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Can a new tooth filling make Kids' cavity repairs last longer?

NCT ID NCT06254053

Disease control Sponsor: Cairo University 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Aug 12, 2026 · Last updated Aug 13, 2026 · Updated 1 time

Summary

This trial asks whether a newer filling material called zirconomer holds up better than a standard glass ionomer cement when repairing cavities in children's baby molars. About 30 children aged 5 to 7 with a cavity in a back baby tooth will receive one of the two fillings. Researchers will then check the fillings over time for signs of new decay, color match, and how well they stay sealed against the tooth.

What this could mean

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

Active substance
zirconia reinforced glass ionomer (zirconomer) compared with glass ionomer cement
What this could lead to
If zirconomer works better, it could give children a more durable, better-looking filling for baby teeth, reducing the need for repeat treatments.
What could go wrong
This is a small early-stage trial, so results may not apply to all children. Fillings can still fail over time, and the new material might not outperform the standard one.

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

30 people

The number who actually took part.

Started

Apr 2025

Finished

May 2026

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

5 to 7 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: 1. Children having carious primary molars(class1) without pulp exposure and normal radiograph. 2. Children between age 5 and 7 years. 3. Both male and female are included. 4. Cooperative Children. Exclusion criteria: <!-- --> 1. Patients with systemic diseases. 2. Parent refuse to participate.

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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 in children Dental materials

Contacts and locations

Locations

  • Cairo University dental hospital

    Cairo, Cairo Governorate, 0000, Egypt

More trials for these conditions

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