Xolair vs Daliresp

A side-by-side look at two respiratory medications advertised on TV. Informational only — not medical advice.

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Information reviewed July 24, 2026

US XolairUS Daliresp
Generic nameomalizumabroflumilast
Drug classAnti-IgE Monoclonal AntibodyPDE4 Inhibitor (Oral)
TreatsAllergic asthma, chronic hives, food allergyChronic obstructive pulmonary disease (COPD)
CategoryRespiratoryRespiratory
ManufacturerGenentech/NovartisAstraZeneca
Year approved20032011
FDA warningBlack box warningModerate warnings
Est. TV ad spend$95M
Common side effectsAnaphylaxis (severe allergic reaction), Injection site reactions, Joint pain, HeadacheDiarrhea, Weight loss, Nausea, Headache

Frequently asked questions

Is Xolair or Daliresp better?

Neither is universally "better." Xolair (omalizumab) and Daliresp (roflumilast) are both used for respiratory, but the right choice depends on your medical history, insurance and your doctor's guidance. This comparison is informational only.

What's the difference between Xolair and Daliresp?

Xolair is a Anti-IgE Monoclonal Antibody made by Genentech/Novartis, while Daliresp is a PDE4 Inhibitor (Oral) made by AstraZeneca. See the table above for a side-by-side breakdown.

Which one spends more on TV ads?

Xolair has the larger estimated TV advertising budget of the two.

TVPills

A reference tool to help identify prescription medications and supplements seen in television advertising. This is not medical advice. Always consult a healthcare professional.

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