Zanaflex Side Effects by Likelihood and Severity

COMMON side effects


If experienced, these tend to have a Less Severe expression

  • Constipation
  • Dizzy
  • Drowsiness
  • Dry Mouth
  • Dysarthria
  • Feeling Weak
  • Inducing Of A Relaxed Easy State
  • Inflammation Of The Nose
  • Rash
  • Throat Irritation

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • Abnormal Liver Function Tests
  • Abnormally Low Blood Pressure
  • Feeling Faint
  • Hallucination
  • Psychosis Caused By A Drug
  • Seizures
  • Slow Heartbeat
  • Vision Changes Caused By Medications

If experienced, these tend to have a Less Severe expression

  • Blood Pressure Drop Upon Standing
  • Delusions
  • Dyskinesia
  • Nervous
  • Shaking Extremities
  • Throwing Up
  • Urinary Tract Infection

RARE side effects


If experienced, these tend to have a Severe expression

  • Giant Hives
  • Hepatitis
  • Life Threatening Allergic Reaction
  • Numbness And Tingling
  • Rapid Ventricular Heartbeat
  • Skin Rash With Sloughing
  • Stevens-Johnson Syndrome

If experienced, these tend to have a Less Severe expression

  • Depression
  • Hives
  • Joint Pain

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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.