Benlysta Side Effects
What should I watch for?
Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse.
In some patients, this medicine may cause a serious brain infection that may cause death. If you have any problems seeing, thinking, speaking, walking, or standing, tell your doctor right away. If you cannot reach your doctor, urgently seek other source of medical care.
Talk to your doctor about your risk of cancer. You may be more at risk for certain types of cancers if you take this medicine.
Common and Rare Side Effects
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur:
Bleeding, blistering, burning, coldness, skin discoloration, feeling of pressure, hives, infection, inflammation, itching, lumps, numbness, pain, rash, redness, scarring, soreness, stinging, swelling, tenderness, tingling, ulceration, or warmth at the injection site
body aches or pain
difficulty with breathing or swallowing
loss of appetite
lower back or side pain
muscle aches and pains
nausea or vomiting
pain or tenderness around the eyes and cheekbones
swelling of the eyes, face, or inside of the nose
stuffy or runny nose
tightness in the chest
unusual tiredness or weakness
Black, tarry stools
bloody or cloudy urine
difficult, burning, or painful urination
feeling sad or empty
frequent urge to urinate
lack of appetite
loss of interest or pleasure
sores, ulcers, or white spots on the lips or in the mouth
tender, swollen glands in the neck
unusual bleeding or bruising
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Arm or leg pain
headache, severe and throbbing
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.