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Cavity fighters: which fluoride gel wins for Kids' teeth?

NCT ID NCT07371117

Disease control Sponsor: University of Jazan 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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Sep 11, 2026 · Updated 3 times

Summary

This study tests three different fluoride treatments—silver diamine fluoride gel, a special fluoride varnish, and a standard fluoride gel—to see which one best stops early childhood cavities. Ninety healthy children with at least one active cavity will receive one of the treatments. The goal is to find a simple, effective way to halt tooth decay without drilling.

What this could mean

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

Active substance
Silver diamine fluoride gel, sodium fluoride with CPP-ACP, and acidulated phosphate fluoride gel
What this could lead to
If one treatment works best, it could offer a simple, non-drilling way to stop cavities in young children.
What could go wrong
This is a small Phase 2 trial with only 90 children, so results may not apply to everyone. The treatments are already used, so no big breakthrough is expected.

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

Phase 2

Tests whether the treatment actually works, and watches for side effects, in a larger group.

Participants

90 people

The number who actually took part.

Started

Nov 2025

Finished

Feb 2026

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

2 to 9 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: * The participants who had at least one untreated cavitated active caries lesion with dentin exposed based on the Nyvad criteria (level 3: "Enamel/dentin cavity easily visible with the naked eye where the surface of cavity feels soft or leathery on gentle probing", characterized by dentin exposure without signs of pulp involvement, pain, abscess, sinus tract, or mobility. * Medically healthy children with no systemic disorders or developmental anomalies Exclusion Criteria: * Parents refused consent for study * Any child with special health care needs or with any systemic ailments will be excluded from the study * Teeth exhibiting irreversible pulpitis, abscess, pathological mobility, pathological radiographic changes

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Conditions

The condition(s) this trial relates to.

dental caries

As listed by the trial registrant

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

Dental caries Early childhood caries (ECC)

Contacts and locations

Locations

  • College of Dentistry, jazan University

    Jizan, Jazan Region, Saudi Arabia

More trials for these conditions

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