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Brand name: Xolair TM

Active ingredients: omalizumab

What it is used for

Allergic Asthma: Children 6 to < 12 years of age - In children aged 6 to <12 years, Xolair is indicated as add-on therapy to improve asthma control in patients with severe allergic asthma who have documented exacerbations despite daily high dose inhaled corticosteroids, and who have immunoglobulin E levels corresponding to the recommended dose range (see Table 10 under Dosage and Administration). Adults and adolescents >= 12 years of age - Xolair is indicated for the management of adult and adolescent patients with moderate to severe allergic asthma, who are already being treated with inhaled steroids, and who have serum immunoglobulin E levels corresponding to the recommended dose range (see Table 10 under Dosage and Administration). Chronic Spontaneous Urticaria (CSU): Xolair is indicated for adults and adolescents (12 years of age and above) with chronic spontaneous urticaria who remain symptomatic despite H1 antihistamine treatment.

How to take it

You should seek medical advice in relation to medicines and use only as directed by a healthcare professional.

This medicine is a pack that contains more than one part.

Part 1: Injection, powder for

White to off white cake.

How to take this medicine: Subcutaneous

Part 2: Injection, solution

Clear, colourless solution.

How to take this medicine: Subcutaneous

Always read the label. If symptoms persist see your healthcare professional.

Storage instructions

  • Store at 2 to 8 degrees Celsius
  • Reconstituted Solution see label for shelf life
  • Lifetime is 4 Years.

Do I need a prescription?

This medicine is available from a pharmacist and requires a prescription. It is Schedule 4 : Prescription Only Medicine.

Pregnant or planning a pregnancy?

For the active ingredient omalizumab

You should seek advice from your doctor or pharmacist about taking this medicine. They can help you balance the risks and the benefits of this medicine during pregnancy.

Download leaflet

For side effects, taking other medicines and more

Download consumer medicine information leaflet (pdf)


The information about this medicine comes from trusted sources.

  • Therapeutic Good's Administration (TGA)
  • Pharmaceutical Benefits Scheme (PBS)
  • GuildLink
  • DrugBank

healthdirect medicines information is not intended for use in an emergency. If you are suffering an acute illness, overdose, or emergency condition, call triple zero (000) and ask for an ambulance.

Reasonable care has been taken to provide accurate information at the time of creation. This information is not intended to substitute medical advice, diagnosis or treatment and should not be exclusively relied on to manage or diagnose a medical condition. Please refer to our terms and conditions.

See also

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