Omalizumab - subcutaneous

Patient Medicine Information
Why do I need this medicine?
Omalizumab is used to control symptoms of severe, persistent allergic asthma and prevent it from getting worse.

Omalizumab is used when your usual medicine cannot properly manage the symptoms of asthma.
How do I take this medicine?
Omalizumab is given as a subcutaneous injection. This means that it is injected into the fatty layer underneath the skin.

Your doctor or nurse will administer the injection for you. The injection is usually given once every 2 or 4 weeks. Your doctor will advise you about how often you need the injection.

While you are being treated with Omalizumab, continue to take the rest of your asthma medicine as instructed by your doctor. Do not stop taking any of your asthma medicine unless your doctor specifically told you to do so.

Omalizumab must be used regularly for it to be effective. Continue using this medicine even when you feel better. Do not stop using it unless instructed by the doctor.
What should I do if I have forgotten to take this medicine?
Ensure that you keep all appointments with your doctor so that you do not miss any dose.

If you miss an appointment or miss an injection, alert your doctor or nurse. A replacement appointment or injection should be given as soon as possible.
What should I take note of while taking this medicine?
Inform your doctor if you have the following conditions:

- heart disease
- cancer
- worm or other parasite infections
- autoimmune diseases (diseases in which the body produces antibodies that attack its own tissues)
- severe infections

Let your doctor know if you are pregnant or breastfeeding.

This medicine should not be used to treat sudden asthma attacks.

Inform your doctor if you are planning a trip overseas, especially if you are going to places where worm or parasite infections are common.
What side effects could I experience?
This medicine may make you feel dizzy. If affected, do not drive or take part in any activity in which you need to be alert.

Other side effects may include any of the following: headache, stomach pain and pain, itching, and swelling at the injection site.

Some side effects may need immediate medical help. Alert your doctor quickly if you experience any of the following:
- joint pain, fever, rash
- tiredness, weight loss, nasal congestion, numbness, tingling in the arms and legs
- sudden and unexpected chest pain

Inform your doctor if any of these side effects do not go away or are severe, or if you experience other side effects.
Can I take this with other medicines?
Inform your doctor and pharmacist if you are taking medicines for worm and other parasite infections.

Always notify your doctor and pharmacist if you are taking any other medicines, including herbal tonics such as traditional Chinese medicine, supplements and medicines that you buy without a prescription.
What special dietary instructions should I follow?
Avoid alcohol.
How should I store this medicine?
Store in a refrigerator (2°C – 8°C). Do not freeze. Protect from light.

Keep this medicine away from children.

Medicines must not be used past the expiry date.
This information is independently developed by MIMS based on omalizumab - subcutaneous and is provided for your reference only. It is not a replacement for and should only be used in conjunction with full consultation with a licensed healthcare professional, the information provided by your pharmacist and/or the manufacturer of the medication. It may not contain all the available information you require and cannot substitute professional medical care, nor does it take into account all individual circumstances. Although great effort has been made to ensure content accuracy, we shall not be held responsible or liable for any claims or damages arising from the use or misuse of the information contained herein, its contents or omissions, or otherwise. Copyright © 2023 MIMS. All rights reserved. Powered by
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