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Study tests which aligner cleaner keeps your mouth healthiest

NCT ID NCT07307716

Knowledge-focused Sponsor: Riyadh Elm University Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting This study
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study will test three ways to clean clear aligners: brushing with fluoride toothpaste, using chlorhexidine mouthwash, or using an oxygen-based cleanser. Twenty-one adults will try each method for one month to see how it affects bacteria and gum health. The goal is to find which cleaning method best prevents plaque buildup and gum problems during orthodontic treatment.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Chlorhexidine mouthwash (0.2%) and oxygen-based cleanser (BlueM)
What this could lead to
If successful, this could point toward the best cleaning method for clear aligners to reduce plaque and gum inflammation.
What could go wrong
This is a small, early-stage study with only 21 participants, so results may not apply to everyone. It looks at short-term changes, not long-term health outcomes.

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

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

About 21 people

The number the study aims to enrol. It can still change while the study runs.

Expected to start

Feb 2026

An estimate. Start dates often move.

Expected to finish

Oct 2026

An estimate. End dates often move.

Lead sponsor

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

18 years and older

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show 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). * Undergoing or scheduled for treatment with clear aligners (CA). * Presence of upper and lower first molars and central incisors. * Periodontal health at baseline (no sites with PD ≥ 4 mm; no clinical attachment loss at index teeth; BI/PI within normal limits). * No periodontal therapy within the previous 6 months. * Able and willing to comply with study instructions and follow-up visits; signed informed consent. * Sufficient remaining CA treatment (clinician-estimated): ≥ 14 weeks to safely cover three 1 month protocol periods plus washouts. Minimum planned aligners remaining: ≥ 11 aligners (assuming 10 days/aligner) or equivalent continuous CA duration per treating orthodontist. Exclusion Criteria: * Patients requiring orthognathic surgery * Uncontrolled systemic diseases (e.g., uncontrolled diabetes mellitus, autoimmune disease). * Pregnancy or lactation. * Use of systemic antibiotics and/or anti-inflammatory drugs within the last 3 months. * Periodontal therapy within the last 6 months. * Current tobacco use (smoking/smokeless) or vaping. * Limited/express CA plans (e.g., ≤ 11 aligners or expected completion \< 14 weeks). Anticipated early completion of CA or major treatment changes (e.g., switch to fixed appliances) within the next \~4 months. \- Extensive caries, defective restorations, or prostheses affecting index teeth/sites.

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Conditions

The condition(s) this trial relates to.

Dental Plaque gingivitis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Dental plaque Gingivitis

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. 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

  • Riyadh Elm University - Orthodontic Clinics

    Riyadh, Riyadh Region, Saudi Arabia

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