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Alaska school program teaches kids to avoid deadly shellfish toxins

NCT ID NCT05247229

Prevention Sponsor: University of Alabama at Birmingham Source: ClinicalTrials.gov ↗

What the study statuses mean

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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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested a school-based education program for middle school students in three Alaska communities to prevent paralytic shellfish poisoning (PSP). The program taught kids about local shellfish toxins, safe harvesting practices, and traditional knowledge. Researchers measured changes in students' knowledge, behaviors, and intentions through surveys and interviews. The goal was to reduce the risk of PSP by helping children make safer choices when harvesting shellfish.

What this could mean

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

Active substance
middle school education program
What this could lead to
If successful, this educational approach could help reduce paralytic shellfish poisoning in coastal communities by teaching children safe harvesting practices.
What could go wrong
This is a small, completed study (50 students) measuring knowledge and intentions, not actual poisoning rates. Real-world impact on poisoning prevention remains unproven.

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

50 people

The number who actually took part.

Started

Mar 2022

Finished

Jul 2024

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

Children (under 18), adults (18 to 64) and older adults (65 and over)

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: * Middle school student at Blatchley Middle School in Sitka, Alaska or middle school student at Hoonah City Schools in Hoonah, Alaska or middle school student at Dzantik'i Heeni Middle School in Juneau, Alaska Exclusion Criteria: * Not middle school student at Blatchley Middle School in Sitka, Alaska or middle school student at Hoonah City Schools in Hoonah, Alaska or middle school student at Dzantik'i Heeni Middle School in Juneau, Alaska

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Conditions

The condition(s) this trial relates to.

Shellfish Poisoning

As listed by the trial registrant

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

Shellfish poisoning, paralytic

Contacts and locations

Locations

  • Dzantik'i Heeni Middle School

    Juneau, Alaska, 99801, United States

  • Hoonah City Schools

    Hoonah, Alaska, 99829, United States

  • Sitka Tribe of Alaska

    Sitka, Alaska, 99835, United States