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Friday sermons fight plaque: mosque program boosts brushing

NCT ID NCT07584512

Disease control Sponsor: Bangabandhu Sheikh Mujib Medical University, Dhaka, Bangladesh 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
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 tested a health education program called 'Smile With Prophet' in two mosques in Dhaka, Bangladesh. 80 adult men received oral health messages during Friday sermons, plus a booklet and a miswak (chewing stick). The goal was to see if this approach improved their knowledge, brushing habits, and reduced dental plaque. Results were measured after 3 weeks.

What this could mean

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

Active substance
Smile With Prophet (SWP) behavioral intervention (Friday sermons, educational booklet, miswak)
What this could lead to
If successful, this approach could offer a low-cost, culturally tailored way to improve oral hygiene in religious communities.
What could go wrong
This is a small, early-stage study with only 80 participants and a short 3-week follow-up, so results may not apply broadly or last long.

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

142 people

The number who actually took part.

Started

Sep 2022

Finished

Oct 2022

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 to 85 years

Sex

Male participants only

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: * Respondent is willing to participate and gives consent. * Respondent is aged 18 years or older. * Respondent attends weekly congregation prayers at the selected mosque. Exclusion Criteria: • Respondent is mentally unstable or unable to understand the intervention (e.g., too old or cognitively impaired).

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As listed by the trial registrant

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

Dental plaque accumulation Oral hygiene education

Contacts and locations

Locations

  • Angarzora Ahli Hadeeth Jame Masjid

    Dhaka, 1219, Bangladesh

  • Masjid As Siddique (RA)

    Dhaka, 1217, Bangladesh

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