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zonisamide

Side Effects

List zonisamide side effects by likelihood and severity.

The following side effects are associated with zonisamide:

Common side effects of zonisamide:

  • UncoordinatedSevere
  • DizzyLess Severe
  • DrowsinessLess Severe
  • Feel Like Throwing UpLess Severe
  • Feeling RestlessLess Severe
  • Head PainLess Severe
  • Loss of AppetiteLess Severe

Infrequent side effects of zonisamide:

  • BruiseSevere
  • ConfusedSevere
  • DepressionSevere
  • Hemorrhage of Blood Under the SkinSevere
  • Kidney StoneSevere
  • RashSevere
  • Schizophrenia without Psychotic FeaturesSevere
  • AnxiousLess Severe
  • Cannot Focus ThoughtsLess Severe
  • Chronic Trouble SleepingLess Severe
  • DiarrheaLess Severe
  • Difficulty SpeakingLess Severe
  • Double VisionLess Severe
  • Dry MouthLess Severe
  • Flu-Like SymptomsLess Severe
  • Incomplete or Infrequent Bowel MovementsLess Severe
  • IndigestionLess Severe
  • Inflammation of the NoseLess Severe
  • Involuntary Eye MovementLess Severe
  • Loss of MemoryLess Severe
  • Low EnergyLess Severe
  • Mental ImpairmentLess Severe
  • NervousLess Severe
  • Numbness and TinglingLess Severe
  • Stomach CrampsLess Severe
  • Taste ProblemsLess Severe
  • Throwing UpLess Severe
  • Weight LossLess Severe

Rare side effects of zonisamide:

  • Abnormal Heart Electrical SignalsSevere
  • AnemiaSevere
  • Blood coming from AnusSevere
  • Decreased Blood PlateletsSevere
  • Decreased SweatingSevere
  • Decreased White Blood CellsSevere
  • Deficiency of Granulocytes a Type of White Blood CellSevere
  • Discolored Spots and Small Elevations of the SkinSevere
  • Excess Body AcidSevere
  • Extreme Loss of Body WaterSevere
  • FeverSevere
  • GallstonesSevere
  • Having Thoughts of SuicideSevere
  • Inflammation of the GallbladderSevere
  • Inflammation of the Large IntestineSevere
  • Inflammation of the Lining of the Stomach and IntestinesSevere
  • Kidney DiseaseSevere
  • Liver Tissue DeathSevere
  • Low Amount of Sodium in the BloodSevere
  • Low Blood Counts due to Bone Marrow FailureSevere
  • Mental Disorder with Loss of Normal Personality & RealitySevere
  • Overgrowth of Gums Onto TeethSevere
  • PancreatitisSevere
  • Serious Muscle Damage that may Lead to Kidney FailureSevere
  • Stevens-Johnson SyndromeSevere
  • Systemic Lupus ErythematosusSevere
  • Toxic Epidermal NecrolysisSevere
  • Trouble BreathingSevere
  • Voluntary Movement DifficultySevere
  • Abnormal Liver Function TestsLess Severe
  • Abnormal Manner of WalkingLess Severe
  • Blood Clot in VeinLess Severe
  • Brain Disease or Injury causing Inability to CommunicateLess Severe
  • Cannot Empty BladderLess Severe
  • Chest PainLess Severe
  • CoughLess Severe
  • Difficulty SwallowingLess Severe
  • Enlarged BreastsLess Severe
  • Excessive HairinessLess Severe
  • Feeling FaintLess Severe
  • Feeling WeakLess Severe
  • Frequent UrinationLess Severe
  • GasLess Severe
  • Hearing LossLess Severe
  • Heart Throbbing or PoundingLess Severe
  • Increase in the Product of Metabolism Found in MuscleLess Severe
  • Increased Feeling of the SkinLess Severe
  • ItchingLess Severe
  • Joint PainLess Severe
  • Lazy EyeLess Severe
  • Low Blood SugarLess Severe
  • Muscle PainLess Severe
  • Muscle WeaknessLess Severe
  • Not Feeling WellLess Severe
  • Painful, Red or Swollen MouthLess Severe
  • Pink EyeLess Severe
  • Problem BehaviorLess Severe
  • Problem with PeriodsLess Severe
  • Problems with SmellLess Severe
  • Ringing in the EarsLess Severe
  • Small Reddish-Purplish Pin-Point Sized Spots on the SkinLess Severe
  • Stiff NeckLess Severe
  • Swollen Lymph NodesLess Severe
  • Throat IrritationLess Severe
  • Visible Water RetentionLess Severe

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, expect 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.

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