Flexeril Oral 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

  • dry mouth
  • indigestion
  • drowsiness
  • dizziness
  • low energy
  • nausea
  • 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

  • blurred vision
  • taste impairment
  • headache
  • RARE side effects

    If experienced, these tend to have a Severe expression i

  • a disorder with excess antidiuretic hormone called syndrome of inappropriate antidiuretic hormone
  • mental problems from taking the drug
  • confusion
  • paranoia
  • depression
  • extrapyramidal disease, a type of movement disorder
  • neuroleptic malignant syndrome, a reaction characterized by fever, muscle rigidity and confusion
  • serotonin syndrome, a type of disorder with high serotonin levels
  • a toxic effect on the central nervous system, which consists of the brain and spinal cord
  • high blood pressure
  • a heart attack
  • a type of slowed heart rhythm disorder called heart block
  • abnormal heart rhythm
  • a stroke
  • bronchospastic lung disease
  • inflammation of the liver called hepatitis
  • blockage of normal bile flow
  • itching
  • hives
  • hallucinations
  • fainting
  • seizures
  • loss of muscle coordination
  • trouble breathing
  • an inability to completely empty the bladder
  • abnormal results on an electroencephalogram, a test recording the brain's activity
  • abnormal liver function tests
  • a significant type of allergic reaction called anaphylaxis
  • a type of allergic reaction called angioedema
  • a yellowing of the eyes or skin from buildup of bilirubin called jaundice
  • a type of significant allergic skin reaction called DRESS syndrome
  • fast heartbeat
  • If experienced, these tend to have a Less Severe expression i

  • altered interest in having sexual intercourse
  • agitation
  • ringing in the ears
  • low blood pressure
  • widening of blood vessels
  • inflammation of the parotid gland
  • irritation of the stomach or intestines
  • constipation
  • enlarged breasts
  • breastmilk production not associated with childbirth or nursing
  • acne
  • muscle weakness
  • sensation of spinning or whirling
  • difficulty sleeping
  • excessive sweating
  • muscle tremors
  • muscle twitching
  • visible water retention
  • decreased appetite
  • a type of speech disorder called dysarthria
  • heart throbbing or pounding
  • vomiting
  • gas
  • diarrhea
  • an increased need to urinate often
  • nervousness
  • a feeling of pins and needles on skin
  • a feeling of general discomfort called malaise
  • intense abdominal pain
  • poisoning caused by anticholinergic medication
  • a change in the ability to pay attention
  • a loss of taste
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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.