  • Loss Of Muscle Coordination
  • Mental Status Changes
  • Mood Changes
  • Muscle Tremors

If experienced, these tend to have a Less Severe expression

  • A Common Cold
  • Anxious Feelings
  • Blurred Vision
  • Diarrhea
  • Double Vision
  • Drowsiness
  • Inflammation Of The Nose
  • Nervousness
  • Weight Loss

RARE side effects


If experienced, these tend to have a Severe expression

  • A Blood Disorder
  • A Change In Blood Platelet Function
  • A Significant Type Of Allergic Reaction Called Anaphylaxis
  • A Skin Disorder With Blistering And Peeling Skin Called Stevens-Johnson Syndrome
  • A Type Of Blood Disorder With A Decrease In All Types Of Blood Cells Called Pancytopenia
  • Acute Liver Failure
  • Decreased Blood Platelets
  • Decreased Function Of Bone Marrow
  • Hives
  • Increased Sensitivity Of The Skin To The Sun
  • Itching
  • Low Blood Counts Due To Bone Marrow Failure
  • Low Levels Of White Blood Cells
  • Mental Problems From Taking The Drug
  • Prolonged QT Interval On EKG
  • Puffy Face From Water Retention
  • Stuffy Nose
  • Suicidal Thoughts
  • Swollen Lymph Nodes
  • Trouble Breathing
  • Very Low Levels Of Granulocytes, A Type Of White Blood Cell

If experienced, these tend to have a Less Severe expression

  • Behavioral Problems

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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.