What is the Onset Time for Omalizumab (Xolair)?
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3 min read
Omalizumab (Xolair) is an injectable biologic medication used to treat several chronic allergic conditions [1.2.1]. The answer to 'What is the onset time for omalizumab?' varies, with some patients seeing improvement in a few weeks and others needing up to 4 months [1.2.2, 1.3.2].
