Idursulfase Side Effects
What should I watch for?
Visit your doctor for regular check ups. Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse.
You can be a part of a registry for patients with Hunter syndrome. This registry may ask for information over a long time. Ask your healthcare professional for more information.
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 or nurse immediately if any of the following side effects occur:
Bone or muscle pain
fast, pounding, or irregular heartbeat or pulse
feeling of warmth
hives or welts
redness of the face, neck, arms, and occasionally, upper chest
redness of the skin
tightness in the chest
unusual tiredness or weakness
dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
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:
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.