Gum disease breakdown? new peptide gel aims to regrow bone
NCT ID NCT07581613
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests a new gel made from peptides (protein fragments) to see if it can help regrow bone and tissue damaged by gum disease. Forty adults with advanced periodontitis will receive either the new peptide gel or a standard hyaluronic acid gel during surgery. Researchers will track bone healing and gum attachment over one year to compare safety and effectiveness.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- proline-rich peptide hydrogel (PeriHeal)
- What this could lead to
- If it works, this could offer a new option to help regrow bone and tissue lost to gum disease, potentially improving tooth support.
- What could go wrong
- This is an early Phase 1/2 trial with only 40 people, so results are preliminary. The new hydrogel may not work better than existing treatments, and side effects are still being studied.
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 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
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About 40 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Nov 2026
An estimate. Start dates often move.
- Expected to finish
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Jun 2030
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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18 years and older
- 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 * Adults \>18 years with periodontitis (Stage III or IV) * Systemically healthy (ASA I or II) * Non-smokers or smoking \<10 cigarettes/day * Having undergone steps 1 (risk factor control, oral hygiene improvement including interdental hygiene) and 2 (subgingival instrumentation and biofilm control) of systematic periodontal therapy * Indication for step 3 periodontal therapy, i.e., sites with residual/persistent pockets (PPD \>5 mm and BoP or PPD \>6 mm) around single- or multi-rooted teeth with mobility \<grade II at re-evaluation 8-12 weeks after non-surgical instrumentation (Step 2). Further site-specific criteria include at least one site with a radiographic infrabony defect (2- or 3-walled) with a \>3 mm intrabony component, not associated with an open furcation, indicated for regenerative surgery * Full-mouth plaque score (FMPS) and full-mouth bleeding score (FMBS) ≤20% before surgery Exclusion criteria * Medical conditions contraindicating surgery * Pregnancy or lactation * Current use of systemic antibiotics * Smoking \>10 cigarettes/day * FMPS or FMBS \>20% * Mobility grade II or greater * Acute oral infections, active endo-perio lesions or active carious lesions on teeth associated with bone defects
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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
2 sites in 2 countries. 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, University Complutense of Madrid
Madrid, Spain
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Faculty of Dentistry, University of Oslo
Oslo, 0455, Norway
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