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.
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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
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Shanghai Proton and Heavy Ion Center
Shanghai, Shanghai Municipality, 201315, China
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Other studies related to the condition(s) this trial covers.
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