Dental sealant showdown: can a clear coat keep fillings Stain-Free?
NCT ID NCT07618013
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tests whether applying a thin, clear surface sealant over tooth-colored fillings helps prevent discoloration and improves how long the filling lasts. Twenty-five adults with cavities in their back teeth will receive either a sealant or standard polishing. Researchers will check the fillings over two years for color changes, stains, and overall condition.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- unfilled resin surface sealant (PermaSeal or OPTIGLAZE)
- What this could lead to
- If it works, this could make tooth-colored fillings last longer and stay looking better by reducing stains and discoloration.
- What could go wrong
- This is a small, early-stage trial with only 25 participants, so results may not apply to everyone. The sealant might not provide a noticeable benefit over standard polishing.
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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.
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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