Could a common heartburn drug shield lung cancer patients from radiation side effects?

NCT ID NCT06120803

First seen Aug 14, 2026 ยท Last updated Aug 14, 2026

Summary

This phase II trial tests whether esomeprazole, a common acid-reducing drug, can lower the chance of severe esophagitis (inflammation of the food pipe) in people with stage III non-small cell lung cancer receiving radiation therapy. Participants take 40 mg of esomeprazole daily during radiation and for two weeks after. The study measures how many patients develop grade 2 or higher esophagitis, using both doctor and patient reports.

What this could mean

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

Active substance
esomeprazole 40 mg once daily during and after thoracic radiation therapy
What this could lead to
If effective, esomeprazole could become a simple, low-cost way to prevent painful swallowing and chest discomfort during radiation for lung cancer, improving quality of life.
What could go wrong
This is a small, single-arm phase II trial, so results may not be definitive. Esomeprazole may not reduce esophagitis, and it carries rare risks like headache, diarrhea, or long-term effects with extended use.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

Contacts and locations

Locations

  • Rush University Medical Center

    RECRUITING

    Chicago, Illinois, 60612, United States

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