Felbatol 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

  • Chronic Trouble Sleeping
  • Constipation
  • Disorder Of The Digestive System
  • Dizzy
  • Feel Like Throwing Up
  • Head Pain
  • Indigestion
  • Loss Of Appetite
  • Stomach Cramps
  • Taste Problems
  • Throwing Up

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • Aggressive Behavior
  • Agitation
  • Altered Mental Status
  • Mood Changes
  • Rash
  • Shaking Extremities
  • Toxic Effect On Brain Or Spinal Cord Function
  • Uncoordinated

If experienced, these tend to have a Less Severe expression

  • Acute Infection Of The Nose, Throat Or Sinus
  • Blurred Vision
  • Diarrhea
  • Double Vision
  • Drowsiness
  • Feeling Anxious
  • Inflammation Of The Nose
  • Nervous
  • Weight Loss

RARE side effects


If experienced, these tend to have a Severe expression

  • Acquired Decrease Of All Cells In The Blood
  • Acute Liver Failure
  • Blood Disorder
  • Change In Blood Platelet Function
  • Decreased Blood Platelets
  • Decreased Function Of Bone Marrow
  • Decreased White Blood Cells
  • Deficiency Of Granulocytes A Type Of White Blood Cell
  • Having Thoughts Of Suicide
  • Hives
  • Itching
  • Life Threatening Allergic Reaction
  • Low Blood Counts Due To Bone Marrow Failure
  • Prolonged QT Interval On EKG
  • Psychosis Caused By A Drug
  • Puffy Face From Water Retention
  • Stevens-Johnson Syndrome
  • Stuffy Nose
  • Sun-Sensitive Skin
  • Swollen Lymph Nodes
  • Trouble Breathing

If experienced, these tend to have a Less Severe expression

  • Problem Behavior

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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.