Can a peptide gel harden early cavities before they need drilling?
NCT ID NCT07829328
First seen Sep 21, 2026 · Last updated Sep 21, 2026
Summary
Researchers are testing whether a topical gel made of self-assembling P11-4 peptides and 0.05% sodium fluoride can make early cavities between teeth denser and stop them from progressing. The trial enrolls 30 active-duty military members who have small, non-cavitated lesions visible on X-rays. Participants receive one application of the gel plus standard brushing and flossing coaching, then get follow-up bitewing X-rays at 1 week, 1 month, and later visits to measure changes in lesion density.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- A topical gel containing 0.05% sodium fluoride and self-assembling P11-4 peptides, applied directly to early cavities between teeth
- What this could lead to
- If it works, this could offer a needle-free way to stop early cavities between teeth from growing into holes that need drilling, and it could become a standard option for military dental care.
- What could go wrong
- This is a small Phase 4 study of 30 people, so the results may not hold up in larger groups or in civilians. The peptide gel may not harden the lesions enough to show up clearly on X-rays, and everyone in the study also gets brushing and flossing coaching, which makes it hard to tell how much the gel itself helps.
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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Phase 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
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About 30 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2026
An estimate. Start dates often move.
- Expected to finish
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Aug 2027
An estimate. End dates often move.
- Lead sponsor
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A government agency
The lead sponsor is a US federal agency other than the NIH.
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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18 to 74 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: * Active Duty military * must have 1 or more incipient, non-cavitated, interproximal carious lesions (E1, E2, or D1 in radiographic depth) * must have time remaining on post for at least 4 months from the start of treatment/enrollment Exclusion Criteria: * non-active duty military * interproximal carious lesions that are cavitated or D2-D3 in radiographic depth * tobacco, nicotine, and e-cigarette use
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Genom att skicka in godkänner du våra Användarvillkor
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
The full official record for this study. This one lists no contact details, but it is the first place any would appear.
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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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Schofield Barracks Dental Clinic
Schofield Barracks, Hawaii, 96857, United States