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Sound sleep: new study tests if pink noise can cure insomnia

NCT ID NCT07503223

Symptom relief Sponsor: National University of Malaysia Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study is testing whether a wearable device that plays personalized low-frequency sounds (like pink noise) can help people with insomnia sleep better. Forty adults with sleep problems will use the device for 12 weeks, and their sleep will be measured with overnight brain-wave tests before and after treatment. The goal is to see if this non-drug approach can improve sleep quality and reduce insomnia symptoms.

What this could mean

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

Active substance
Personalized Sound Therapy (device)
What this could lead to
If it works, this could offer a drug-free, non-invasive way to improve sleep quality for people with insomnia.
What could go wrong
This is a small, early-stage study with only 40 participants and no control group, so results may not be conclusive or generalizable. The therapy may not work for everyone.

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 40 people

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

Started

Apr 2026

Expected to finish

Jan 2028

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 to 60 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: * Adults aged 18-60 years * With sleep disturbances based on the PSQI score of \>5 and/or ISI score \> 15 Exclusion Criteria: * Central sleep apnea * Epilepsy * Current use of sedative-hypnotics or neurostimulation devices * Shift workers (people with different working hours patterns, for example morning, afternoon, night shifts) * Pregnancy * Moderate to severe OSA (AHI \>15) * Presbycusis or other significant hearing loss * Patients with psychiatric disorder

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Conditions

The condition(s) this trial relates to.

insomnia Parasomnias sleep disorder

As listed by the trial registrant

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

Imsomnia Sleep disturbance

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

  • National University of Malaysia, Faculty of Medicine

    RECRUITING

    Cheras, Kuala Lumpur, 56000, Malaysia

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