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Could a sleep disorder hold the key to Parkinson's pain?

NCT ID NCT07702266

Knowledge-focused Sponsor: University Hospital, Clermont-Ferrand 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 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jul 14, 2026 · Last updated Jul 15, 2026 · Updated 1 time

Summary

This study investigates primary parkinsonian pain (PPP), a severe and hard-to-treat pain type in Parkinson's disease. Researchers want to see if PPP is linked to REM sleep behavior disorder (RBD), a condition where people act out their dreams. About 300 people with Parkinson's will fill out a 15-minute online questionnaire about their pain, sleep, and other symptoms. The goal is to find patterns that could help doctors diagnose and manage PPP more effectively.

What this could mean

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

What this could lead to
If successful, this could help doctors identify primary parkinsonian pain more easily and improve its management.
What could go wrong
This is an observational study using self-reported data, so results may be less reliable and may not lead to direct treatment changes.

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.

Participants

About 300 people

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

Expected to start

Sep 2026

An estimate. Start dates often move.

Expected to finish

Oct 2027

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.

Who is studied

Patients will be contacted through the France Parkinson Association. If interested in the study, they will be able to access the online questionnaire hosted on the REDCap platform via a QR code or a web link.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

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: * Age ≥ 18 years. * French-speaking. * Diagnosis of Parkinson's disease confirmed by a neurologist. Exclusion Criteria: * Atypical parkinsonian syndrome. * Patients under legal protection (guardianship, curatorship, or legal safeguard measures).

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Conditions

The condition(s) this trial relates to.

Pain Parkinson disease

As listed by the trial registrant

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

Parkinson's disease

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

  • CHU Clermont-Ferrand

    Clermont-Ferrand, France

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