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Can a simple water filter stop diarrhea? mexico study tests three types

NCT ID NCT06149715

Prevention Sponsor: Aquora Research & Consulting, LLC 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 three types of Sawyer water filters in nearly 10,000 households in Ciudad Victoria, Mexico. The goal was to see if using these filters reduces diarrhea and other waterborne illnesses. Researchers tracked self-reported health changes over time after giving households either a squeeze filter, a bucket filter, or a tap filter.

What this could mean

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

Active substance
Sawyer water filtration systems (Squeeze, Bucket, and Tap filters)
What this could lead to
If successful, this could show that simple water filters effectively prevent diarrhea and other waterborne diseases in communities with unsafe drinking water.
What could go wrong
This is a completed study, but results rely on self-reported symptoms, which may not be fully accurate. The findings may not apply to other regions or water conditions.

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

9,887 people

The number who actually took part.

Started

Jan 2024

Finished

Oct 2025

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 110 years

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: * Recruiting will occur in Ciudad Victoria, Mexico at any household in the areas surveyed Exclusion Criteria: * None, except those who decline the survey and/or filter

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Conditions

The condition(s) this trial relates to.

diarrheal disease Waterborne Diseases

As listed by the trial registrant

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

Diarrhea Waterborne diseases

Contacts and locations

Locations

  • Ciudad Victoria

    Ciudad Victoria, Mexico

More trials for these conditions

Other studies related to the condition(s) this trial covers.