Mifepristone Side Effects by Likelihood and Severity

COMMON side effects

If experienced, these tend to have a Severe expression i

  • low amount of potassium in the blood
  • uterine cramps
  • If experienced, these tend to have a Less Severe expression i

  • high blood pressure
  • overgrowth of the uterine lining
  • joint pain
  • dizziness
  • fever
  • low energy
  • fluid retention in the legs, feet, arms or hands
  • decreased appetite
  • headache
  • nausea
  • vomiting
  • diarrhea
  • generalized weakness
  • INFREQUENT side effects

    If experienced, these tend to have a Severe expression i

  • an infection due to a virus
  • low blood sugar
  • high amount of triglyceride in the blood
  • If experienced, these tend to have a Less Severe expression i

  • gastroesophageal reflux disease
  • indigestion
  • inflammation or infection of the vagina
  • difficulty sleeping
  • visible water retention
  • excessive thirst
  • a feeling of general discomfort called malaise
  • intense abdominal pain
  • chest pains unrelated to heart problems
  • pain in the muscles or bones
  • RARE side effects

    If experienced, these tend to have a Severe expression i

  • a systemic inflammatory response called sepsis due to an infection with bacteria
  • a bacterial infection
  • an infection
  • decreased function of the adrenal gland
  • anemia
  • prolonged QT interval on EKG
  • orthostatic hypotension, a form of low blood pressure
  • low blood pressure
  • an infection of the female reproductive organs called pelvic inflammatory disease
  • tearing of the uterus while pregnant
  • fainting
  • a significant type of allergic reaction called anaphylaxis
  • a type of allergic reaction called angioedema
  • a type of skin disorder called acute generalized exanthematous pustulosis
  • If experienced, these tend to have a Less Severe expression i

  • inflammation of the tissue lining the sinuses
  • vaginal discharge
  • itching
  • hives
  • pain in the arms or legs
  • a skin rash
  • trouble breathing
  • anxious feelings
  • fast heartbeat
  • Drug Survey

    Are you currently using Mifepristone?

    This survey is being conducted by the WebMD marketing sciences department.

    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.