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New study tests light and gel to ease dental pain

NCT ID NCT07379515

Symptom relief Sponsor: Dubai Health 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 This study
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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026

Summary

This study compares different numbing methods to reduce pain during dental cavity treatment. About 204 adults with tooth decay will receive either a light-based device, a numbing gel, or a placebo before local anesthesia. Researchers will measure pain during and after the procedure to find the best approach for patient comfort.

What this could mean

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

Active substance
Photobiomodulation device and benzocaine 20% gel
What this could lead to
If successful, this could give dentists a better way to numb teeth before cavity treatment, reducing pain and improving the dental experience.
What could go wrong
This is a small, early-stage trial with only 204 participants. Results may not apply to all patients or dental procedures, and the device or gel may not work better than placebo.

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

About 204 people

The number the study aims to enrol. It can still change while the study runs.

Expected to start

Apr 2026

An estimate. Start dates often move.

Expected to finish

Mar 2027

An estimate. End dates often move.

Lead sponsor

A government agency

The lead sponsor is a government body.

Who can take part

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

Ages

18 to 59 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: * Healthy participants: American Society of Anesthesiology Class I or II * Adults aged 18-59 years * No history of allergy to local anesthesia or excipients included in the vial * Participant requiring caries management for a maxillary premolar tooth (ICDAS I-V), with reversible pulpitis. Exclusion Criteria: * American Society of Anesthesiology Class III or higher * Participants with systemic conditions affecting pain perception * Participants on chronic pain medication * Pregnant or breastfeeding women * History of allergy to topical/local anesthesia * Taking any analgesic 48 hours before testing, such as an NSAID, opioids, or * acetaminophen * Recent oral trauma * Deep carious lesion with irreversible pulpitis or pulpal necrosis

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Conditions

The condition(s) this trial relates to.

agnosia dental caries pulpitis

As listed by the trial registrant

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

Pain management Pulpitis

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The official record

    The full official record for this study. This one lists no contact details, but it is the first place any would appear.

    Open the record ↗

  2. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

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