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Laser or pill? new study tests two treatments for chronic mouth pain

NCT ID NCT07381361

Symptom relief Sponsor: Lu Jiang Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

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 This study
Running, but no longer taking on new participants.
Completed
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 24, 2026 · Last updated Jun 27, 2026 · Updated 2 times

Summary

This study tests two treatments for burning mouth syndrome, a condition causing ongoing mouth pain without visible cause. One treatment uses low-level laser therapy (light energy), and the other uses a supplement called alpha-lipoic acid. Sixty adults with the condition will receive one of the two treatments for two weeks, and their pain levels will be measured using a standard pain scale.

What this could mean

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

Active substance
low-level laser therapy and alpha-lipoic acid
What this could lead to
If successful, this could point toward a non-drug, low-risk option for managing chronic burning mouth pain.
What could go wrong
This is a small, early-stage trial with only 60 participants. The treatments may not prove more effective than placebo, and results may not apply to all patients.

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

60 people

The number who actually took part.

Started

Apr 2025

Expected to finish

Mar 2026

An estimate. End dates often move.

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 75 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: * Adults aged 18 to 75 years * Diagnosis of Burning Mouth Syndrome (BMS) according to the 3rd edition of the International Classification of Headache Disorders (ICHD-3) * Daily intraoral burning or dysesthesia lasting for more than 2 hours for over 3 months * Normal oral mucosa and sensory testing * Condition not better accounted for by another ICHD-3 diagnosis Exclusion Criteria: * Other oral mucosal diseases, such as oral leukoplakia or oral lichen planus * Diabetes with poor blood glucose control * Hematological diseases * Pregnancy or lactation * Severe mental disorders preventing cooperation with treatment * Heart failure (New York Heart Association class III-IV)

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Conditions

The condition(s) this trial relates to.

burning mouth syndrome

As listed by the trial registrant

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

Burning mouth syndrome Low level laser therapy

Contacts and locations

Locations

  • West China Hospital of Stomatology, Sichuan University

    Chengdu, Sichuan, 610041, China

More trials for these conditions

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