New study tests easier tooth filling for Kids' cavities
NCT ID NCT07239154
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study compares two types of tooth-colored fillings—injectable and packable—for cavities in children's back baby teeth. Researchers will check how well each filling holds up over time using dental exams and X-rays. The goal is to see if the injectable type, which may be easier to place, works just as well as the traditional packable type.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- dental composite (injectable or packable)
- What this could lead to
- If injectable composite works as well as packable, it could offer an easier, faster filling option for children's cavities.
- What could go wrong
- This is a small, early-stage trial with only 32 children, so results may not apply broadly. Both materials are already used in dentistry, so no major 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
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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
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About 32 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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May 2026
An estimate. Start dates often move.
- Expected to finish
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May 2027
An estimate. End dates often move.
- Lead sponsor
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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
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4 to 8 years
- Sex
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Anyone
- Healthy volunteers
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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 Hide 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: * Children aged 4-8 years. * Medically free. Teeth: * Restorable Class II cavities. * Asymptomatic tooth. Pre-operative radiographic examination: * Absence of periapical or inter-radicular radiolucency. * Absence of widening of periodontal ligaments space. * Absence of internal or external root resorption. Exclusion Criteria: * Patients: * Uncooperative children. * Unable to attend follow-up visits. * Parents refuse to sign the informed consent. * Children participating in any other clinical trial involving fluoride therapy or other interventions that could directly influence caries development during the study period. Teeth: * Teeth which were previously restored. * Mobility. Pre-operative radiographic examination: * Caries extending deep sub-gingivally. * The tooth is about to exfoliate.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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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.
Contacts and locations
Locations
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faculty of dentistry,Cairo university
Cairo, Cairo Governorate, 11553, Egypt
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Other studies related to the condition(s) this trial covers.
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