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Omalizumab Disease Interactions

There is 1 disease interaction with omalizumab.


Omalizumab (applies to omalizumab) malignancies

Moderate Potential Hazard, Moderate plausibility. Applicable conditions: Skin Cancer, History - Skin Cancer

In clinical trials malignancies have been observed in patients receiving omalizumab. Periodic examination is recommended for all patients, particularly those with risk factors for cancer. Caution should be exercised when considering omalizumab for the treatment of patients with a history of malignancies, those who have a known malignancy, or when continuing treatment in patients who develop malignancy while receiving this agent.


  1. "Product Information. Xolair (omalizumab)." Genentech (2003):

Omalizumab drug interactions

There are 9 drug interactions with omalizumab.

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Drug Interaction Classification

These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan.
Unknown No interaction information available.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.