Aldurazyme

Generic Name: laronidase (lar-ON-i-dase)
Brand Name: Aldurazyme

Serious and sometimes fatal allergic reactions have occurred with use of Aldurazyme. Tell your doctor right away if you develop rash; itching; fast or difficult breathing; chest tightness; severe dizziness; swelling of hands, face, lips, eyes, throat, or tongue; difficulty swallowing; or hoarseness.

Tell your doctor if you have lung or breathing problems. You may be at risk for severe worsening of your breathing problems if you experience an allergic reaction to Aldurazyme.


Aldurazyme is used for:

Treating patients with Hurler and Hurler-Scheie forms of mucopolysaccharidosis I (MPS I), and patients with Scheie form who have moderate to severe symptoms.

Aldurazyme is a glycoprotein. It works by providing the enzyme alpha-L-iduronidase to the body.

Do NOT use Aldurazyme if:

  • you are allergic to any ingredient in Aldurazyme

Contact your doctor or health care provider right away if this applies to you.

Slideshow: View Frightful (But Dead Serious) Drug Side Effects

Before using Aldurazyme:

Some medical conditions may interact with Aldurazyme. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

  • if you are pregnant, planning to become pregnant, or are breast-feeding
  • if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
  • if you have allergies to medicines, foods, or other substances
  • if you have lung or breathing problems (eg, bronchitis)

Some MEDICINES MAY INTERACT with Aldurazyme. However, no specific interactions with Aldurazyme are known at this time.

Ask your health care provider if Aldurazyme may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.

How to use Aldurazyme:

Use Aldurazyme as directed by your doctor. Check the label on the medicine for exact dosing instructions.

  • Aldurazyme is given as an injection at your doctor's office, hospital, or clinic.
  • If you miss a dose of Aldurazyme, contact your doctor right away.

Ask your health care provider any questions you may have about how to use Aldurazyme.

Important safety information:

  • Serious and sometimes fatal allergic reactions have occurred with use of Aldurazyme. You will need to take certain other medicines before you receive Aldurazyme in order to decrease the risk of allergic reaction. Discuss any questions or concerns with your doctor.
  • Aldurazyme should be used with extreme caution in CHILDREN younger than 5 years old; safety and effectiveness in these children have not been confirmed.
  • PREGNANCY and BREAST-FEEDING: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Aldurazyme while you are pregnant. It is not known if Aldurazyme is found in breast milk. If you are or will be breast-feeding while you use Aldurazyme, check with your doctor. Discuss any possible risks to your baby.

Possible side effects of Aldurazyme:

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Flushing; headache; mild redness, stinging, or pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; unusual hoarseness); chest pain; cough; diarrhea; dizziness; fast or slow heartbeat; fever, chills, or sore throat; joint pain; nausea; numbness or tingling of the skin; rapid breathing; severe headache; stomach pain; unusual bruising or bleeding; unusual swelling; vision changes; vomiting.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

If OVERDOSE is suspected:

Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately.

Proper storage of Aldurazyme:

Aldurazyme is usually handled and stored by a health care provider. If you are using Aldurazyme at home, store Aldurazyme as directed by your pharmacist or health care provider.

General information:

  • If you have any questions about Aldurazyme, please talk with your doctor, pharmacist, or other health care provider.
  • Aldurazyme is to be used only by the patient for whom it is prescribed. Do not share it with other people.
  • If your symptoms do not improve or if they become worse, check with your doctor.
  • Check with your pharmacist about how to dispose of unused medicine.

This information should not be used to decide whether or not to take Aldurazyme or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about Aldurazyme. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to Aldurazyme. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using Aldurazyme.

Issue Date: July 2, 2014
Database Edition 14.3.1.001
Copyright © 2014 Wolters Kluwer Health, Inc.

Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.

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