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The asthma medication Xolair has proved its prowess against food allergies, with new research showing the medication substantially lowers the chances of severe reactions in patients.

Data published Sunday in the New England Journal of Medicine and presented simultaneously at the American Academy of Allerg...

People threatened by accidental exposure to foods they're allergic to may have a new weapon of defense: On Friday, the U.S. Food and Drug Administration expanded the use of the asthma drug Xolair to help prevent anaphylactic reactions.

Xolair (omalizumab) is an injected drug and is not meant as a substitute for EpiPens or other anaphylaxis rescue remedies, the agency stressed.

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