Real-World data shows mepolizumab may keep rare vasculitis in check Long-Term

NCT ID NCT07591753

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study followed 591 adults with eosinophilic granulomatosis with polyangiitis (EGPA) across Europe to see how well mepolizumab 300mg every 4 weeks works over the long term in everyday medical practice. Researchers looked at disease control, lung function, and safety by reviewing medical records. The goal is to understand if this dose helps patients stay well and reduce steroid use without unexpected side effects.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

mepolizumab (a biologic drug given as a shot every 4 weeks)

What this could lead to

If successful, this could confirm that mepolizumab 300mg/month is a safe and effective long-term treatment to control EGPA and reduce steroid use.

What could go wrong

This is an observational study, not a controlled trial, so results may be influenced by other factors. It also looks back at existing data, which can be less reliable than a prospective study.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

eosinophilic granulomatosis with polyangiitis vasculitis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • University of Florence

    Florence, Florence, 50134, Italy