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Simple toothbrushing lessons may slash radiation mouth pain for cancer patients

NCT ID NCT06690346

Prevention Sponsor: West China Hospital Source: ClinicalTrials.gov ↗

What the study statuses mean

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Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 30, 2026 · Updated 2 times

Summary

This study tested whether giving head and neck cancer patients detailed oral hygiene and diet instructions can prevent painful mouth sores caused by radiation. 150 patients were split into two groups: one got standard advice, the other got step-by-step oral care training. Researchers tracked how many developed severe mouth inflammation (mucositis) and how quickly it started.

What this could mean

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

Active substance
oral health education
What this could lead to
If it works, this simple education program could become a standard way to reduce painful mouth sores during head and neck cancer radiotherapy.
What could go wrong
This is a completed Phase 3 trial, but the intervention is just education—not a drug. The benefit may be modest, and results may not apply to all patients or settings.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

150 people

The number who actually took part.

Started

Nov 2024

Finished

Jun 2025

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 80 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Patients diagnosed with malignant tumors of the head and neck without metastasis * Age ≥18, ≤80 years old * ECOG\_PS score ≤2 * Receiving radiotherapy alone or concurrent radiotherapy with a radiation dose of \>50 Gy * Signed informed consent form Exclusion Criteria: * Patients with oral mucositis due to allergic reactions to certain foods, medications, or oral care products * Have a history of head and neck radiotherapy * Poor oral hygiene or severe periodontitis * Poor compliance * Other patients who, in the opinion of the investigator, are not suitable for participation in this study

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Conditions

The condition(s) this trial relates to.

head and neck cancer Head and Neck Neoplasms

As listed by the trial registrant

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

Malignant tumor of head and/or neck Radiotherapy; complications

Contacts and locations

Locations

  • West China Hospital, Sichuan University

    Chengdu, Sichuan, China

More trials for these conditions

Other studies related to the condition(s) this trial covers.