Learning About Stevens-Johnson Syndrome

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What is Stevens-Johnson syndrome?

Stevens-Johnson syndrome is a rare but serious condition that causes a rash and sores on the body's mucous membranes, which are moist tissues that line the inside of the body.

The condition is most commonly caused by a reaction to a medicine. Other causes include infections. In some people the cause is unknown.

What are the symptoms?

Early symptoms of Stevens-Johnson syndrome may include:

  • Fever.
  • Fatigue, a general feeling of sickness.
  • Itching or burning eyes.
  • Body aches and joint pain.

Within 1 to 3 days, other symptoms of Stevens-Johnson syndrome appear. These symptoms may include:

  • Weeping sores on the mucous membranes of the mouth, nose, genitals, and eyes. When sores occur, it can be painful to eat, drink, or urinate.

  • A skin rash with red spots. The rash may be painful and peel off. It may happen on any part of the body but often begins on the face and chest (trunk).

How is Stevens-Johnson syndrome treated?

Even mild Stevens-Johnson syndrome can get worse quickly and become serious, so it's treated in the hospital. Your doctor can help determine whether a medicine is the cause. If a medicine causes the condition, you will need to stop taking that medicine.

You may receive nutrition and fluids through a tube into the stomach or intestines. Liquid nutrients may also be delivered into the bloodstream through a needle or catheter that is inserted into a vein (intravenous feeding). Your doctor may give you medicines for pain.

You may get treatment for mouth, eye, and skin sores. In some cases, skin grafts are needed. Some people may be treated in a burn unit.

Recovery from Stevens-Johnson syndrome may be slow. It may take weeks or months based on how bad the condition is.

Follow-up care is a key part of your treatment and safety. Be sure to make and go to all appointments, and call your doctor if you are having problems. It's also a good idea to know your test results and keep a list of the medicines you take.

Current as of: November 16, 2023

Author: Ignite Healthwise, LLC Staff

Clinical Review Board
All Healthwise education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.

Current as of: November 16, 2023

Author: Ignite Healthwise, LLC Staff

Clinical Review Board
All Healthwise education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.

The Health Encyclopedia contains general health information. Not all treatments or services described are covered benefits for Kaiser Permanente members or offered as services by Kaiser Permanente. For a list of covered benefits, please refer to your Evidence of Coverage or Summary Plan Description. For recommended treatments, please consult with your health care provider.