New radiation approach aims to reduce dry mouth in throat cancer patients

NCT ID NCT04528394

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested two types of radiation therapy for nasopharyngeal cancer (a cancer in the upper throat). One group received standard photon radiation plus carbon ion therapy, and the other received proton radiation plus carbon ion therapy. The main goal was to see which approach causes less severe dry mouth, a common side effect. The trial enrolled 136 adults with newly diagnosed cancer and compared side effects and tumor control between the two groups.

What this could mean

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

Active substance

Radiation therapy (proton or photon combined with carbon ion)

What this could lead to

If it works, this could show that proton therapy causes less dry mouth than standard photon therapy for people with nasopharyngeal cancer.

What could go wrong

This is a small, early-phase trial (136 people) that only compares two types of radiation. It may not prove which is better overall, and results may not apply to all patients.

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.

nasopharyngeal carcinoma

As listed by the trial registrant

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

Contacts and locations

Locations

  • Shanghai Proton and Heavy Ion Center

    Shanghai, Shanghai Municipality, 201315, China