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How soon after taking Xolair will my symptoms improve?

Xolair may not relieve your asthma symptoms right away. The drug should not be used in place of a fast-acting inhaler to stop an asthma attack already occurring. You should continue to take other prescribed maintenance medications regularly and rescue medications when you are having an attack. After a few weeks, you should see improvement in your condition.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.