Braces breakthrough? toothpaste and mouthwash battle to stop white spots
NCT ID NCT07325643
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether a toothpaste or mouthwash containing hydroxyapatite can prevent white spot lesions (early cavities) that often appear during orthodontic treatment with braces. 75 people getting braces will be split into three groups: one using hydroxyapatite toothpaste, one using hydroxyapatite mouthwash, and a control group using standard fluoride toothpaste. Researchers will check for white spots and plaque over 6 months to see which approach works best.
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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 75 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Nov 2025
- Expected to finish
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Dec 2026
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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Children (under 18), adults (18 to 64) and older adults (65 and over)
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: All included participants will be drawn from those who will receive comprehensive orthodontic treatment and fulfill the following inclusion criteria: 1. Complete permanent dentition up to the first premolar, with no intended extractions in orthodontic treatment plan. 2. Good overall health. 3. Good oral hygiene: full-mouth plaque score \< 20%. 4. No bleeding upon probing after 30 seconds. 5. Discontinuous band of plaque at the gingival margin. 6. Normal stimulated salivary flow rate. 7. Normal buffer capacity (final pH between 6.0 and 7.0) - Exclusion Criteria: * 1\. History of previous orthodontic treatment. 2. Bleaching or topical fluoridation within the last six months. 3. Severely rotated any of the study teeth (limiting the appearance of facial surfaces). 4\. Visible signs of caries, fluorosis, hypocalcification, or other developmental defects. 5. Restoration on the labial surface of the study teeth. 6. Systemic or endocrine conditions (e.g., cardiac pacemakers, diabetes mellitus). 7\. Craniofacial anomalies and clefts.
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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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University of Baghdad - College of Dentistry / Orthodontic Clinic
RECRUITINGBaghdad, Iraq