FENTANYL CITRATE Side Effects by Likelihood and Severity

COMMON side effects

If experienced, these tend to have a Severe expression i

  • slow heartbeat
  • low blood pressure
  • decreased lung function

    • If experienced, these tend to have a Less Severe expression i

  • drowsiness
  • nausea
  • vomiting

    • INFREQUENT side effects

    If experienced, these tend to have a Severe expression i

  • abnormal heart rhythm

    • If experienced, these tend to have a Less Severe expression i

    Sorry, we have no data available. Please contact your doctor or pharmacist.

    RARE side effects

    If experienced, these tend to have a Severe expression i

  • adrenal gland problems
  • confusion
  • over excitement
  • addiction to a drug
  • depression
  • serotonin syndrome, a type of disorder with high serotonin levels
  • a spasm of the larynx
  • bronchospasm
  • inflammation of the skin due to an allergy
  • itching
  • hives
  • delirium
  • a tonic-clonic seizure
  • a skin rash
  • a feeling of pins and needles on skin

    • If experienced, these tend to have a Less Severe expression i

  • double vision
  • blurred vision
  • a change in vision
  • orthostatic hypotension, a form of low blood pressure
  • widening of blood vessels
  • constipation
  • spasm of a bile duct tract
  • a spasm of the ureter
  • the inability to have an erection
  • chills
  • abnormal nervous system function affecting alertness
    • Full Drug Information

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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.